278707020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4645117}}^1$

素因数の和:4645129

約数の個数: 24

約数和(自身を含む): 780379824

約数和(自身を除く): 501672804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4645117, 9290234, 13935351, 18580468, 23225585, 27870702, 46451170, 55741404, 69676755, 92902340, 139353510, 278707020]

約数ペア:

[(1, 278707020), (2, 139353510), (3, 92902340), (4, 69676755), (5, 55741404), (6, 46451170), (10, 27870702), (12, 23225585), (15, 18580468), (20, 13935351), (30, 9290234), (60, 4645117)]