123161080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{439861}}^1$

素因数の和:439879

約数の個数: 32

約数和(自身を含む): 316700640

約数和(自身を除く): 193539560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 439861, 879722, 1759444, 2199305, 3079027, 3518888, 4398610, 6158054, 8797220, 12316108, 15395135, 17594440, 24632216, 30790270, 61580540, 123161080]

約数ペア:

[(1, 123161080), (2, 61580540), (4, 30790270), (5, 24632216), (7, 17594440), (8, 15395135), (10, 12316108), (14, 8797220), (20, 6158054), (28, 4398610), (35, 3518888), (40, 3079027), (56, 2199305), (70, 1759444), (140, 879722), (280, 439861)]