15249440

素因数分解:

$2^5\times 5^1\times {\mathrm{191}}^1\times {\mathrm{499}}^1$

素因数の和:705

約数の個数: 48

約数和(自身を含む): 36288000

約数和(自身を除く): 21038560

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 191, 382, 499, 764, 955, 998, 1528, 1910, 1996, 2495, 3056, 3820, 3992, 4990, 6112, 7640, 7984, 9980, 15280, 15968, 19960, 30560, 39920, 79840, 95309, 190618, 381236, 476545, 762472, 953090, 1524944, 1906180, 3049888, 3812360, 7624720, 15249440]

約数ペア:

[(1, 15249440), (2, 7624720), (4, 3812360), (5, 3049888), (8, 1906180), (10, 1524944), (16, 953090), (20, 762472), (32, 476545), (40, 381236), (80, 190618), (160, 95309), (191, 79840), (382, 39920), (499, 30560), (764, 19960), (955, 15968), (998, 15280), (1528, 9980), (1910, 7984), (1996, 7640), (2495, 6112), (3056, 4990), (3820, 3992)]