665968560

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{2774869}}^1$

素因数の和:2774885

約数の個数: 40

約数和(自身を含む): 2064503280

約数和(自身を除く): 1398534720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 2774869, 5549738, 8324607, 11099476, 13874345, 16649214, 22198952, 27748690, 33298428, 41623035, 44397904, 55497380, 66596856, 83246070, 110994760, 133193712, 166492140, 221989520, 332984280, 665968560]

約数ペア:

[(1, 665968560), (2, 332984280), (3, 221989520), (4, 166492140), (5, 133193712), (6, 110994760), (8, 83246070), (10, 66596856), (12, 55497380), (15, 44397904), (16, 41623035), (20, 33298428), (24, 27748690), (30, 22198952), (40, 16649214), (48, 13874345), (60, 11099476), (80, 8324607), (120, 5549738), (240, 2774869)]