51817080

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{61687}}^1$

素因数の和:61708

約数の個数: 64

約数和(自身を含む): 177661440

約数和(自身を除く): 125844360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 61687, 123374, 185061, 246748, 308435, 370122, 431809, 493496, 616870, 740244, 863618, 925305, 1233740, 1295427, 1480488, 1727236, 1850610, 2159045, 2467480, 2590854, 3454472, 3701220, 4318090, 5181708, 6477135, 7402440, 8636180, 10363416, 12954270, 17272360, 25908540, 51817080]

約数ペア:

[(1, 51817080), (2, 25908540), (3, 17272360), (4, 12954270), (5, 10363416), (6, 8636180), (7, 7402440), (8, 6477135), (10, 5181708), (12, 4318090), (14, 3701220), (15, 3454472), (20, 2590854), (21, 2467480), (24, 2159045), (28, 1850610), (30, 1727236), (35, 1480488), (40, 1295427), (42, 1233740), (56, 925305), (60, 863618), (70, 740244), (84, 616870), (105, 493496), (120, 431809), (140, 370122), (168, 308435), (210, 246748), (280, 185061), (420, 123374), (840, 61687)]