123162280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{2551}}^1$

素因数の和:2650

約数の個数: 64

約数和(自身を含む): 297665280

約数和(自身を除く): 174503000

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 71, 85, 136, 142, 170, 284, 340, 355, 568, 680, 710, 1207, 1420, 2414, 2551, 2840, 4828, 5102, 6035, 9656, 10204, 12070, 12755, 20408, 24140, 25510, 43367, 48280, 51020, 86734, 102040, 173468, 181121, 216835, 346936, 362242, 433670, 724484, 867340, 905605, 1448968, 1734680, 1811210, 3079057, 3622420, 6158114, 7244840, 12316228, 15395285, 24632456, 30790570, 61581140, 123162280]

約数ペア:

[(1, 123162280), (2, 61581140), (4, 30790570), (5, 24632456), (8, 15395285), (10, 12316228), (17, 7244840), (20, 6158114), (34, 3622420), (40, 3079057), (68, 1811210), (71, 1734680), (85, 1448968), (136, 905605), (142, 867340), (170, 724484), (284, 433670), (340, 362242), (355, 346936), (568, 216835), (680, 181121), (710, 173468), (1207, 102040), (1420, 86734), (2414, 51020), (2551, 48280), (2840, 43367), (4828, 25510), (5102, 24140), (6035, 20408), (9656, 12755), (10204, 12070)]