208110

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{991}}^1$

素因数の和:1008

約数の個数: 32

約数和(自身を含む): 571392

約数和(自身を除く): 363282

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 991, 1982, 2973, 4955, 5946, 6937, 9910, 13874, 14865, 20811, 29730, 34685, 41622, 69370, 104055, 208110]

約数ペア:

[(1, 208110), (2, 104055), (3, 69370), (5, 41622), (6, 34685), (7, 29730), (10, 20811), (14, 14865), (15, 13874), (21, 9910), (30, 6937), (35, 5946), (42, 4955), (70, 2973), (105, 1982), (210, 991)]