66808920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{556741}}^1$

素因数の和:556755

約数の個数: 32

約数和(自身を含む): 200427120

約数和(自身を除く): 133618200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 556741, 1113482, 1670223, 2226964, 2783705, 3340446, 4453928, 5567410, 6680892, 8351115, 11134820, 13361784, 16702230, 22269640, 33404460, 66808920]

約数ペア:

[(1, 66808920), (2, 33404460), (3, 22269640), (4, 16702230), (5, 13361784), (6, 11134820), (8, 8351115), (10, 6680892), (12, 5567410), (15, 4453928), (20, 3340446), (24, 2783705), (30, 2226964), (40, 1670223), (60, 1113482), (120, 556741)]