31427640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{87299}}^1$

素因数の和:87316

約数の個数: 48

約数和(自身を含む): 102141000

約数和(自身を除く): 70713360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 87299, 174598, 261897, 349196, 436495, 523794, 698392, 785691, 872990, 1047588, 1309485, 1571382, 1745980, 2095176, 2618970, 3142764, 3491960, 3928455, 5237940, 6285528, 7856910, 10475880, 15713820, 31427640]

約数ペア:

[(1, 31427640), (2, 15713820), (3, 10475880), (4, 7856910), (5, 6285528), (6, 5237940), (8, 3928455), (9, 3491960), (10, 3142764), (12, 2618970), (15, 2095176), (18, 1745980), (20, 1571382), (24, 1309485), (30, 1047588), (36, 872990), (40, 785691), (45, 698392), (60, 523794), (72, 436495), (90, 349196), (120, 261897), (180, 174598), (360, 87299)]