242511804

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1\times {\mathrm{1559}}^1$

素因数の和:1747

約数の個数: 72

約数和(自身を含む): 638820000

約数和(自身を除く): 396308196

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 149, 174, 261, 298, 348, 447, 522, 596, 894, 1044, 1341, 1559, 1788, 2682, 3118, 4321, 4677, 5364, 6236, 8642, 9354, 12963, 14031, 17284, 18708, 25926, 28062, 38889, 45211, 51852, 56124, 77778, 90422, 135633, 155556, 180844, 232291, 271266, 406899, 464582, 542532, 696873, 813798, 929164, 1393746, 1627596, 2090619, 2787492, 4181238, 6736439, 8362476, 13472878, 20209317, 26945756, 40418634, 60627951, 80837268, 121255902, 242511804]

約数ペア:

[(1, 242511804), (2, 121255902), (3, 80837268), (4, 60627951), (6, 40418634), (9, 26945756), (12, 20209317), (18, 13472878), (29, 8362476), (36, 6736439), (58, 4181238), (87, 2787492), (116, 2090619), (149, 1627596), (174, 1393746), (261, 929164), (298, 813798), (348, 696873), (447, 542532), (522, 464582), (596, 406899), (894, 271266), (1044, 232291), (1341, 180844), (1559, 155556), (1788, 135633), (2682, 90422), (3118, 77778), (4321, 56124), (4677, 51852), (5364, 45211), (6236, 38889), (8642, 28062), (9354, 25926), (12963, 18708), (14031, 17284)]