128127480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3571}}^1$

素因数の和:3621

約数の個数: 128

約数和(自身を含む): 432069120

約数和(自身を除く): 303941640

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, 3571, 3588, 4485, 5980, 7142, 7176, 8970, 10713, 11960, 14284, 17855, 17940, 21426, 28568, 35710, 35880, 42852, 46423, 53565, 71420, 82133, 85704, 92846, 107130, 139269, 142840, 164266, 185692, 214260, 232115, 246399, 278538, 328532, 371384, 410665, 428520, 464230, 492798, 557076, 657064, 696345, 821330, 928460, 985596, 1067729, 1114152, 1231995, 1392690, 1642660, 1856920, 1971192, 2135458, 2463990, 2785380, 3203187, 3285320, 4270916, 4927980, 5338645, 5570760, 6406374, 8541832, 9855960, 10677290, 12812748, 16015935, 21354580, 25625496, 32031870, 42709160, 64063740, 128127480]

約数ペア:

[(1, 128127480), (2, 64063740), (3, 42709160), (4, 32031870), (5, 25625496), (6, 21354580), (8, 16015935), (10, 12812748), (12, 10677290), (13, 9855960), (15, 8541832), (20, 6406374), (23, 5570760), (24, 5338645), (26, 4927980), (30, 4270916), (39, 3285320), (40, 3203187), (46, 2785380), (52, 2463990), (60, 2135458), (65, 1971192), (69, 1856920), (78, 1642660), (92, 1392690), (104, 1231995), (115, 1114152), (120, 1067729), (130, 985596), (138, 928460), (156, 821330), (184, 696345), (195, 657064), (230, 557076), (260, 492798), (276, 464230), (299, 428520), (312, 410665), (345, 371384), (390, 328532), (460, 278538), (520, 246399), (552, 232115), (598, 214260), (690, 185692), (780, 164266), (897, 142840), (920, 139269), (1196, 107130), (1380, 92846), (1495, 85704), (1560, 82133), (1794, 71420), (2392, 53565), (2760, 46423), (2990, 42852), (3571, 35880), (3588, 35710), (4485, 28568), (5980, 21426), (7142, 17940), (7176, 17855), (8970, 14284), (10713, 11960)]