77160

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{643}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 231840

約数和(自身を除く): 154680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 643, 1286, 1929, 2572, 3215, 3858, 5144, 6430, 7716, 9645, 12860, 15432, 19290, 25720, 38580, 77160]

約数ペア:

[(1, 77160), (2, 38580), (3, 25720), (4, 19290), (5, 15432), (6, 12860), (8, 9645), (10, 7716), (12, 6430), (15, 5144), (20, 3858), (24, 3215), (30, 2572), (40, 1929), (60, 1286), (120, 643)]