42840120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{4519}}^1$

素因数の和:4612

約数の個数: 64

約数和(自身を含む): 130176000

約数和(自身を除く): 87335880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1580, 1896, 2370, 3160, 4519, 4740, 9038, 9480, 13557, 18076, 22595, 27114, 36152, 45190, 54228, 67785, 90380, 108456, 135570, 180760, 271140, 357001, 542280, 714002, 1071003, 1428004, 1785005, 2142006, 2856008, 3570010, 4284012, 5355015, 7140020, 8568024, 10710030, 14280040, 21420060, 42840120]

約数ペア:

[(1, 42840120), (2, 21420060), (3, 14280040), (4, 10710030), (5, 8568024), (6, 7140020), (8, 5355015), (10, 4284012), (12, 3570010), (15, 2856008), (20, 2142006), (24, 1785005), (30, 1428004), (40, 1071003), (60, 714002), (79, 542280), (120, 357001), (158, 271140), (237, 180760), (316, 135570), (395, 108456), (474, 90380), (632, 67785), (790, 54228), (948, 45190), (1185, 36152), (1580, 27114), (1896, 22595), (2370, 18076), (3160, 13557), (4519, 9480), (4740, 9038)]