tables

200:

\[{16^{200}-1\over15}\]

5² × 11 × 17 × 31 × 41 × 101 × 251 × 257 × 401 × 601 × 1601 × 1801 × 4051 × 8101 × 25601 × 61681 × 65537 × 268501 × 340801 × 414721 × 2787601 × 82471201 × 3173389601 × 4278255361 × 44479210368001_<14> × 3399426377632056001_<19> × 4850484222084371979240001_<25> × 432363203127002885506543172618401_<33> × 129541188208935646963818844716591986208974410651257601_<54>

201:

\[{16^{201}-1\over15}\]

3 × 7 × 13 × 269 × 1609 × 2011 × 3217 × 9649 × 10453 × 22111 × 132661 × 192961 × 6324667 × 7327657 × 15152453 × 42875177 × 193707721 × 214473433 × 2559066073 × 71848008781_<11> × 175132692529_<12> × 761838257287_<12> × 6713103182899_<13> × 9739278030221_<13> × 59151549118532676874448563_<26> × 15704900959651293774270521395753_<32> × 87449423397425857942678833145441_<32>

202:

\[{16^{202}-1\over15}\]

17 × 809 × 9491060093_<10> × 5218735279937_<13> × 7432339208719_<13> × 600503817460697_<15> × 341117531003194129_<18> × 53425037363873248657_<20> × 4126631533969610752526181761_<28> × 845100400152152934331135470251_<30> × 588943501843708599443948572545716455743917429442946085514657968934735722314417529833656361841_<93>

203:

\[{16^{203}-1\over15}\]

29² × 43 × 59 × 113 × 127 × 233 × 1103 × 2089 × 136417 × 3033169 × 107367629 × 121793911 × 536903681 × 596834617 × 3692022713 × 9810958633253_<13> × 252715814615565962418688965855731_<33> × 11348055580883272011090856053175361113_<38> × 21597468549493958664902504331670645757_<38> × 28474083676894571496726280348891354240661831606009_<50>

204:

\[{16^{204}-1\over15}\]

3 × 7 × 13 × 17² × 97 × 103 × 137 × 241 × 257 × 307 × 409 × 673 × 953 × 2143 × 2857 × 3061 × 6529 × 8161 × 11119 × 13669 × 26317 × 43691 × 131071 × 354689 × 383521 × 40932193 × 1326700741 × 1467129352609_<13> × 2368179743873_<13> × 2879347902817_<13> × 737539985835313_<15> × 373200722470799764577_<21> × 116244395157193581337282640791798084114394917399572436767868837818708235649281_<78>

205:

\[{16^{205}-1\over15}\]

5 × 11 × 31 × 41² × 83 × 821 × 10169 × 13367 × 181549 × 2940521 × 12112549 × 43249589 × 164511353 × 269896441 × 8831418697_<10> × 70171342151_<11> × 61213422340181_<14> × 82777720757144341_<17> × 758399801407611361_<18> × 3655725065508797181674078959681_<31> × 76401557052661070266405340180269721_<35> × 2125820563389437533390243893834597846757304863651_<49>

206:

\[{16^{206}-1\over15}\]

17 × 41201 × 454849 × 667441 × 17325013 × 40151873 × 520379897 × 2550183799 × 415141630193_<12> × 52317884766401_<14> × 142500609730433_<15> × 473000157711296729_<18> × 8142767081771726171_<19> × 3976656429941438590393_<22> × 117070097457656623005977_<24> × 6846308393020964165241534187187578280122560160805821004078877538585253503361_<76>

207:

\[{16^{207}-1\over15}\]

3² × 7 × 13 × 19 × 37 × 47 × 73 × 109 × 139 × 277 × 829 × 1013 × 1657 × 3313 × 18217 × 30269 × 79903 × 178481 × 318781 × 853669 × 2796203 × 6542857 × 634569679 × 26785337149_<11> × 168749965921_<12> × 2232578641663_<13> × 5415624023749_<13> × 10052678938039_<14> × 42166482463639_<14> × 70334392823809_<14> × 25395382141805460457_<20> × 496817081109150685921_<21> × 6113142872404227834840443898241613032969_<40>

208:

\[{16^{208}-1\over15}\]

17 × 53 × 157 × 257 × 641 × 1613 × 2731 × 8191 × 65537 × 858001 × 928513 × 4940417 × 6700417 × 308761441 × 11342687617_<11> × 18558466369_<11> × 23877647873_<11> × 21316654212673_<14> × 715668470267111297_<18> × 78919881726271091143763623681_<29> × 703135063886107310322869668180880900631970395041438633085656587740154733922499375339477804972453889_<99>

209:

\[{16^{209}-1\over15}\]

23 × 89 × 229 × 397 × 419 × 457 × 683 × 2113 × 6689 × 174763 × 524287 × 525313 × 2039731321 × 8857714771093_<13> × 94803416684681_<14> × 1512348937147247_<16> × 149832750683283097_<18> × 3066290411598855013_<19> × 3410623284654639440707_<22> × 27290812893120485231161_<23> × 1937385241416564065603093_<25> × 5346950541323960232319657_<25> × 1607792018780394024095514317003_<31>

210:

\[{16^{210}-1\over15}\]

3 × 5 × 7² × 11 × 13 × 17 × 29 × 31 × 41 × 43 × 61 × 71 × 113 × 127 × 151 × 211 × 241 × 281 × 331 × 337 × 421 × 1321 × 1429 × 3361 × 5419 × 14449 × 29191 × 61681 × 86171 × 106681 × 122921 × 127681 × 152041 × 664441 × 1130641 × 1564921 × 7416361 × 15790321 × 47392381 × 755667361 × 4562284561_<10> × 88959882481_<11> × 146919792181_<12> × 1041815865690181_<16> × 84179842077657862011867889681_<29> × 54169520413224311136354324156824071681_<38>

211:

\[{16^{211}-1\over15}\]

4643 × 15193 × 9878177 × 95110361 × 5344743097_<10> × 199061567251_<12> × 18455044087121_<14> × 60272956433838849161_<20> × 22481127512575175864234185190299_<32> × 3593875704495823757388199894268773153439_<40> × 178325724886188112393573476458482965256782477560753_<51> × 6920400848110359047653995057624941367485834954585997077_<55>

212:

\[{16^{212}-1\over15}\]

17 × 107 × 257 × 1697 × 6361 × 69431 × 15358129 × 20394401 × 586477649 × 1692645313 × 28059810762433_<14> × 1801439824104653_<16> × 10920513604018498900801_<23> × 20946001591429012199281424246257_<32> × 99335205800663868215396640964567095667094665346141013294320587365443384719802857319737050495099341955640963272958071602273_<122>

213:

\[{16^{213}-1\over15}\]

3 × 7 × 13 × 569 × 853 × 5113 × 17467 × 66457 × 102241 × 189997 × 228479 × 266677 × 1396429 × 18369973 × 48544121 × 56409643 × 148587949 × 212885833 × 4999465853_<10> × 5585522857_<10> × 40524027877_<11> × 472287102421_<12> × 13952598148481_<14> × 20111008087273_<14> × 2849881972114740679_<19> × 4205268574191396793_<19> × 203525545766301306933226271929_<30> × 2646185328486854129693169911139349_<34>

214:

\[{16^{214}-1\over15}\]

17 × 643 × 857 × 843589 × 4209809 × 13012913 × 8174912477117_<13> × 23528569104401_<14> × 37866809061660057264219253397_<29> × 84115747449047881488635567801_<29> × 162259276829213363391578010288127_<33> × 992005069953996722026755979686303668059315249_<45> × 750305988172977439124935900508680523429897046359842693070433217278337_<69>

215:

\[{16^{215}-1\over15}\]

5 × 11 × 31 × 41 × 173 × 431 × 1721 × 9719 × 101653 × 129001 × 370661 × 500177 × 1952201 × 2099863 × 9084611 × 731516431 × 4538991421_<10> × 514851898711_<12> × 1759217765581_<13> × 2932031007403_<13> × 260125854015641_<15> × 1401345270171101_<16> × 297927289744047764444862191_<27> × 59904608378705661377430182608711698924130721_<44> × 1131832377932535124189124787988905860893840561_<46>

216:

\[{16^{216}-1\over15}\]

3³ × 7 × 13 × 17 × 19 × 37 × 73 × 97 × 109 × 193 × 241 × 257 × 433 × 577 × 673 × 1153 × 6337 × 38737 × 65537 × 87211 × 246241 × 262657 × 279073 × 22253377 × 33975937 × 209924353 × 4261383649 × 38941695937_<11> × 278452876033_<12> × 487824887233_<12> × 68016300334849_<14> × 138991501037953_<15> × 24929060818265360451708193_<26> × 7311824282729722035859309520826138827918372038863677678267962656996811009_<73>

217:

\[{16^{217}-1\over15}\]

29 × 43 × 113 × 127 × 5209 × 5581 × 8681 × 31249 × 49477 × 62497 × 384773 × 16233337 × 715827883 × 2147483647 × 6268703933840364033151_<22> × 378428804431424484082633_<24> × 776729668507005203702993_<24> × 139335546032913681584758997_<27> × 140508608590164280225934233098866842745808905947_<48> × 867988564747274927163124868127898657976489313137639569_<54>

218:

\[{16^{218}-1\over15}\]

17 × 5669 × 598193 × 104124649 × 666184021 × 745988807 × 74323515777853_<14> × 1746518852140345553_<19> × 171857646012809566969_<21> × 870035986098720987332873_<24> × 2077756847362348863128179_<25> × 35695338233523972669330604417_<29> × 576694829762330794568961139476826913_<36> × 847676809695323228372386223737948820266344360100553839813537_<60>

219:

\[{16^{219}-1\over15}\]

3 × 7 × 13 × 293 × 439 × 877 × 1753 × 3943 × 9929 × 1013533 × 2298041 × 371335727233_<12> × 704710824913_<12> × 9361973132609_<13> × 649301712182209_<15> × 9070197542196643_<16> × 671165898617413417_<18> × 1795918038741070627_<19> × 4815314615204347717321_<22> × 9444732965601851473921_<22> × 142406868765525436670617_<24> × 3278244690156222434135906137_<28> × 18478609113710122023550126425157_<32>

220:

\[{16^{220}-1\over15}\]

5 × 11² × 17 × 23 × 31 × 41 × 89 × 257 × 353 × 397 × 683 × 881 × 2113 × 2971 × 3191 × 47521 × 61681 × 109121 × 148721 × 201961 × 229153 × 48912491 × 89119361 × 119782433 × 2931542417 × 3404676001 × 4278255361 × 43872038849_<11> × 415878438361_<12> × 3630105520141_<13> × 11035465708081_<14> × 2546717317681681_<16> × 127886114126296744221796660380215073025601_<42> × 3959230115153309849247403143218625469852321_<43>

221:

\[{16^{221}-1\over15}\]

53 × 137 × 157 × 443 × 953 × 1327 × 1613 × 2731 × 8191 × 26317 × 43691 × 131071 × 1210509821 × 2291059412513_<13> × 4714692062809_<13> × 6670914925963435577_<19> × 1118498440898880562062959177194663477_<37> × 2380142106509122200127345885819001687213_<40> × 4507513575406446515845401458366741487526913_<43> × 2365454398418399772605086209214363458552839866247069233_<55>

222:

\[{16^{222}-1\over15}\]

3 × 7 × 13 × 17 × 149 × 223 × 241 × 593 × 1777 × 3109 × 3331 × 17539 × 92353 × 126097 × 321679 × 532801 × 854257 × 25781083 × 26295457 × 184481113 × 231769777 × 319020217 × 616318177 × 1398316729 × 4345052821_<10> × 107775231312019_<15> × 85337232196804809313_<20> × 1453030298001690873541_<22> × 20988936657440586486151264256610222593863921_<44> × 1167921844796930836978129504180973017018182961_<46>

223:

\[{16^{223}-1\over15}\]

11597 × 18287 × 196687 × 1466449 × 2916841 × 6530333 × 95768689 × 219256122131_<12> × 52016435676012089_<17> × 6912010464887165201_<19> × 1469495262398780123809_<22> × 596242599987116128415063_<24> × 5150313398606574060240971858429891941_<37> × 2705981985587527191852752325795076108854553_<43> × 20493495920905043950407650450918171260318303154708405513_<56>

224:

\[{16^{224}-1\over15}\]

17 × 29 × 43 × 113 × 127 × 257 × 449 × 641 × 2689 × 5153 × 65537 × 274177 × 1489153 × 6700417 × 15790321 × 183076097 × 54410972897_<11> × 67280421310721_<14> × 358429848460993_<15> × 167773885276849215533569_<24> × 37414057161322375957408148834323969_<35> × 26459340441441866087731114978932791810378456514228699635808330483947834929412856490368283423658331445600601857_<110>

225:

\[{16^{225}-1\over15}\]

3² × 5² × 7 × 11 × 13 × 19 × 31 × 37 × 41 × 61 × 73 × 101 × 109 × 151 × 181 × 251 × 331 × 601 × 631 × 1201 × 1321 × 1801 × 4051 × 8101 × 23311 × 54001 × 63901 × 100801 × 115201 × 268501 × 617401 × 695701 × 10567201 × 13334701 × 18837001 × 29247661 × 1182468601 × 1348206751 × 4714696801_<10> × 1133836730401_<13> × 307116398490301_<15> × 413150254353901_<15> × 6269989892198401_<16> × 13861369826299351_<17> × 3192261504216112476901_<22> × 281941472953710177758647201_<27>

226:

\[{16^{226}-1\over15}\]

17 × 227 × 3391 × 9041 × 23279 × 48817 × 58309 × 65993 × 1868569 × 2362153 × 636190001 × 30500013280577_<14> × 1066818132868207_<16> × 491003369344660409_<18> × 15079116213901326178369_<23> × 10384593717069655112945804582584321_<35> × 2480804957198250028708057046134715162580217174841698341177678467976358037638627697229748833079974029669969423384495713_<118>

227:

\[{16^{227}-1\over15}\]

5449 × 297371 × 83132849 × 694512857 × 5661492593_<10> × 26986333437777017_<17> × 3454631579714210387_<19> × 4565795412500725128240734773_<28> × 121090008650245240545321284919376582913_<39> × 9447623200404223747744805461919020208953_<40> × 69982170658265444713117545258712031103399659_<44> × 7992177738205979626491506950867720953545660121688631_<52>

228:

\[{16^{228}-1\over15}\]

3 × 7 × 13 × 17 × 97 × 229 × 241 × 257 × 457 × 571 × 673 × 1217 × 27361 × 32377 × 90289 × 131101 × 148961 × 160969 × 174763 × 524287 × 525313 × 1212847 × 160465489 × 9036489073_<10> × 275415303169_<12> × 24517014940753_<14> × 69394460463940481_<17> × 1459574594862075553_<19> × 11699557817717358904481_<23> × 320507768196690588004609_<24> × 29034057164920993379000074993_<29> × 1067252124073670544578597216793724332593915233_<46>

229:

\[{16^{229}-1\over15}\]

2749 × 1504073 × 5523481 × 18754643 × 20492753 × 602633653 × 33074236421_<11> × 84948746297_<11> × 6211454306149_<13> × 59833457464970183_<17> × 44185520789894155033573_<23> × 979593335915791354913977669_<27> × 21535805979875847804128272826013997_<35> × 467795120187583723534280000348743236593_<39> × 15333417141003794339164342447265426158851946182451963484372297_<62>

230:

\[{16^{230}-1\over15}\]

5 × 11 × 17 × 31 × 41 × 47 × 277 × 461 × 691 × 1013 × 1657 × 5981 × 14951 × 30269 × 61681 × 178481 × 2796203 × 4036961 × 15096281 × 1021622741 × 1884103651 × 7834788541_<10> × 345767385170491_<15> × 2646507710984041_<16> × 359006912765190408181_<21> × 291280009243618888211558641_<27> × 254697295909573204954870539927521_<33> × 38270370273627701558694122020168438884826027965104715922556374000428385841_<74>

231:

\[{16^{231}-1\over15}\]

3 × 7² × 13 × 23 × 29 × 43 × 67 × 89 × 113 × 127 × 337 × 397 × 463 × 617 × 683 × 1429 × 2113 × 5419 × 8317 × 14323 × 14449 × 20857 × 78233 × 312709 × 599479 × 4327489 × 869467061 × 3019242689 × 35532364099_<11> × 76096559910757_<14> × 581283643249112959_<18> × 70180796165277040349245703851057_<32> × 4982397651178256151338302204762057_<34> × 365212445341097287826412838353955921_<36> × 3931002956111648245378728475226109181_<37>

232:

\[{16^{232}-1\over15}\]

17 × 59 × 233 × 257 × 929 × 1103 × 2089 × 5569 × 8353 × 59393 × 65537 × 3033169 × 39594977 × 107367629 × 536903681 × 748264961 × 2245984577 × 239686663718401_<15> × 15929619591127520827829953_<26> × 82280195167144119832390568177_<29> × 6033312171721035031651315652130497_<34> × 18774318450142955120650303957350521748903233_<44> × 15694604006012505869851221169365594050637743819041_<50>

233:

\[{16^{233}-1\over15}\]

467 × 1399 × 27961 × 30757 × 135607 × 622577 × 3108221 × 15576974348063186977_<20> × 25336594975374725568037_<23> × 1137139284834559382500297_<25> × 116868129879077600270344856324766260085066532853492178431_<57> × 352369374013660139472574531568890678155040563007620742839120913_<63> × 888192486543339587170250231534633545752101759653207234833104273_<63>

234:

\[{16^{234}-1\over15}\]

3² × 7 × 13² × 17 × 19 × 37 × 53 × 73 × 79 × 109 × 157 × 241 × 313 × 433 × 937 × 1249 × 1613 × 1873 × 2731 × 3121 × 6553 × 7489 × 8191 × 21061 × 21841 × 38737 × 86113 × 121369 × 348661 × 858001 × 22366891 × 308761441 × 7830118297_<10> × 1112388285061_<13> × 6440452782193_<13> × 370244405487013669_<18> × 623293182848475361_<18> × 5302306226370307681801_<22> × 84159375948762099254554456081_<29> × 66160413724915364725540228212461512514283877255084129_<53>

235:

\[{16^{235}-1\over15}\]

5 × 11 × 31 × 41 × 283 × 941 × 2351 × 3761 × 4513 × 13264529 × 894434441 × 2391314881 × 7484047069_<10> × 72296287361_<11> × 87255998201_<11> × 165768537521_<12> × 328006342451_<12> × 3357909154141_<13> × 38425816980821_<14> × 140737471578113_<15> × 3237811125343321_<16> × 461797907949997211_<18> × 722501809616926841_<18> × 235457374510092115086834691_<27> × 33869483802755570065477644041_<29> × 73202300395158005845473537146974751_<35>

236:

\[{16^{236}-1\over15}\]

17 × 257 × 1181 × 1889 × 2833 × 3541 × 11329 × 37171 × 84961 × 157649 × 174877 × 179951 × 5521693 × 765373489 × 1824726041 × 104399276341_<12> × 3203431780337_<13> × 25342605037666235678081_<23> × 4667813439458532797392797231517680422795032583489_<49> × 1872291970855130338581402920066957633405194531207487931491005489894425834163480404545369495166430812046758483848544641_<118>

237:

\[{16^{237}-1\over15}\]

3 × 7 × 13 × 317 × 1423 × 2687 × 49297 × 151681 × 647011 × 13664473 × 202029703 × 1113491139767_<13> × 18890331057055511701_<20> × 23728823512345609279_<20> × 31357373417090093431_<20> × 381364611866507317969_<21> × 201487636602438195784363_<24> × 604462909806215075725313_<24> × 1487840558911519281039078769_<28> × 13775694692898492184744709216599873_<35> × 2408840984250243046611173150925486103064449_<43>

238:

\[{16^{238}-1\over15}\]

17² × 29 × 43 × 113 × 127 × 137 × 239 × 953 × 2381 × 9521 × 20231 × 26317 × 42841 × 43691 × 131071 × 354689 × 823481 × 15790321 × 94994369 × 823679683 × 62983048367_<11> × 131105292137_<12> × 1580019259393_<13> × 2879347902817_<13> × 536296539263941_<15> × 115846651946400929_<18> × 143162553165560959297_<21> × 18292898984156916156396101_<26> × 2488196881582734135904733409191377_<34> × 967651113494068011489137268940159136059745761_<45>

239:

\[{16^{239}-1\over15}\]

479 × 1913 × 5737 × 176383 × 340337 × 134000609 × 77852679293_<11> × 32605142983704221670173899_<26> × 26537037220992112785174856161239437662001_<41> × 7110008717824458123105014279253754096863768062879_<49> × 2269474963255693085711432948387582114817557263546457947501201_<61> × 883423532389192164791648750371459256584513952652893606156996040365965313_<72>

240:

\[{16^{240}-1\over15}\]

3 × 5 × 7 × 11 × 13 × 17 × 31 × 41 × 61 × 97 × 151 × 193 × 241 × 257 × 331 × 641 × 673 × 1321 × 23041 × 26881 × 61681 × 65537 × 414721 × 3602561 × 4855681 × 6700417 × 22253377 × 394783681 × 610548481 × 4278255361 × 4562284561_<10> × 46908728641_<11> × 137603804161_<12> × 44479210368001_<14> × 18446744069414584321_<20> × 94455684953484563055991838558081_<32> × 14768784307009061644318236958041601_<35> × 10559241583796365631935764162530238561452234881_<47>

241:

\[{16^{241}-1\over15}\]

2411 × 2640397 × 15594629 × 22000409 × 10411181203_<11> × 76119208744309_<14> × 15059828108442641_<17> × 3115949925222900514664736941746248477210667_<43> × 225486428396474227112409054380791819318562873_<45> × 160619474372352289412737508720216839225805656328990879953332340439_<66> × 3533694129556768659166595001485837028996511802181406170435598282024550401_<73>

242:

\[{16^{242}-1\over15}\]

17 × 23 × 89 × 353 × 397 × 683 × 727 × 2113 × 3389 × 91961 × 117371 × 209089 × 33186913 × 1251287137 × 2931542417 × 4036962584010807014809213_<25> × 11054184582797800455736061107_<29> × 1786393878363164227858270210279_<31> × 1339272539833668386958920468400193_<34> × 38608979869428210686559330362638245355335498797441_<50> × 8469440919770574005769693908434732506225873994236085602665729_<61>

243:

\[{16^{243}-1\over15}\]

3⁵ × 7 × 13 × 19 × 37 × 73 × 109 × 163 × 487 × 1459 × 2593 × 2917 × 4861 × 71119 × 87211 × 135433 × 139483 × 246241 × 262657 × 279073 × 3618757 × 97685839 × 106979941 × 168410989 × 272010961 × 4977454861_<10> × 3333950193493_<13> × 16753783618801_<14> × 26129603777437_<14> × 192971705688577_<15> × 3712990163251158343_<19> × 10429407431911334611_<20> × 918125051602568899753_<21> × 15778453094691989880197773477_<29> × 1753477469677913202190537606674204157_<37>

244:

\[{16^{244}-1\over15}\]

17 × 257 × 733 × 977 × 1709 × 3456749 × 37831175201_<11> × 368140581013_<12> × 667055378149_<12> × 768614336404564651_<18> × 2305843009213693951_<19> × 4889940029309876547089_<22> × 9200725871078697500072796227876997617_<37> × 1035817877926014488587133818491976759389034764353_<49> × 3002073757428777382273857922385512797763792723266417656025021527116989779952950182556537541850817_<97>

245:

\[{16^{245}-1\over15}\]

5 × 11 × 29 × 31 × 41 × 43 × 71 × 113 × 127 × 197 × 281 × 491 × 1471 × 86171 × 122921 × 7416361 × 47392381 × 7439220181_<10> × 19707683773_<11> × 4363953127297_<13> × 4432676798593_<13> × 4981857697937_<13> × 306178659371201_<15> × 1372226516822701_<16> × 15162868758218274451_<20> × 1008787906424294727221_<22> × 50647282035796125885000330641_<29> × 44399394252774652151567131602624448846381_<41> × 252359902034571016856214298851708529738525821631_<48>

246:

\[{16^{246}-1\over15}\]

3 × 7 × 13 × 17 × 83 × 241 × 739 × 2953 × 10169 × 13121 × 13367 × 165313 × 181549 × 3887047 × 12112549 × 43249589 × 62966161 × 164511353 × 802333429 × 8562191377_<10> × 8831418697_<10> × 6027043735173469_<16> × 13194317913029593_<17> × 177722253954175633_<18> × 125965976976392564317_<21> × 12243864122465612155106392056552353_<35> × 36034153124236158775665988887328808295354925107894665253667088041792025629199746059239041_<89>

247:

\[{16^{247}-1\over15}\]

53 × 157 × 229 × 457 × 1613 × 2731 × 8191 × 15809 × 104729 × 174763 × 207481 × 515737 × 524287 × 525313 × 2638949 × 10049443 × 355011619 × 6459570124697_<13> × 402004106269663_<15> × 531455155350809_<15> × 1282816117617265060453496956212169_<34> × 1824266557538578174916103390028454586929_<40> × 213379941663827592701819558102368170760508803_<45> × 100319871877063413185018007465640733935158188658416446422313_<60>

248:

\[{16^{248}-1\over15}\]

17 × 257 × 5581 × 5953 × 8681 × 8929 × 49477 × 65537 × 251969 × 290657 × 384773 × 715827883 × 2147483647 × 3770202641 × 1141629180401976895873_<22> × 19301855478655894221313_<23> × 32206359010364528536290817_<26> × 15624307475317816130204755452289007981717441_<44> × 214272694389796220531917097586652873821573313_<45> × 197107422273014301919781414466039325387889623676342705850752210599969_<69>

249:

\[{16^{249}-1\over15}\]

3 × 7 × 13 × 167 × 499 × 997 × 1163 × 1993 × 2657 × 136453 × 155377 × 13063537 × 218166829 × 1621324657 × 13455809771_<11> × 41732461753_<11> × 46202197673_<11> × 209957719973_<12> × 9202419446683_<13> × 148067197374074653_<18> × 80485166514184335373_<20> × 57912614113275649087721_<23> × 5791487405427228378717709_<25> × 583117579691967491546961181_<27> × 3388098290567587377052016525627948593_<37> × 8241594690167137359552274418432855740327_<40>

250:

\[{16^{250}-1\over15}\]

5³ × 11 × 17 × 31 × 41 × 101 × 251 × 401 × 601 × 1801 × 4001 × 4051 × 7001 × 8101 × 28001 × 61681 × 96001 × 268501 × 340801 × 1074001 × 2020001 × 2787601 × 3775501 × 22624001 × 229668251 × 3173389601 × 269089806001_<12> × 1481124532001_<13> × 4710883168879506001_<19> × 47970133603445383501_<20> × 94291866932171243501_<20> × 5519485418336288303251_<22> × 8877945148742945001146041439025147034098690503591013177336356694416517527310181938001_<85>

251:

\[{16^{251}-1\over15}\]

503 × 5021 × 54217 × 238451 × 1912621 × 57762875981_<11> × 1972386557777_<13> × 38508212572597_<14> × 178230287214063289511_<21> × 61676882198695257501367_<23> × 12070396178249893039969681_<26> × 45063180240128066017730357_<26> × 86245368961389419078481015822433_<32> × 15992518154179475674328213556857438690614816129_<47> × 5058345723951854688505665428846313806490903121677364358901199128608233_<70>

252:

\[{16^{252}-1\over15}\]

3² × 7² × 13 × 17 × 19 × 29 × 37 × 43 × 73 × 97 × 109 × 113 × 127 × 241 × 257 × 337 × 433 × 577 × 673 × 1009 × 1429 × 2017 × 3361 × 5153 × 5419 × 14449 × 21169 × 34273 × 38737 × 92737 × 649657 × 2627857 × 15790321 × 269389009 × 25629623713_<11> × 40388473189_<11> × 54410972897_<11> × 77158673929_<11> × 88959882481_<11> × 118750098349_<12> × 487824887233_<12> × 1538595959564161_<16> × 1475204679190128571777_<22> × 14510642956629460126286667764218111732339625499480335264478327629658324054225616417_<83>

253:

\[{16^{253}-1\over15}\]

23² × 47 × 89 × 277 × 397 × 683 × 1013 × 1657 × 2113 × 4049 × 25301 × 30269 × 85009 × 109297 × 178481 × 2796203 × 31797547 × 756550961 × 2569737193 × 4103188409 × 9623862953_<10> × 81776791273_<11> × 156296877661_<12> × 6994042018866541_<16> × 101027360307659633_<18> × 199957736328435366769577_<24> × 44667711762797798403039426178361_<32> × 2822551529460330847604262086149015242689_<40> × 621109541542884571802304568790331501283098925929529_<51>

254:

\[{16^{254}-1\over15}\]

17 × 509 × 18797 × 26417 × 3108961 × 72118729 × 140385293 × 17664039857_<11> × 2792688414613_<13> × 8988357880501_<13> × 90133566917913517709497_<23> × 357319966758824298104849_<24> × 3284305317126808646829056321_<28> × 78829341974215087229120114369_<29> × 56713727820156410577229101238628035243_<38> × 170141183460469231731687303715884105727_<39> × 9702750326896479671727000542228750333832492673090744273_<55>

255:

\[{16^{255}-1\over15}\]

3 × 5 × 7 × 11 × 13 × 31 × 41 × 61 × 103 × 137 × 151 × 307 × 331 × 409 × 953 × 1021 × 1321 × 2143 × 2857 × 3061 × 4421 × 6529 × 11119 × 12241 × 13669 × 26317 × 43691 × 51001 × 106591 × 131071 × 550801 × 949111 × 15571321 × 23650061 × 1326700741 × 2949879781 × 611787251461_<12> × 15455023589221_<14> × 418562986357561_<15> × 7226904352843746841_<19> × 9520972806333758431_<19> × 26831423036065352611_<20> × 51366149455494753931_<20> × 5702451577639775545838643151_<28> × 4251553088834471719044481725601_<31>

256:

\[{16^{256}-1\over15}\]

17 × 257 × 641 × 65537 × 274177 × 2424833 × 6700417 × 67280421310721_<14> × 1238926361552897_<16> × 59649589127497217_<17> × 5704689200685129054721_<22> × 7455602825647884208337395736200454918783366342657_<49> × 93461639715357977769163558199606896584051237541638188580280321_<62> × 741640062627530801524787141901937474059940781097519023905821316144415759504705008092818711693940737_<99>

257:

\[{16^{257}-1\over15}\]

28564009 × 360197837 × 22988734297_<11> × 37239639534523_<14> × 535006138814359_<15> × 518144156602508243009_<21> × 1155685395246619182673033_<25> × 374550598501810936581776630096313181393_<39> × 4000659204579114753312310878847043394855313_<43> × 4501721456014165137144897707223043167472851489652285029320729_<61> × 10073811610622418028425741738319757818107396980605471702450570926313_<68>

258:

\[{16^{258}-1\over15}\]

3 × 7 × 13 × 17 × 173 × 241 × 431 × 1033 × 9719 × 17029 × 46957 × 101653 × 328177 × 359137 × 500177 × 2099863 × 1591582393 × 3855260977 × 1759217765581_<13> × 2932031007403_<13> × 15686603697451_<14> × 64082150767423457_<17> × 96758771543686753_<17> × 52547670996812050561_<20> × 1425343275103126327372769_<25> × 5951631966296685834686149_<25> × 11053036065049294753459639_<26> × 7277473036504760410488618498577_<31> × 3299127482423741580907799021277068588977_<40>

259:

\[{16^{259}-1\over15}\]

29 × 43 × 113 × 127 × 149 × 223 × 593 × 1777 × 6217 × 25781083 × 184481113 × 231769777 × 616318177 × 2499285769 × 2035259884744589189_<19> × 1456235596904319041738812533139_<31> × 107636344217840413139193500838915409_<36> × 114193878466223527772144221955949216864968539889_<48> × 21234370960880098806027750185552713706866970578963970119_<56> × 9593963676285821579895400611891812054374771943664575363659273_<61>

260:

\[{16^{260}-1\over15}\]

5 × 11 × 17 × 31 × 41 × 53 × 131 × 157 × 257 × 521 × 1613 × 2081 × 2731 × 8191 × 42641 × 51481 × 61681 × 409891 × 858001 × 5746001 × 7623851 × 34110701 × 308761441 × 2400573761 × 4278255361 × 19868746561_<11> × 65427463921_<11> × 108140989558681_<15> × 145295143558111_<15> × 3377549010888001_<16> × 7580827241843270677601_<22> × 173308343918874810521923841_<27> × 78919881726271091143763623681_<29> × 37363769421172422182780447669037406234152610941283248995871866881_<65>

261:

\[{16^{261}-1\over15}\]

3² × 7 × 13 × 19 × 37 × 59 × 73 × 109 × 233 × 349 × 523 × 1103 × 2089 × 4177 × 7309 × 29581 × 3033169 × 107367629 × 536903681 × 6929826139_<10> × 27920807689_<11> × 9857737155463_<13> × 22170214192500421_<17> × 96076791871613611_<17> × 3453412901832690553_<19> × 33563856450515702761_<20> × 88544086062101280800732676713543809008487793569_<47> × 219681126844282487641411054552829164292094374447461_<51> × 328017025014102923449988663752960080886511412965881_<51>

262:

\[{16^{262}-1\over15}\]

17 × 263 × 1049 × 4744297 × 269665073 × 642811237 × 2745098189 × 810791440841_<12> × 1271332666556177_<16> × 12450751815271172041_<20> × 308544695409769427309_<21> × 36441674155824796521521_<23> × 182331128681207781784391813611_<30> × 10350794431055162386718619237468234569_<38> × 88628235147538969385874281472055436801_<38> × 786754396494306877551409790749000906808183097801133060108602658143355250410059953_<81>

263:

\[{16^{263}-1\over15}\]

1579 × 23671 × 92051 × 119929 × 731141 × 99972364781_<11> × 13572264529177_<14> × 29261114397558193_<17> × 43195464658778477_<17> × 80181854738775471107692957_<26> × 120226360536848498024035943_<27> × 383725126655170964501315730676446647_<36> × 4279318502765963680153103023323603817_<37> × 1161625406204540347970098063703363946902736086742697099_<55> × 338153229347093487293402061645864051641494661202651405269_<57>

264:

\[{16^{264}-1\over15}\]

3 × 7 × 13 × 17 × 23 × 67 × 89 × 97 × 193 × 241 × 257 × 353 × 397 × 673 × 683 × 2113 × 7393 × 20857 × 65537 × 229153 × 312709 × 599479 × 4327489 × 5304641 × 22253377 × 119782433 × 1632064897 × 1761345169 × 2931542417 × 43872038849_<11> × 98618273953_<11> × 190507963147393_<15> × 16875081675650881_<17> × 86945388997210442828259494992321_<32> × 44250674269198344200898981420091393_<35> × 155251136815444024315833387060599471617_<39> × 275509565477848842604777623828011666349761_<42>

265:

\[{16^{265}-1\over15}\]

5 × 11 × 31 × 41 × 107 × 1061 × 3181 × 6361 × 51941 × 69431 × 15358129 × 20394401 × 24082141 × 586477649 × 29324808311_<11> × 28059810762433_<14> × 31213331016701_<14> × 197748738449921_<15> × 1801439824104653_<16> × 593783678966863030035641_<24> × 33716583668208510447368101472499412321_<38> × 36614110124735294634435619027766763481_<38> × 1007715965875748226745472989687556259131_<40> × 47565948855249030607648469764544867603199396453249495641_<56>

266:

\[{16^{266}-1\over15}\]

17 × 29 × 43 × 113 × 127 × 229 × 457 × 1217 × 1597 × 2129 × 4523 × 148961 × 174763 × 524287 × 525313 × 15790321 × 1692116131441_<13> × 24517014940753_<14> × 126848469231149_<15> × 679253585011429_<15> × 139065006256539545729_<21> × 106788290443848295284382097033_<30> × 449329386292232535250647435097_<30> × 163537220852725398851434325720959_<33> × 50077084767631215481459045535942286719035243087652929001293138096831344998442654133431262500866849_<98>

267:

\[{16^{267}-1\over15}\]

3 × 7 × 13 × 179 × 1069 × 2137 × 3739 × 4273 × 62020897 × 78903841 × 928574737 × 3401264941 × 11221454641_<11> × 28753302853087_<14> × 18584774046020617_<17> × 579017791994999956106149_<24> × 123794003928545064364330189_<27> × 618970019642690137449562111_<27> × 24124332437713924084267316537353_<32> × 10038055841545956979111137292020661_<35> × 14851642607221752942766012585821135190909_<41> × 7993364465170792998716337691033251350895453313_<46>

268:

\[{16^{268}-1\over15}\]

17 × 257 × 269 × 4289 × 75041 × 7327657 × 15152453 × 42875177 × 193707721 × 2559066073 × 761838257287_<12> × 6713103182899_<13> × 9739278030221_<13> × 333808138537249_<15> × 311532723090035002320027134588551176448471666435989092897_<57> × 1113767094422199900605896348724787045161997478687751948513969_<61> × 655065662598900362767578455116791254630312910908827632908253411351301525671199788835777321465298977_<99>

269:

\[{16^{269}-1\over15}\]

2153 × 3229 × 5381 × 8609 × 4273873 × 13822297 × 1633401082697_<13> × 424255915796187428893811_<24> × 3918695179304214327885157_<25> × 185382112947811828276076281_<27> × 122575221550682354302309961053_<30> × 898904260625884249027566123577814531679366231253_<48> × 745280352191786358209397071708329198285057832384965565161_<57> × 68625988504811774259364670661552948915363901845035416371912463477873783063_<74>

270:

\[{16^{270}-1\over15}\]

3³ × 5 × 7 × 11 × 13 × 17 × 19 × 31 × 37 × 41 × 61 × 73 × 109 × 151 × 181 × 241 × 271 × 331 × 433 × 541 × 631 × 811 × 1321 × 2161 × 15121 × 21601 × 23311 × 30241 × 38737 × 49681 × 54001 × 61681 × 87211 × 246241 × 262657 × 279073 × 348031 × 18837001 × 29247661 × 33975937 × 4562284561_<10> × 168692292721_<12> × 201519653761_<12> × 49971617830801_<14> × 138991501037953_<15> × 165041853060421_<15> × 385838642647891_<15> × 1117180440577441_<16> × 166242935471754241_<18> × 469775495062434961_<18> × 47322686948898415351505582462576221839235677646571281_<53>

271:

\[{16^{271}-1\over15}\]

1627 × 97561 × 10474693 × 15242475217_<11> × 115417966565804897_<18> × 4635260015873357770993_<22> × 104167755499168696693743867494211841_<36> × 1453023029482044854944519555964740294049_<40> × 3477396520339709531699943780276325113101_<40> × 248927757868131890277330541567820045256364273970773286542188386932989391_<72> × 7778262174697629363453785911921127017017123583828869656300351035087381155797_<76>

272:

\[{16^{272}-1\over15}\]

17² × 137 × 257 × 641 × 953 × 5441 × 15233 × 26317 × 43691 × 65537 × 131071 × 143617 × 354689 × 383521 × 6700417 × 443069456129_<12> × 2368179743873_<13> × 2879347902817_<13> × 373200722470799764577_<21> × 335631827046798245410603730138717057_<36> × 63406006407727721042109834220642811713_<38> × 13832308777821275253693797139501737778822147478083036956843427808440807495351394287484032432976653684838265205956643879584820178416769_<134>

273:

\[{16^{273}-1\over15}\]

3 × 7² × 13² × 29 × 43 × 53 × 79 × 113 × 127 × 157 × 313 × 337 × 547 × 911 × 1093² × 1249 × 1429 × 1613 × 2731 × 3121 × 4733 × 5419 × 8191 × 14449 × 21841 × 121369 × 224771 × 503413 × 1210483 × 1948129 × 22366891 × 108749551 × 112901153 × 23140471537_<11> × 25829691707_<11> × 105310750819_<12> × 467811806281_<12> × 4093204977277417_<16> × 8861085190774909_<16> × 556338525912325157_<18> × 86977595801949844993_<20> × 275700717951546566946854497_<27> × 292653113147157205779127526827_<30> × 3194753987813988499397428643895659569_<37>

274:

\[{16^{274}-1\over15}\]

17 × 1097 × 15619 × 189061 × 38226289 × 168434085820849_<15> × 32127963626435681_<17> × 105498212027592977_<18> × 32032215596496435569_<20> × 5439042183600204290159_<22> × 206875670104957744917147613_<27> × 921525707911840587390617330886362701_<36> × 15164972751718165538717288739219937057169_<41> × 93494255860086990512492657107875993907936741226417407522152230021039368123083029492734398464387952766267944617520881_<116>

275:

\[{16^{275}-1\over15}\]

5² × 11² × 23 × 31 × 41 × 89 × 101 × 251 × 397 × 601 × 683 × 881 × 1801 × 2113 × 2971 × 3191 × 4051 × 8101 × 12101 × 35201 × 201961 × 268501 × 48912491 × 415878438361_<12> × 698617420601_<12> × 3630105520141_<13> × 18735216413769901_<17> × 382027665134363932751_<21> × 225117233926884384606401_<24> × 1905911178138824081520901_<25> × 1080528897710038815140945082604626901_<37> × 4074891477354886815033308087379995347151_<40> × 1657154808755021818820630633083400618861135574408955395309601_<61>

276:

\[{16^{276}-1\over15}\]

3 × 7 × 13 × 17 × 47 × 97 × 139 × 241 × 257 × 277 × 673 × 1013 × 1657 × 30269 × 178481 × 2796203 × 267457249 × 43717618369_<11> × 168749965921_<12> × 5415624023749_<13> × 10052678938039_<14> × 70334392823809_<14> × 549675408461419937_<18> × 5770338946481798744593_<22> × 3970299567472902879791777_<25> × 291280009243618888211558641_<27> × 17631969887860014158574508770817_<32> × 34434773651943512669670550217665939883731750144685418951568171079340937855569852799807030738080289_<98>

277:

\[{16^{277}-1\over15}\]

1109 × 232681 × 1121297 × 98002601 × 1093620377 × 4343215646437_<13> × 25792643401363_<14> × 365883785511434081_<18> × 987879984327104437_<18> × 6127581899703807800001946665349_<31> × 31133636305610209482201109050392404721_<38> × 6955979459776540052280934851589652278783_<40> × 44330544153812472562387530302993597418712010163095512613990869_<62> × 3138280009399679017344631051542622769205877134953845128202334345822857_<70>

278:

\[{16^{278}-1\over15}\]

17 × 557 × 6673 × 1408349 × 4506937 × 15736774913_<11> × 492717674609_<12> × 5625767248687_<13> × 12763660054721_<14> × 77764617112817456421627629713_<29> × 123876132205208335762278423601_<30> × 51542639524661795300074174250365699_<35> × 1251163891299967635860272509229764287909_<40> × 1716319040365034397790860195913303021663915471096474850983729_<61> × 15578566211941397840517234387216637465324132360973879251752384554033387041_<74>

279:

\[{16^{279}-1\over15}\]

3² × 7 × 13 × 19 × 37 × 73 × 109 × 373 × 1117 × 5581 × 8681 × 16183 × 26227 × 34039 × 49477 × 140617 × 384773 × 1437967 × 529510939 × 715827883 × 2147483647 × 2903110321 × 119232435043_<12> × 775844757937_<12> × 85384915399027_<14> × 833732508401263_<15> × 951088215727633_<15> × 658812288653553079_<18> × 4611545283086450689_<19> × 2034439836951867299888617_<25> × 6444365376140611199022187_<25> × 1159786009184278940605658153872708441955317_<43> × 16876658717031589479860902742568825114336243721_<47>

280:

\[{16^{280}-1\over15}\]

5 × 11 × 17 × 29 × 31 × 41 × 43 × 71 × 113 × 127 × 257 × 281 × 449 × 2689 × 4481 × 5153 × 61681 × 65537 × 86171 × 122921 × 414721 × 557761 × 736961 × 7416361 × 15790321 × 16824641 × 47392381 × 86800001 × 183076097 × 4278255361 × 54410972897_<11> × 44479210368001_<14> × 358429848460993_<15> × 40396092614384641_<17> × 40809065233184155116161_<23> × 84179842077657862011867889681_<29> × 3421249381705368039830334190046211225116161_<43> × 16366786575293487168163210961641150954650165468880710178578881_<62>

281:

\[{16^{281}-1\over15}\]

563 × 3373 × 80929 × 3827221 × 91568909 × 5203536083_<10> × 58381440973934522510444290213069_<32> × 1031060347364991963691143703976548814351953_<43> × 442079688503172860176607217752424068059658864615965341384647107224486419_<72> × 42430753264205191544205509903443731248177379622499698300170116993673305525189_<77> × 48009215293052652841860443273079338843737271906291675944391068955229998769420319_<80>

282:

\[{16^{282}-1\over15}\]

3 × 7 × 13 × 17 × 241 × 283 × 1129 × 2351 × 3761 × 4513 × 5641 × 1681003 × 1768141 × 13264529 × 54865357 × 1198107457 × 4375578271_<10> × 7484047069_<10> × 23592342593_<11> × 35273039401_<11> × 111349165273_<12> × 165768537521_<12> × 180846660913_<12> × 140737471578113_<15> × 201777278450257_<15> × 4501946625921233_<16> × 646675035253258729_<18> × 181352306852476069537_<21> × 270097268484167653999069_<24> × 4409486883238989864703786561_<28> × 38573092257178550307394862497_<29> × 18608722347327079478372693516842174661089_<41>

283:

\[{16^{283}-1\over15}\]

1699 × 9623 × 62827 × 2486265371 × 68492481833_<11> × 67535788803713_<14> × 289032286755051820954283562071395404701830115983581457_<54> × 23579543011798993222850893929565870383844167873851502677311057483194673_<71> × 3108270227561166513471139050917630250627849827446163307471742778796333223910258298061_<85> × 15541351137805832567355695254588151253139260287603415802670284661840802443732044480513_<86>

284:

\[{16^{284}-1\over15}\]

17 × 257 × 569 × 2273 × 228479 × 1433633 × 48544121 × 56409643 × 148587949 × 212885833 × 4999465853_<10> × 5585522857_<10> × 14254355329_<11> × 472287102421_<12> × 13952598148481_<14> × 80377573236449_<14> × 13425464222423304875744449_<26> × 11091113376655556595890990679482099679181989410614081_<53> × 22035224880114643162624476104782366474441464063490284156151885375649_<68> × 561089862628529469701880307617682175171538701774485416358584106265670728689_<75>

285:

\[{16^{285}-1\over15}\]

3 × 5 × 7 × 11 × 13 × 31 × 41 × 61 × 151 × 191 × 229 × 331 × 457 × 571 × 761 × 1321 × 2281 × 32377 × 54721 × 131101 × 160969 × 174763 × 185821 × 247381 × 524287 × 525313 × 1101811 × 1212847 × 160465489 × 420778751 × 3996146881 × 30327152671_<11> × 275415303169_<12> × 1457772869697961_<16> × 276696631250953741_<18> × 2416923620660807201_<19> × 3011347479614249131_<19> × 1491477035689218775711_<22> × 23480412082098913326841_<23> × 25349242986637720573561_<23> × 64326196787727903551977150861_<29> × 15653990705896313547269237220041169361_<38>

286:

\[{16^{286}-1\over15}\]

17 × 23 × 53 × 89 × 157 × 353 × 397 × 683 × 1613 × 2003 × 2113 × 2731 × 8191 × 25741 × 724153 × 858001 × 958673 × 3426853 × 9467173 × 145143857 × 308761441 × 2931542417 × 6156182033_<10> × 10425285443_<11> × 158822951431_<12> × 15500487753323_<14> × 311195251370951377_<18> × 4170165570896115649_<19> × 5782172113400990737_<19> × 661521349351105339668937661297_<30> × 1614501783881444871695814328568586673_<37> × 45483796440687588262115924373387768147329001606295881165522247483317566319074638433_<83>

287:

\[{16^{287}-1\over15}\]

29 × 43 × 83 × 113 × 127 × 1723 × 2297 × 10169 × 10333 × 13367 × 16073 × 181549 × 12112549 × 43249589 × 164511353 × 8831418697_<10> × 17137716527_<11> × 3839331472313_<13> × 17160693383233_<14> × 84413238703660609_<17> × 4336790831080504259_<19> × 4169136946773000713270790657459827_<34> × 5727480921933726160775149554121427904659393_<43> × 51954390877748655744256192963206220919272895548843817842228913_<62> × 27104597605222620344658636930905719658537966922119059605669826321_<65>

288:

\[{16^{288}-1\over15}\]

3² × 7 × 13 × 17 × 19 × 37 × 73 × 97 × 109 × 193 × 241 × 257 × 433 × 577 × 641 × 673 × 769 × 1153 × 3457 × 6337 × 38737 × 65537 × 274177 × 816769 × 6700417 × 17047297 × 22253377 × 38941695937_<11> × 278452876033_<12> × 487824887233_<12> × 628582818817_<12> × 67280421310721_<14> × 18446744069414584321_<20> × 1562985901350085709953_<22> × 1422346738975853644793916289_<28> × 442499826945303593556473164314770689_<36> × 3677056484269722937807027706903928978741725810890091763971733429025586784929458123827641259932929_<97>

289:

\[{16^{289}-1\over15}\]

137 × 953 × 26317 × 43691 × 72251 × 79187 × 131071 × 936361 × 1077971 × 7698961 × 12761663 × 21886549 × 113478990853_<12> × 18360250452977_<14> × 197766803208315851_<18> × 179058312604392742511009_<24> × 854096275589539341506608949_<27> × 338858733065598401355195539629373089_<36> × 9451749810136297910082728291533022318601070087253_<49> × 3320934994356628805321733520790947608989420068445023_<52> × 398410160527221094178749181184472290805236187881699426313_<57>

290:

\[{16^{290}-1\over15}\]

5 × 11 × 17 × 31 × 41 × 59 × 233 × 1103 × 2089 × 6961 × 9281 × 17401 × 59393 × 61681 × 168781 × 3033169 × 7553921 × 107367629 × 536903681 × 244716883381_<12> × 167859997042321_<15> × 3902095192430070721_<19> × 999802854724715300883845411_<27> × 12004541501954811085302214141_<29> × 82280195167144119832390568177_<29> × 2679895157783862814690027494144991_<34> × 71211964136863299257428519035724012135945227198802022227182141348386640523337537415373528248136871950971226500881_<113>

291:

\[{16^{291}-1\over15}\]

3 × 7 × 13 × 389 × 971 × 1553 × 3881 × 4657 × 5821 × 11447 × 25609 × 31817 × 272959 × 580837 × 856752889 × 2065304407 × 3555339061 × 4959325597_<10> × 5434876633_<10> × 394563864677_<12> × 17637260034881_<14> × 5636963037465601_<16> × 7570390327211773_<16> × 69186562412120809_<17> × 581546606903256979_<18> × 1100876018364883721_<19> × 99695503427255026561_<20> × 3687531861438052950582913_<25> × 13842607235828485645766393_<26> × 1170711644777651877659556633665719_<34> × 50455592168903227107903715726570129520096917_<44>

292:

\[{16^{292}-1\over15}\]

17 × 257 × 293 × 439 × 1753 × 9929 × 2298041 × 9361973132609_<13> × 649301712182209_<15> × 1795918038741070627_<19> × 19602880710043505617_<20> × 32871186029052837857_<20> × 9444732965601851473921_<22> × 79778881726281213651073_<23> × 23877558370585153535255125267231814835993843079185883107034076803873_<68> × 93946591029771824533206167634774407297228901800474680692600398205491737978152291520376960470230165276165539749093064229262216604321_<131>

293:

\[{16^{293}-1\over15}\]

587 × 5861 × 12893 × 26371 × 33403 × 22396921 × 60488093 × 12377633813_<11> × 796088615657_<12> × 498039116406053_<15> × 644467520107517023949_<21> × 40122362455616221971122353_<26> × 13453890779540632945331892129844577_<35> × 762551893101410166019390283047520363896913_<42> × 28957956380769874950233378106381841334009221_<44> × 5402466692901024046835332786846625537686037295987161_<52> × 396645227028138890415611220710757921643910743103031701971222447_<63>

294:

\[{16^{294}-1\over15}\]

3 × 7³ × 13 × 17 × 29 × 43 × 113 × 127 × 197 × 241 × 337 × 1429 × 3361 × 5419 × 7057 × 14449 × 84673 × 273617 × 540961 × 748819 × 1007441 × 15790321 × 375327457 × 19707683773_<11> × 88959882481_<11> × 1405628248417_<13> × 4363953127297_<13> × 4432676798593_<13> × 4981857697937_<13> × 364565561997841_<15> × 26032885845392093851_<20> × 40544859693521152369_<20> × 2741672362528725535068727_<25> × 17059410504738323992180849_<26> × 265549217634074770386573489863592827112366481_<45> × 6225705473971244034925408772395577890626984089129137_<52>

295:

\[{16^{295}-1\over15}\]

5 × 11 × 31 × 41 × 1181 × 2833 × 3541 × 4721 × 37171 × 132751 × 157649 × 174877 × 179951 × 677321 × 824821 × 5521693 × 5794391 × 128818831 × 533194801 × 1824726041 × 3812358161 × 104399276341_<12> × 3203431780337_<13> × 452824604065751_<15> × 34747599647361961_<17> × 4410975230650827973711_<22> × 9041801377211026170562298804509441444474688829821_<49> × 635600403337332590211116118455562871039610986360032901_<54> × 10038903777149910946126741017108754570611942191560591325431728188591011_<71>

296:

\[{16^{296}-1\over15}\]

17 × 149 × 223 × 257 × 593 × 1777 × 65537 × 80513 × 25781083 × 184481113 × 231769777 × 616318177 × 20988936657440586486151264256610222593863921_<44> × 31474859175390153735107856059776876864094488913562623409377402922304455233_<74> × 6152896135288560374679945371974689688835168151742564408104565373600581564260451457_<82> × 7857910537107244650997379051129365156632153489653285061191534178529543993418529855775986967586885057_<100>

297:

\[{16^{297}-1\over15}\]

3³ × 7 × 13 × 19 × 23 × 37 × 67 × 73 × 89 × 109 × 199 × 397 × 683 × 2113 × 2377 × 5347 × 20857 × 22573 × 23761 × 42373 × 87211 × 153649 × 235621 × 246241 × 262657 × 279073 × 312709 × 599479 × 694387 × 4327489 × 8950393 × 33057806959_<11> × 155399494141_<12> × 4712151755917_<13> × 5292250152949_<13> × 6215074747201_<13> × 8463901912489_<13> × 15975607282273_<14> × 242099935645987_<15> × 41523259994275786297957_<23> × 14973866897175265228063698945547_<32> × 272007548484389196113813589140615077929661_<42> × 170886618823141738081830950807292771648313599433_<48>

298:

\[{16^{298}-1\over15}\]

17 × 1193 × 1789 × 650833 × 38369587 × 12961064789_<11> × 14641916303149_<14> × 86656268566282183151_<20> × 8235109336690846723986161_<25> × 7984559573504259856359124657_<28> × 27243386602395588437243602121_<29> × 11011808951971745915313242336927641_<35> × 15255571944415415288648558322393974819898699383244253308807563712097988277253338773528334738776116890765433406659194077876452761306660938631937039831301337084783756630152608542961_<179>

299:

\[{16^{299}-1\over15}\]

47 × 53 × 157 × 277 × 599 × 1013 × 1613 × 1657 × 2393 × 2731 × 8191 × 20333 × 30269 × 178481 × 956801 × 2796203 × 9341359 × 15595841 × 6542689297_<10> × 14718679249_<11> × 19294368341_<11> × 834490119087067_<15> × 6339840806910833_<16> × 13444476836590589479_<20> × 51441563151591093599_<20> × 260242449712509916159_<21> × 20825730982886584878330561061323409_<35> × 393345821366273907459718331839045409_<36> × 552173839617265152659704124779513957_<36> × 22263485343435683412693923533443917032613157943146077977190561_<62>

Base 16 Repunits

Table