157702020

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{375481}}^1$

素因数の和:375500

約数の個数: 48

約数和(自身を含む): 504647808

約数和(自身を除く): 346945788

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 375481, 750962, 1126443, 1501924, 1877405, 2252886, 2628367, 3754810, 4505772, 5256734, 5632215, 7509620, 7885101, 10513468, 11264430, 13141835, 15770202, 22528860, 26283670, 31540404, 39425505, 52567340, 78851010, 157702020]

約数ペア:

[(1, 157702020), (2, 78851010), (3, 52567340), (4, 39425505), (5, 31540404), (6, 26283670), (7, 22528860), (10, 15770202), (12, 13141835), (14, 11264430), (15, 10513468), (20, 7885101), (21, 7509620), (28, 5632215), (30, 5256734), (35, 4505772), (42, 3754810), (60, 2628367), (70, 2252886), (84, 1877405), (105, 1501924), (140, 1126443), (210, 750962), (420, 375481)]