280431120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1168463}}^1$

素因数の和:1168479

約数の個数: 40

約数和(自身を含む): 869337216

約数和(自身を除く): 588906096

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1168463, 2336926, 3505389, 4673852, 5842315, 7010778, 9347704, 11684630, 14021556, 17526945, 18695408, 23369260, 28043112, 35053890, 46738520, 56086224, 70107780, 93477040, 140215560, 280431120]

約数ペア:

[(1, 280431120), (2, 140215560), (3, 93477040), (4, 70107780), (5, 56086224), (6, 46738520), (8, 35053890), (10, 28043112), (12, 23369260), (15, 18695408), (16, 17526945), (20, 14021556), (24, 11684630), (30, 9347704), (40, 7010778), (48, 5842315), (60, 4673852), (80, 3505389), (120, 2336926), (240, 1168463)]