72972810

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{810809}}^1$

素因数の和:810822

約数の個数: 24

約数和(自身を含む): 189729540

約数和(自身を除く): 116756730

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 810809, 1621618, 2432427, 4054045, 4864854, 7297281, 8108090, 12162135, 14594562, 24324270, 36486405, 72972810]

約数ペア:

[(1, 72972810), (2, 36486405), (3, 24324270), (5, 14594562), (6, 12162135), (9, 8108090), (10, 7297281), (15, 4864854), (18, 4054045), (30, 2432427), (45, 1621618), (90, 810809)]