123124120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{439729}}^1$

素因数の和:439747

約数の個数: 32

約数和(自身を含む): 316605600

約数和(自身を除く): 193481480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 439729, 879458, 1758916, 2198645, 3078103, 3517832, 4397290, 6156206, 8794580, 12312412, 15390515, 17589160, 24624824, 30781030, 61562060, 123124120]

約数ペア:

[(1, 123124120), (2, 61562060), (4, 30781030), (5, 24624824), (7, 17589160), (8, 15390515), (10, 12312412), (14, 8794580), (20, 6156206), (28, 4397290), (35, 3517832), (40, 3078103), (56, 2198645), (70, 1758916), (140, 879458), (280, 439729)]