78684240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{327851}}^1$

素因数の和:327867

約数の個数: 40

約数和(自身を含む): 243921888

約数和(自身を除く): 165237648

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 327851, 655702, 983553, 1311404, 1639255, 1967106, 2622808, 3278510, 3934212, 4917765, 5245616, 6557020, 7868424, 9835530, 13114040, 15736848, 19671060, 26228080, 39342120, 78684240]

約数ペア:

[(1, 78684240), (2, 39342120), (3, 26228080), (4, 19671060), (5, 15736848), (6, 13114040), (8, 9835530), (10, 7868424), (12, 6557020), (15, 5245616), (16, 4917765), (20, 3934212), (24, 3278510), (30, 2622808), (40, 1967106), (48, 1639255), (60, 1311404), (80, 983553), (120, 655702), (240, 327851)]