308129780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{677}}^1\times {\mathrm{3251}}^1$

素因数の和:3944

約数の個数: 48

約数和(自身を含む): 740831616

約数和(自身を除く): 432701836

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 677, 1354, 2708, 3251, 3385, 4739, 6502, 6770, 9478, 13004, 13540, 16255, 18956, 22757, 23695, 32510, 45514, 47390, 65020, 91028, 94780, 113785, 227570, 455140, 2200927, 4401854, 8803708, 11004635, 15406489, 22009270, 30812978, 44018540, 61625956, 77032445, 154064890, 308129780]

約数ペア:

[(1, 308129780), (2, 154064890), (4, 77032445), (5, 61625956), (7, 44018540), (10, 30812978), (14, 22009270), (20, 15406489), (28, 11004635), (35, 8803708), (70, 4401854), (140, 2200927), (677, 455140), (1354, 227570), (2708, 113785), (3251, 94780), (3385, 91028), (4739, 65020), (6502, 47390), (6770, 45514), (9478, 32510), (13004, 23695), (13540, 22757), (16255, 18956)]