6989080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{229}}^1$

素因数の和:356

約数の個数: 64

約数和(自身を含む): 18216000

約数和(自身を除く): 11226920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 109, 140, 218, 229, 280, 436, 458, 545, 763, 872, 916, 1090, 1145, 1526, 1603, 1832, 2180, 2290, 3052, 3206, 3815, 4360, 4580, 6104, 6412, 7630, 8015, 9160, 12824, 15260, 16030, 24961, 30520, 32060, 49922, 64120, 99844, 124805, 174727, 199688, 249610, 349454, 499220, 698908, 873635, 998440, 1397816, 1747270, 3494540, 6989080]

約数ペア:

[(1, 6989080), (2, 3494540), (4, 1747270), (5, 1397816), (7, 998440), (8, 873635), (10, 698908), (14, 499220), (20, 349454), (28, 249610), (35, 199688), (40, 174727), (56, 124805), (70, 99844), (109, 64120), (140, 49922), (218, 32060), (229, 30520), (280, 24961), (436, 16030), (458, 15260), (545, 12824), (763, 9160), (872, 8015), (916, 7630), (1090, 6412), (1145, 6104), (1526, 4580), (1603, 4360), (1832, 3815), (2180, 3206), (2290, 3052)]