68921880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{499}}^1\times {\mathrm{1151}}^1$

素因数の和:1664

約数の個数: 64

約数和(自身を含む): 207360000

約数和(自身を除く): 138438120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 499, 998, 1151, 1497, 1996, 2302, 2495, 2994, 3453, 3992, 4604, 4990, 5755, 5988, 6906, 7485, 9208, 9980, 11510, 11976, 13812, 14970, 17265, 19960, 23020, 27624, 29940, 34530, 46040, 59880, 69060, 138120, 574349, 1148698, 1723047, 2297396, 2871745, 3446094, 4594792, 5743490, 6892188, 8615235, 11486980, 13784376, 17230470, 22973960, 34460940, 68921880]

約数ペア:

[(1, 68921880), (2, 34460940), (3, 22973960), (4, 17230470), (5, 13784376), (6, 11486980), (8, 8615235), (10, 6892188), (12, 5743490), (15, 4594792), (20, 3446094), (24, 2871745), (30, 2297396), (40, 1723047), (60, 1148698), (120, 574349), (499, 138120), (998, 69060), (1151, 59880), (1497, 46040), (1996, 34530), (2302, 29940), (2495, 27624), (2994, 23020), (3453, 19960), (3992, 17265), (4604, 14970), (4990, 13812), (5755, 11976), (5988, 11510), (6906, 9980), (7485, 9208)]