81518965320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2271989}}^1$

素因数の和:2272039

約数の個数: 128

約数和(自身を含む): 274819910400

約数和(自身を除く): 193300945080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 23, 24, 26, 30, 39, 40, 46, 52, 60, 65, 69, 78, 92, 104, 115, 120, 130, 138, 156, 184, 195, 230, 260, 276, 299, 312, 345, 390, 460, 520, 552, 598, 690, 780, 897, 920, 1196, 1380, 1495, 1560, 1794, 2392, 2760, 2990, 3588, 4485, 5980, 7176, 8970, 11960, 17940, 35880, 2271989, 4543978, 6815967, 9087956, 11359945, 13631934, 18175912, 22719890, 27263868, 29535857, 34079835, 45439780, 52255747, 54527736, 59071714, 68159670, 88607571, 90879560, 104511494, 118143428, 136319340, 147679285, 156767241, 177215142, 209022988, 236286856, 261278735, 272638680, 295358570, 313534482, 354430284, 418045976, 443037855, 522557470, 590717140, 627068964, 679324711, 708860568, 783836205, 886075710, 1045114940, 1181434280, 1254137928, 1358649422, 1567672410, 1772151420, 2037974133, 2090229880, 2717298844, 3135344820, 3396623555, 3544302840, 4075948266, 5434597688, 6270689640, 6793247110, 8151896532, 10189870665, 13586494220, 16303793064, 20379741330, 27172988440, 40759482660, 81518965320]

約数ペア:

[(1, 81518965320), (2, 40759482660), (3, 27172988440), (4, 20379741330), (5, 16303793064), (6, 13586494220), (8, 10189870665), (10, 8151896532), (12, 6793247110), (13, 6270689640), (15, 5434597688), (20, 4075948266), (23, 3544302840), (24, 3396623555), (26, 3135344820), (30, 2717298844), (39, 2090229880), (40, 2037974133), (46, 1772151420), (52, 1567672410), (60, 1358649422), (65, 1254137928), (69, 1181434280), (78, 1045114940), (92, 886075710), (104, 783836205), (115, 708860568), (120, 679324711), (130, 627068964), (138, 590717140), (156, 522557470), (184, 443037855), (195, 418045976), (230, 354430284), (260, 313534482), (276, 295358570), (299, 272638680), (312, 261278735), (345, 236286856), (390, 209022988), (460, 177215142), (520, 156767241), (552, 147679285), (598, 136319340), (690, 118143428), (780, 104511494), (897, 90879560), (920, 88607571), (1196, 68159670), (1380, 59071714), (1495, 54527736), (1560, 52255747), (1794, 45439780), (2392, 34079835), (2760, 29535857), (2990, 27263868), (3588, 22719890), (4485, 18175912), (5980, 13631934), (7176, 11359945), (8970, 9087956), (11960, 6815967), (17940, 4543978), (35880, 2271989)]