318208820

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1\times {\mathrm{3373}}^1$

素因数の和:3524

約数の個数: 48

約数和(自身を含む): 688700880

約数和(自身を除く): 370492060

約数列:

[1, 2, 4, 5, 10, 20, 53, 89, 106, 178, 212, 265, 356, 445, 530, 890, 1060, 1780, 3373, 4717, 6746, 9434, 13492, 16865, 18868, 23585, 33730, 47170, 67460, 94340, 178769, 300197, 357538, 600394, 715076, 893845, 1200788, 1500985, 1787690, 3001970, 3575380, 6003940, 15910441, 31820882, 63641764, 79552205, 159104410, 318208820]

約数ペア:

[(1, 318208820), (2, 159104410), (4, 79552205), (5, 63641764), (10, 31820882), (20, 15910441), (53, 6003940), (89, 3575380), (106, 3001970), (178, 1787690), (212, 1500985), (265, 1200788), (356, 893845), (445, 715076), (530, 600394), (890, 357538), (1060, 300197), (1780, 178769), (3373, 94340), (4717, 67460), (6746, 47170), (9434, 33730), (13492, 23585), (16865, 18868)]