31503540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{191}}^1\times {\mathrm{2749}}^1$

素因数の和:2952

約数の個数: 48

約数和(自身を含む): 88704000

約数和(自身を除く): 57200460

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 191, 382, 573, 764, 955, 1146, 1910, 2292, 2749, 2865, 3820, 5498, 5730, 8247, 10996, 11460, 13745, 16494, 27490, 32988, 41235, 54980, 82470, 164940, 525059, 1050118, 1575177, 2100236, 2625295, 3150354, 5250590, 6300708, 7875885, 10501180, 15751770, 31503540]

約数ペア:

[(1, 31503540), (2, 15751770), (3, 10501180), (4, 7875885), (5, 6300708), (6, 5250590), (10, 3150354), (12, 2625295), (15, 2100236), (20, 1575177), (30, 1050118), (60, 525059), (191, 164940), (382, 82470), (573, 54980), (764, 41235), (955, 32988), (1146, 27490), (1910, 16494), (2292, 13745), (2749, 11460), (2865, 10996), (3820, 8247), (5498, 5730)]