68615120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{122527}}^1$

素因数の和:122547

約数の個数: 40

約数和(自身を含む): 182321664

約数和(自身を除く): 113706544

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 122527, 245054, 490108, 612635, 857689, 980216, 1225270, 1715378, 1960432, 2450540, 3430756, 4288445, 4901080, 6861512, 8576890, 9802160, 13723024, 17153780, 34307560, 68615120]

約数ペア:

[(1, 68615120), (2, 34307560), (4, 17153780), (5, 13723024), (7, 9802160), (8, 8576890), (10, 6861512), (14, 4901080), (16, 4288445), (20, 3430756), (28, 2450540), (35, 1960432), (40, 1715378), (56, 1225270), (70, 980216), (80, 857689), (112, 612635), (140, 490108), (280, 245054), (560, 122527)]