255120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1063}}^1$

素因数の和:1079

約数の個数: 40

約数和(自身を含む): 791616

約数和(自身を除く): 536496

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1063, 2126, 3189, 4252, 5315, 6378, 8504, 10630, 12756, 15945, 17008, 21260, 25512, 31890, 42520, 51024, 63780, 85040, 127560, 255120]

約数ペア:

[(1, 255120), (2, 127560), (3, 85040), (4, 63780), (5, 51024), (6, 42520), (8, 31890), (10, 25512), (12, 21260), (15, 17008), (16, 15945), (20, 12756), (24, 10630), (30, 8504), (40, 6378), (48, 5315), (60, 4252), (80, 3189), (120, 2126), (240, 1063)]