2397720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:109

約数の個数: 128

約数和(自身を含む): 8164800

約数和(自身を除く): 5767080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 29, 30, 39, 40, 52, 53, 58, 60, 65, 78, 87, 104, 106, 116, 120, 130, 145, 156, 159, 174, 195, 212, 232, 260, 265, 290, 312, 318, 348, 377, 390, 424, 435, 520, 530, 580, 636, 689, 696, 754, 780, 795, 870, 1060, 1131, 1160, 1272, 1378, 1508, 1537, 1560, 1590, 1740, 1885, 2067, 2120, 2262, 2756, 3016, 3074, 3180, 3445, 3480, 3770, 4134, 4524, 4611, 5512, 5655, 6148, 6360, 6890, 7540, 7685, 8268, 9048, 9222, 10335, 11310, 12296, 13780, 15080, 15370, 16536, 18444, 19981, 20670, 22620, 23055, 27560, 30740, 36888, 39962, 41340, 45240, 46110, 59943, 61480, 79924, 82680, 92220, 99905, 119886, 159848, 184440, 199810, 239772, 299715, 399620, 479544, 599430, 799240, 1198860, 2397720]

約数ペア:

[(1, 2397720), (2, 1198860), (3, 799240), (4, 599430), (5, 479544), (6, 399620), (8, 299715), (10, 239772), (12, 199810), (13, 184440), (15, 159848), (20, 119886), (24, 99905), (26, 92220), (29, 82680), (30, 79924), (39, 61480), (40, 59943), (52, 46110), (53, 45240), (58, 41340), (60, 39962), (65, 36888), (78, 30740), (87, 27560), (104, 23055), (106, 22620), (116, 20670), (120, 19981), (130, 18444), (145, 16536), (156, 15370), (159, 15080), (174, 13780), (195, 12296), (212, 11310), (232, 10335), (260, 9222), (265, 9048), (290, 8268), (312, 7685), (318, 7540), (348, 6890), (377, 6360), (390, 6148), (424, 5655), (435, 5512), (520, 4611), (530, 4524), (580, 4134), (636, 3770), (689, 3480), (696, 3445), (754, 3180), (780, 3074), (795, 3016), (870, 2756), (1060, 2262), (1131, 2120), (1160, 2067), (1272, 1885), (1378, 1740), (1508, 1590), (1537, 1560)]