391899120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1632913}}^1$

素因数の和:1632929

約数の個数: 40

約数和(自身を含む): 1214888016

約数和(自身を除く): 822988896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1632913, 3265826, 4898739, 6531652, 8164565, 9797478, 13063304, 16329130, 19594956, 24493695, 26126608, 32658260, 39189912, 48987390, 65316520, 78379824, 97974780, 130633040, 195949560, 391899120]

約数ペア:

[(1, 391899120), (2, 195949560), (3, 130633040), (4, 97974780), (5, 78379824), (6, 65316520), (8, 48987390), (10, 39189912), (12, 32658260), (15, 26126608), (16, 24493695), (20, 19594956), (24, 16329130), (30, 13063304), (40, 9797478), (48, 8164565), (60, 6531652), (80, 4898739), (120, 3265826), (240, 1632913)]