490695780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{112031}}^1$

素因数の和:112116

約数の個数: 48

約数和(自身を含む): 1392781824

約数和(自身を除く): 902086044

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 73, 146, 219, 292, 365, 438, 730, 876, 1095, 1460, 2190, 4380, 112031, 224062, 336093, 448124, 560155, 672186, 1120310, 1344372, 1680465, 2240620, 3360930, 6721860, 8178263, 16356526, 24534789, 32713052, 40891315, 49069578, 81782630, 98139156, 122673945, 163565260, 245347890, 490695780]

約数ペア:

[(1, 490695780), (2, 245347890), (3, 163565260), (4, 122673945), (5, 98139156), (6, 81782630), (10, 49069578), (12, 40891315), (15, 32713052), (20, 24534789), (30, 16356526), (60, 8178263), (73, 6721860), (146, 3360930), (219, 2240620), (292, 1680465), (365, 1344372), (438, 1120310), (730, 672186), (876, 560155), (1095, 448124), (1460, 336093), (2190, 224062), (4380, 112031)]