138660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2311}}^1$

素因数の和:2323

約数の個数: 24

約数和(自身を含む): 388416

約数和(自身を除く): 249756

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2311, 4622, 6933, 9244, 11555, 13866, 23110, 27732, 34665, 46220, 69330, 138660]

約数ペア:

[(1, 138660), (2, 69330), (3, 46220), (4, 34665), (5, 27732), (6, 23110), (10, 13866), (12, 11555), (15, 9244), (20, 6933), (30, 4622), (60, 2311)]