90128360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{3187}}^1$

素因数の和:3306

約数の個数: 64

約数和(自身を含む): 234126720

約数和(自身を除く): 143998360

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 101, 140, 202, 280, 404, 505, 707, 808, 1010, 1414, 2020, 2828, 3187, 3535, 4040, 5656, 6374, 7070, 12748, 14140, 15935, 22309, 25496, 28280, 31870, 44618, 63740, 89236, 111545, 127480, 178472, 223090, 321887, 446180, 643774, 892360, 1287548, 1609435, 2253209, 2575096, 3218870, 4506418, 6437740, 9012836, 11266045, 12875480, 18025672, 22532090, 45064180, 90128360]

約数ペア:

[(1, 90128360), (2, 45064180), (4, 22532090), (5, 18025672), (7, 12875480), (8, 11266045), (10, 9012836), (14, 6437740), (20, 4506418), (28, 3218870), (35, 2575096), (40, 2253209), (56, 1609435), (70, 1287548), (101, 892360), (140, 643774), (202, 446180), (280, 321887), (404, 223090), (505, 178472), (707, 127480), (808, 111545), (1010, 89236), (1414, 63740), (2020, 44618), (2828, 31870), (3187, 28280), (3535, 25496), (4040, 22309), (5656, 15935), (6374, 14140), (7070, 12748)]