315665840

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{80527}}^1$

素因数の和:80554

約数の個数: 60

約数和(自身を含む): 853757856

約数和(自身を除く): 538092016

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 112, 140, 196, 245, 280, 392, 490, 560, 784, 980, 1960, 3920, 80527, 161054, 322108, 402635, 563689, 644216, 805270, 1127378, 1288432, 1610540, 2254756, 2818445, 3221080, 3945823, 4509512, 5636890, 6442160, 7891646, 9019024, 11273780, 15783292, 19729115, 22547560, 31566584, 39458230, 45095120, 63133168, 78916460, 157832920, 315665840]

約数ペア:

[(1, 315665840), (2, 157832920), (4, 78916460), (5, 63133168), (7, 45095120), (8, 39458230), (10, 31566584), (14, 22547560), (16, 19729115), (20, 15783292), (28, 11273780), (35, 9019024), (40, 7891646), (49, 6442160), (56, 5636890), (70, 4509512), (80, 3945823), (98, 3221080), (112, 2818445), (140, 2254756), (196, 1610540), (245, 1288432), (280, 1127378), (392, 805270), (490, 644216), (560, 563689), (784, 402635), (980, 322108), (1960, 161054), (3920, 80527)]