208042920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{577897}}^1$

素因数の和:577914

約数の個数: 48

約数和(自身を含む): 676140660

約数和(自身を除く): 468097740

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, 577897, 1155794, 1733691, 2311588, 2889485, 3467382, 4623176, 5201073, 5778970, 6934764, 8668455, 10402146, 11557940, 13869528, 17336910, 20804292, 23115880, 26005365, 34673820, 41608584, 52010730, 69347640, 104021460, 208042920]

約数ペア:

[(1, 208042920), (2, 104021460), (3, 69347640), (4, 52010730), (5, 41608584), (6, 34673820), (8, 26005365), (9, 23115880), (10, 20804292), (12, 17336910), (15, 13869528), (18, 11557940), (20, 10402146), (24, 8668455), (30, 6934764), (36, 5778970), (40, 5201073), (45, 4623176), (60, 3467382), (72, 2889485), (90, 2311588), (120, 1733691), (180, 1155794), (360, 577897)]