20101812480

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{227}}^1\times {\mathrm{7687}}^1$

素因数の和:7941

約数の個数: 216

約数和(自身を含む): 69865653312

約数和(自身を除く): 49763840832

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 227, 240, 256, 288, 320, 360, 384, 454, 480, 576, 640, 681, 720, 768, 908, 960, 1135, 1152, 1280, 1362, 1440, 1816, 1920, 2043, 2270, 2304, 2724, 2880, 3405, 3632, 3840, 4086, 4540, 5448, 5760, 6810, 7264, 7687, 8172, 9080, 10215, 10896, 11520, 13620, 14528, 15374, 16344, 18160, 20430, 21792, 23061, 27240, 29056, 30748, 32688, 36320, 38435, 40860, 43584, 46122, 54480, 58112, 61496, 65376, 69183, 72640, 76870, 81720, 87168, 92244, 108960, 115305, 122992, 130752, 138366, 145280, 153740, 163440, 174336, 184488, 217920, 230610, 245984, 261504, 276732, 290560, 307480, 326880, 345915, 368976, 435840, 461220, 491968, 523008, 553464, 614960, 653760, 691830, 737952, 871680, 922440, 983936, 1106928, 1229920, 1307520, 1383660, 1475904, 1744949, 1844880, 1967872, 2213856, 2459840, 2615040, 2767320, 2951808, 3489898, 3689760, 4427712, 4919680, 5234847, 5534640, 5903616, 6979796, 7379520, 8724745, 8855424, 9839360, 10469694, 11069280, 13959592, 14759040, 15704541, 17449490, 17710848, 20939388, 22138560, 26174235, 27919184, 29518080, 31409082, 34898980, 41878776, 44277120, 52348470, 55838368, 62818164, 69797960, 78522705, 83757552, 88554240, 104696940, 111676736, 125636328, 139595920, 157045410, 167515104, 209393880, 223353472, 251272656, 279191840, 314090820, 335030208, 418787760, 446706944, 502545312, 558383680, 628181640, 670060416, 837575520, 1005090624, 1116767360, 1256363280, 1340120832, 1675151040, 2010181248, 2233534720, 2512726560, 3350302080, 4020362496, 5025453120, 6700604160, 10050906240, 20101812480]

約数ペア:

[(1, 20101812480), (2, 10050906240), (3, 6700604160), (4, 5025453120), (5, 4020362496), (6, 3350302080), (8, 2512726560), (9, 2233534720), (10, 2010181248), (12, 1675151040), (15, 1340120832), (16, 1256363280), (18, 1116767360), (20, 1005090624), (24, 837575520), (30, 670060416), (32, 628181640), (36, 558383680), (40, 502545312), (45, 446706944), (48, 418787760), (60, 335030208), (64, 314090820), (72, 279191840), (80, 251272656), (90, 223353472), (96, 209393880), (120, 167515104), (128, 157045410), (144, 139595920), (160, 125636328), (180, 111676736), (192, 104696940), (227, 88554240), (240, 83757552), (256, 78522705), (288, 69797960), (320, 62818164), (360, 55838368), (384, 52348470), (454, 44277120), (480, 41878776), (576, 34898980), (640, 31409082), (681, 29518080), (720, 27919184), (768, 26174235), (908, 22138560), (960, 20939388), (1135, 17710848), (1152, 17449490), (1280, 15704541), (1362, 14759040), (1440, 13959592), (1816, 11069280), (1920, 10469694), (2043, 9839360), (2270, 8855424), (2304, 8724745), (2724, 7379520), (2880, 6979796), (3405, 5903616), (3632, 5534640), (3840, 5234847), (4086, 4919680), (4540, 4427712), (5448, 3689760), (5760, 3489898), (6810, 2951808), (7264, 2767320), (7687, 2615040), (8172, 2459840), (9080, 2213856), (10215, 1967872), (10896, 1844880), (11520, 1744949), (13620, 1475904), (14528, 1383660), (15374, 1307520), (16344, 1229920), (18160, 1106928), (20430, 983936), (21792, 922440), (23061, 871680), (27240, 737952), (29056, 691830), (30748, 653760), (32688, 614960), (36320, 553464), (38435, 523008), (40860, 491968), (43584, 461220), (46122, 435840), (54480, 368976), (58112, 345915), (61496, 326880), (65376, 307480), (69183, 290560), (72640, 276732), (76870, 261504), (81720, 245984), (87168, 230610), (92244, 217920), (108960, 184488), (115305, 174336), (122992, 163440), (130752, 153740), (138366, 145280)]