168590940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{401407}}^1$

素因数の和:401426

約数の個数: 48

約数和(自身を含む): 539492352

約数和(自身を除く): 370901412

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, 401407, 802814, 1204221, 1605628, 2007035, 2408442, 2809849, 4014070, 4816884, 5619698, 6021105, 8028140, 8429547, 11239396, 12042210, 14049245, 16859094, 24084420, 28098490, 33718188, 42147735, 56196980, 84295470, 168590940]

約数ペア:

[(1, 168590940), (2, 84295470), (3, 56196980), (4, 42147735), (5, 33718188), (6, 28098490), (7, 24084420), (10, 16859094), (12, 14049245), (14, 12042210), (15, 11239396), (20, 8429547), (21, 8028140), (28, 6021105), (30, 5619698), (35, 4816884), (42, 4014070), (60, 2809849), (70, 2408442), (84, 2007035), (105, 1605628), (140, 1204221), (210, 802814), (420, 401407)]