678564

素因数分解:

$2^2\times 3^3\times {\mathrm{61}}^1\times {\mathrm{103}}^1$

素因数の和:177

約数の個数: 48

約数和(自身を含む): 1805440

約数和(自身を除く): 1126876

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 61, 103, 108, 122, 183, 206, 244, 309, 366, 412, 549, 618, 732, 927, 1098, 1236, 1647, 1854, 2196, 2781, 3294, 3708, 5562, 6283, 6588, 11124, 12566, 18849, 25132, 37698, 56547, 75396, 113094, 169641, 226188, 339282, 678564]

約数ペア:

[(1, 678564), (2, 339282), (3, 226188), (4, 169641), (6, 113094), (9, 75396), (12, 56547), (18, 37698), (27, 25132), (36, 18849), (54, 12566), (61, 11124), (103, 6588), (108, 6283), (122, 5562), (183, 3708), (206, 3294), (244, 2781), (309, 2196), (366, 1854), (412, 1647), (549, 1236), (618, 1098), (732, 927)]