121978140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2032969}}^1$

素因数の和:2032981

約数の個数: 24

約数和(自身を含む): 341538960

約数和(自身を除く): 219560820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2032969, 4065938, 6098907, 8131876, 10164845, 12197814, 20329690, 24395628, 30494535, 40659380, 60989070, 121978140]

約数ペア:

[(1, 121978140), (2, 60989070), (3, 40659380), (4, 30494535), (5, 24395628), (6, 20329690), (10, 12197814), (12, 10164845), (15, 8131876), (20, 6098907), (30, 4065938), (60, 2032969)]