20786310720

素因数分解:

$2^6\times 3^4\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1$

素因数の和:369

約数の個数: 1120

約数和(自身を含む): 93683132928

約数和(自身を除く): 72896822208

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 23, 24, 27, 28, 30, 32, 34, 35, 36, 40, 42, 45, 46, 48, 51, 54, 56, 60, 63, 64, 68, 69, 70, 72, 80, 81, 84, 85, 90, 92, 96, 102, 105, 108, 112, 115, 119, 120, 126, 135, 136, 138, 140, 144, 153, 160, 161, 162, 168, 170, 180, 184, 189, 192, 204, 207, 210, 216, 224, 230, 238, 240, 252, 255, 270, 272, 276, 280, 288, 293, 306, 315, 320, 322, 324, 336, 340, 345, 357, 360, 368, 378, 391, 405, 408, 414, 420, 432, 448, 459, 460, 476, 480, 483, 504, 510, 540, 544, 552, 560, 567, 576, 586, 595, 612, 621, 630, 644, 648, 672, 680, 690, 714, 720, 736, 756, 765, 782, 805, 810, 816, 828, 840, 864, 879, 918, 920, 945, 952, 960, 966, 1008, 1020, 1035, 1071, 1080, 1088, 1104, 1120, 1134, 1172, 1173, 1190, 1224, 1242, 1260, 1288, 1296, 1344, 1360, 1377, 1380, 1428, 1440, 1449, 1465, 1472, 1512, 1530, 1564, 1610, 1620, 1632, 1656, 1680, 1728, 1758, 1785, 1836, 1840, 1863, 1890, 1904, 1932, 1955, 2016, 2040, 2051, 2070, 2142, 2160, 2208, 2240, 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16560, 17136, 17388, 17580, 17595, 18144, 18360, 18459, 18630, 18752, 18768, 19040, 19278, 19320, 19872, 19924, 20160, 20217, 20510, 21096, 21114, 21420, 21735, 21896, 22032, 22080, 22680, 22848, 23184, 23440, 23460, 23733, 24480, 24612, 24633, 24840, 24905, 25024, 25704, 25760, 25920, 26082, 26370, 26956, 27370, 27540, 28128, 28152, 28560, 28980, 29376, 29808, 29886, 30240, 30765, 30912, 31280, 31644, 31671, 32130, 32816, 32844, 33120, 33695, 34272, 34776, 34867, 35160, 35190, 36288, 36720, 36918, 37260, 37536, 38080, 38556, 38640, 39555, 39744, 39848, 40434, 41020, 41055, 42192, 42228, 42840, 43470, 43792, 44064, 44829, 45360, 46368, 46880, 46920, 47173, 47466, 48195, 48960, 49224, 49266, 49680, 49810, 51408, 51520, 52164, 52740, 52785, 53912, 54740, 55080, 55377, 56256, 56304, 57120, 57960, 59616, 59772, 60480, 60651, 61530, 62560, 63288, 63342, 64260, 65205, 65632, 65688, 66240, 67390, 68544, 69552, 69734, 70320, 70380, 73440, 73836, 73899, 74520, 74715, 75072, 77112, 77280, 79110, 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308448, 313803, 316440, 316710, 318784, 323472, 328160, 328440, 332262, 337824, 342720, 343689, 347760, 348670, 358632, 363906, 369180, 369495, 375360, 377384, 379728, 385560, 393792, 394128, 398480, 403461, 404340, 417312, 418404, 421920, 422280, 424557, 431296, 437920, 440640, 443016, 443394, 448290, 458252, 463680, 471730, 474660, 478176, 485208, 492240, 492660, 506304, 506736, 514080, 521640, 523005, 525504, 537948, 539120, 545859, 553770, 557872, 563040, 566076, 572815, 590688, 591192, 596160, 597720, 606510, 616896, 627606, 632880, 633420, 646944, 656320, 656880, 664524, 672435, 675648, 687378, 695520, 697340, 707595, 717264, 727812, 738360, 738990, 754768, 759456, 771120, 788256, 796960, 801941, 806922, 808680, 830655, 834624, 836808, 843840, 844560, 849114, 875840, 886032, 886788, 896580, 909765, 916504, 941409, 943460, 949320, 956352, 970416, 984480, 985320, 1013472, 1028160, 1031067, 1043280, 1046010, 1075896, 1078240, 1091718, 1107540, 1108485, 1115744, 1126080, 1132152, 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約数ペア:

[(1, 20786310720), (2, 10393155360), (3, 6928770240), (4, 5196577680), (5, 4157262144), (6, 3464385120), (7, 2969472960), (8, 2598288840), (9, 2309590080), (10, 2078631072), (12, 1732192560), (14, 1484736480), (15, 1385754048), (16, 1299144420), (17, 1222724160), (18, 1154795040), (20, 1039315536), (21, 989824320), (23, 903752640), (24, 866096280), (27, 769863360), (28, 742368240), (30, 692877024), (32, 649572210), (34, 611362080), (35, 593894592), (36, 577397520), (40, 519657768), (42, 494912160), (45, 461918016), (46, 451876320), (48, 433048140), (51, 407574720), (54, 384931680), (56, 371184120), (60, 346438512), (63, 329941440), (64, 324786105), (68, 305681040), (69, 301250880), (70, 296947296), (72, 288698760), (80, 259828884), (81, 256621120), (84, 247456080), (85, 244544832), (90, 230959008), (92, 225938160), (96, 216524070), (102, 203787360), (105, 197964864), (108, 192465840), (112, 185592060), (115, 180750528), (119, 174674880), (120, 173219256), (126, 164970720), (135, 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(544, 38210130), (552, 37656360), (560, 37118412), (567, 36660160), (576, 36087345), (586, 35471520), (595, 34934976), (612, 33964560), (621, 33472320), (630, 32994144), (644, 32276880), (648, 32077640), (672, 30932010), (680, 30568104), (690, 30125088), (714, 29112480), (720, 28869876), (736, 28242270), (756, 27495120), (765, 27171648), (782, 26580960), (805, 25821504), (810, 25662112), (816, 25473420), (828, 25104240), (840, 24745608), (864, 24058230), (879, 23647680), (918, 22643040), (920, 22593816), (945, 21996096), (952, 21834360), (960, 21652407), (966, 21517920), (1008, 20621340), (1020, 20378736), (1035, 20083392), (1071, 19408320), (1080, 19246584), (1088, 19105065), (1104, 18828180), (1120, 18559206), (1134, 18330080), (1172, 17735760), (1173, 17720640), (1190, 17467488), (1224, 16982280), (1242, 16736160), (1260, 16497072), (1288, 16138440), (1296, 16038820), (1344, 15466005), (1360, 15284052), (1377, 15095360), (1380, 15062544), (1428, 14556240), (1440, 14434938), (1449, 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(7140, 2911248), (7245, 2869056), (7344, 2830380), (7360, 2824227), (7452, 2789360), (7560, 2749512), (7616, 2729295), (7728, 2689740), (7820, 2658096), (7911, 2627520), (8160, 2547342), (8204, 2533680), (8211, 2531520), (8280, 2510424), (8568, 2426040), (8640, 2405823), (8694, 2390880), (8790, 2364768), (9072, 2291260), (9180, 2264304), (9315, 2231488), (9376, 2216970), (9384, 2215080), (9520, 2183436), (9639, 2156480), (9660, 2151792), (9792, 2122785), (9936, 2092020), (9962, 2086560), (10080, 2062134), (10255, 2026944), (10304, 2017305), (10548, 1970640), (10557, 1968960), (10710, 1940832), (10948, 1898640), (11016, 1886920), (11040, 1882818), (11340, 1833008), (11424, 1819530), (11592, 1793160), (11720, 1773576), (11730, 1772064), (12096, 1718445), (12240, 1698228), (12306, 1689120), (12420, 1673616), (12512, 1661310), (12852, 1617360), (12880, 1613844), (12960, 1603882), (13041, 1593920), (13185, 1576512), (13248, 1569015), (13478, 1542240), (13685, 1518912), (13770, 1509536), 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