105680820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{251621}}^1$

素因数の和:251640

約数の個数: 48

約数和(自身を含む): 338179968

約数和(自身を除く): 232499148

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, 251621, 503242, 754863, 1006484, 1258105, 1509726, 1761347, 2516210, 3019452, 3522694, 3774315, 5032420, 5284041, 7045388, 7548630, 8806735, 10568082, 15097260, 17613470, 21136164, 26420205, 35226940, 52840410, 105680820]

約数ペア:

[(1, 105680820), (2, 52840410), (3, 35226940), (4, 26420205), (5, 21136164), (6, 17613470), (7, 15097260), (10, 10568082), (12, 8806735), (14, 7548630), (15, 7045388), (20, 5284041), (21, 5032420), (28, 3774315), (30, 3522694), (35, 3019452), (42, 2516210), (60, 1761347), (70, 1509726), (84, 1258105), (105, 1006484), (140, 754863), (210, 503242), (420, 251621)]