81012093720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{691}}^1\times {\mathrm{976991}}^1$

素因数の和:977696

約数の個数: 64

約数和(自身を含む): 243388247040

約数和(自身を除く): 162376153320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 691, 1382, 2073, 2764, 3455, 4146, 5528, 6910, 8292, 10365, 13820, 16584, 20730, 27640, 41460, 82920, 976991, 1953982, 2930973, 3907964, 4884955, 5861946, 7815928, 9769910, 11723892, 14654865, 19539820, 23447784, 29309730, 39079640, 58619460, 117238920, 675100781, 1350201562, 2025302343, 2700403124, 3375503905, 4050604686, 5400806248, 6751007810, 8101209372, 10126511715, 13502015620, 16202418744, 20253023430, 27004031240, 40506046860, 81012093720]

約数ペア:

[(1, 81012093720), (2, 40506046860), (3, 27004031240), (4, 20253023430), (5, 16202418744), (6, 13502015620), (8, 10126511715), (10, 8101209372), (12, 6751007810), (15, 5400806248), (20, 4050604686), (24, 3375503905), (30, 2700403124), (40, 2025302343), (60, 1350201562), (120, 675100781), (691, 117238920), (1382, 58619460), (2073, 39079640), (2764, 29309730), (3455, 23447784), (4146, 19539820), (5528, 14654865), (6910, 11723892), (8292, 9769910), (10365, 7815928), (13820, 5861946), (16584, 4884955), (20730, 3907964), (27640, 2930973), (41460, 1953982), (82920, 976991)]