72990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{811}}^1$

素因数の和:824

約数の個数: 24

約数和(自身を含む): 190008

約数和(自身を除く): 117018

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 811, 1622, 2433, 4055, 4866, 7299, 8110, 12165, 14598, 24330, 36495, 72990]

約数ペア:

[(1, 72990), (2, 36495), (3, 24330), (5, 14598), (6, 12165), (9, 8110), (10, 7299), (15, 4866), (18, 4055), (30, 2433), (45, 1622), (90, 811)]