81280530

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{301039}}^1$

素因数の和:301055

約数の個数: 32

約数和(自身を含む): 216748800

約数和(自身を除く): 135468270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 301039, 602078, 903117, 1505195, 1806234, 2709351, 3010390, 4515585, 5418702, 8128053, 9031170, 13546755, 16256106, 27093510, 40640265, 81280530]

約数ペア:

[(1, 81280530), (2, 40640265), (3, 27093510), (5, 16256106), (6, 13546755), (9, 9031170), (10, 8128053), (15, 5418702), (18, 4515585), (27, 3010390), (30, 2709351), (45, 1806234), (54, 1505195), (90, 903117), (135, 602078), (270, 301039)]