131281980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2188033}}^1$

素因数の和:2188045

約数の個数: 24

約数和(自身を含む): 367589712

約数和(自身を除く): 236307732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2188033, 4376066, 6564099, 8752132, 10940165, 13128198, 21880330, 26256396, 32820495, 43760660, 65640990, 131281980]

約数ペア:

[(1, 131281980), (2, 65640990), (3, 43760660), (4, 32820495), (5, 26256396), (6, 21880330), (10, 13128198), (12, 10940165), (15, 8752132), (20, 6564099), (30, 4376066), (60, 2188033)]