985142040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{2689}}^1$

素因数の和:2817

約数の個数: 128

約数和(自身を含む): 3067891200

約数和(自身を除く): 2082749160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 71, 86, 120, 129, 142, 172, 213, 215, 258, 284, 344, 355, 426, 430, 516, 568, 645, 710, 852, 860, 1032, 1065, 1290, 1420, 1704, 1720, 2130, 2580, 2689, 2840, 3053, 4260, 5160, 5378, 6106, 8067, 8520, 9159, 10756, 12212, 13445, 15265, 16134, 18318, 21512, 24424, 26890, 30530, 32268, 36636, 40335, 45795, 53780, 61060, 64536, 73272, 80670, 91590, 107560, 115627, 122120, 161340, 183180, 190919, 231254, 322680, 346881, 366360, 381838, 462508, 572757, 578135, 693762, 763676, 925016, 954595, 1145514, 1156270, 1387524, 1527352, 1734405, 1909190, 2291028, 2312540, 2775048, 2863785, 3468810, 3818380, 4582056, 4625080, 5727570, 6937620, 7636760, 8209517, 11455140, 13875240, 16419034, 22910280, 24628551, 32838068, 41047585, 49257102, 65676136, 82095170, 98514204, 123142755, 164190340, 197028408, 246285510, 328380680, 492571020, 985142040]

約数ペア:

[(1, 985142040), (2, 492571020), (3, 328380680), (4, 246285510), (5, 197028408), (6, 164190340), (8, 123142755), (10, 98514204), (12, 82095170), (15, 65676136), (20, 49257102), (24, 41047585), (30, 32838068), (40, 24628551), (43, 22910280), (60, 16419034), (71, 13875240), (86, 11455140), (120, 8209517), (129, 7636760), (142, 6937620), (172, 5727570), (213, 4625080), (215, 4582056), (258, 3818380), (284, 3468810), (344, 2863785), (355, 2775048), (426, 2312540), (430, 2291028), (516, 1909190), (568, 1734405), (645, 1527352), (710, 1387524), (852, 1156270), (860, 1145514), (1032, 954595), (1065, 925016), (1290, 763676), (1420, 693762), (1704, 578135), (1720, 572757), (2130, 462508), (2580, 381838), (2689, 366360), (2840, 346881), (3053, 322680), (4260, 231254), (5160, 190919), (5378, 183180), (6106, 161340), (8067, 122120), (8520, 115627), (9159, 107560), (10756, 91590), (12212, 80670), (13445, 73272), (15265, 64536), (16134, 61060), (18318, 53780), (21512, 45795), (24424, 40335), (26890, 36636), (30530, 32268)]