228719240

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{2753}}^1$

素因数の和:2862

約数の個数: 64

約数和(自身を含む): 539343360

約数和(自身を除く): 310624120

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 67, 124, 134, 155, 248, 268, 310, 335, 536, 620, 670, 1240, 1340, 2077, 2680, 2753, 4154, 5506, 8308, 10385, 11012, 13765, 16616, 20770, 22024, 27530, 41540, 55060, 83080, 85343, 110120, 170686, 184451, 341372, 368902, 426715, 682744, 737804, 853430, 922255, 1475608, 1706860, 1844510, 3413720, 3689020, 5717981, 7378040, 11435962, 22871924, 28589905, 45743848, 57179810, 114359620, 228719240]

約数ペア:

[(1, 228719240), (2, 114359620), (4, 57179810), (5, 45743848), (8, 28589905), (10, 22871924), (20, 11435962), (31, 7378040), (40, 5717981), (62, 3689020), (67, 3413720), (124, 1844510), (134, 1706860), (155, 1475608), (248, 922255), (268, 853430), (310, 737804), (335, 682744), (536, 426715), (620, 368902), (670, 341372), (1240, 184451), (1340, 170686), (2077, 110120), (2680, 85343), (2753, 83080), (4154, 55060), (5506, 41540), (8308, 27530), (10385, 22024), (11012, 20770), (13765, 16616)]