204734220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{17321}}^1$

素因数の和:17530

約数の個数: 48

約数和(自身を含む): 576199008

約数和(自身を除く): 371464788

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 197, 394, 591, 788, 985, 1182, 1970, 2364, 2955, 3940, 5910, 11820, 17321, 34642, 51963, 69284, 86605, 103926, 173210, 207852, 259815, 346420, 519630, 1039260, 3412237, 6824474, 10236711, 13648948, 17061185, 20473422, 34122370, 40946844, 51183555, 68244740, 102367110, 204734220]

約数ペア:

[(1, 204734220), (2, 102367110), (3, 68244740), (4, 51183555), (5, 40946844), (6, 34122370), (10, 20473422), (12, 17061185), (15, 13648948), (20, 10236711), (30, 6824474), (60, 3412237), (197, 1039260), (394, 519630), (591, 346420), (788, 259815), (985, 207852), (1182, 173210), (1970, 103926), (2364, 86605), (2955, 69284), (3940, 51963), (5910, 34642), (11820, 17321)]