51317160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{857}}^1$

素因数の和:1370

約数の個数: 64

約数和(自身を含む): 154440000

約数和(自身を除く): 103122840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 499, 857, 998, 1497, 1714, 1996, 2495, 2571, 2994, 3428, 3992, 4285, 4990, 5142, 5988, 6856, 7485, 8570, 9980, 10284, 11976, 12855, 14970, 17140, 19960, 20568, 25710, 29940, 34280, 51420, 59880, 102840, 427643, 855286, 1282929, 1710572, 2138215, 2565858, 3421144, 4276430, 5131716, 6414645, 8552860, 10263432, 12829290, 17105720, 25658580, 51317160]

約数ペア:

[(1, 51317160), (2, 25658580), (3, 17105720), (4, 12829290), (5, 10263432), (6, 8552860), (8, 6414645), (10, 5131716), (12, 4276430), (15, 3421144), (20, 2565858), (24, 2138215), (30, 1710572), (40, 1282929), (60, 855286), (120, 427643), (499, 102840), (857, 59880), (998, 51420), (1497, 34280), (1714, 29940), (1996, 25710), (2495, 20568), (2571, 19960), (2994, 17140), (3428, 14970), (3992, 12855), (4285, 11976), (4990, 10284), (5142, 9980), (5988, 8570), (6856, 7485)]