30164240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{12163}}^1$

素因数の和:12207

約数の個数: 40

約数和(自身を含む): 72400128

約数和(自身を除く): 42235888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 12163, 24326, 48652, 60815, 97304, 121630, 194608, 243260, 377053, 486520, 754106, 973040, 1508212, 1885265, 3016424, 3770530, 6032848, 7541060, 15082120, 30164240]

約数ペア:

[(1, 30164240), (2, 15082120), (4, 7541060), (5, 6032848), (8, 3770530), (10, 3016424), (16, 1885265), (20, 1508212), (31, 973040), (40, 754106), (62, 486520), (80, 377053), (124, 243260), (155, 194608), (248, 121630), (310, 97304), (496, 60815), (620, 48652), (1240, 24326), (2480, 12163)]