285437940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{9689}}^1$

素因数の和:10192

約数の個数: 48

約数和(自身を含む): 800936640

約数和(自身を除く): 515498700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 491, 982, 1473, 1964, 2455, 2946, 4910, 5892, 7365, 9689, 9820, 14730, 19378, 29067, 29460, 38756, 48445, 58134, 96890, 116268, 145335, 193780, 290670, 581340, 4757299, 9514598, 14271897, 19029196, 23786495, 28543794, 47572990, 57087588, 71359485, 95145980, 142718970, 285437940]

約数ペア:

[(1, 285437940), (2, 142718970), (3, 95145980), (4, 71359485), (5, 57087588), (6, 47572990), (10, 28543794), (12, 23786495), (15, 19029196), (20, 14271897), (30, 9514598), (60, 4757299), (491, 581340), (982, 290670), (1473, 193780), (1964, 145335), (2455, 116268), (2946, 96890), (4910, 58134), (5892, 48445), (7365, 38756), (9689, 29460), (9820, 29067), (14730, 19378)]