156770180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{11087}}^1$

素因数の和:11204

約数の個数: 48

約数和(自身を含む): 380007936

約数和(自身を除く): 223237756

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 101, 140, 202, 404, 505, 707, 1010, 1414, 2020, 2828, 3535, 7070, 11087, 14140, 22174, 44348, 55435, 77609, 110870, 155218, 221740, 310436, 388045, 776090, 1119787, 1552180, 2239574, 4479148, 5598935, 7838509, 11197870, 15677018, 22395740, 31354036, 39192545, 78385090, 156770180]

約数ペア:

[(1, 156770180), (2, 78385090), (4, 39192545), (5, 31354036), (7, 22395740), (10, 15677018), (14, 11197870), (20, 7838509), (28, 5598935), (35, 4479148), (70, 2239574), (101, 1552180), (140, 1119787), (202, 776090), (404, 388045), (505, 310436), (707, 221740), (1010, 155218), (1414, 110870), (2020, 77609), (2828, 55435), (3535, 44348), (7070, 22174), (11087, 14140)]