64811580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{229}}^1$

素因数の和:383

約数の個数: 96

約数和(自身を含む): 187790400

約数和(自身を除く): 122978820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 53, 60, 89, 106, 159, 178, 212, 229, 265, 267, 318, 356, 445, 458, 530, 534, 636, 687, 795, 890, 916, 1060, 1068, 1145, 1335, 1374, 1590, 1780, 2290, 2670, 2748, 3180, 3435, 4580, 4717, 5340, 6870, 9434, 12137, 13740, 14151, 18868, 20381, 23585, 24274, 28302, 36411, 40762, 47170, 48548, 56604, 60685, 61143, 70755, 72822, 81524, 94340, 101905, 121370, 122286, 141510, 145644, 182055, 203810, 242740, 244572, 283020, 305715, 364110, 407620, 611430, 728220, 1080193, 1222860, 2160386, 3240579, 4320772, 5400965, 6481158, 10801930, 12962316, 16202895, 21603860, 32405790, 64811580]

約数ペア:

[(1, 64811580), (2, 32405790), (3, 21603860), (4, 16202895), (5, 12962316), (6, 10801930), (10, 6481158), (12, 5400965), (15, 4320772), (20, 3240579), (30, 2160386), (53, 1222860), (60, 1080193), (89, 728220), (106, 611430), (159, 407620), (178, 364110), (212, 305715), (229, 283020), (265, 244572), (267, 242740), (318, 203810), (356, 182055), (445, 145644), (458, 141510), (530, 122286), (534, 121370), (636, 101905), (687, 94340), (795, 81524), (890, 72822), (916, 70755), (1060, 61143), (1068, 60685), (1145, 56604), (1335, 48548), (1374, 47170), (1590, 40762), (1780, 36411), (2290, 28302), (2670, 24274), (2748, 23585), (3180, 20381), (3435, 18868), (4580, 14151), (4717, 13740), (5340, 12137), (6870, 9434)]