15661972020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{261032867}}^1$

素因数の和:261032879

約数の個数: 24

約数和(自身を含む): 43853521824

約数和(自身を除く): 28191549804

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 261032867, 522065734, 783098601, 1044131468, 1305164335, 1566197202, 2610328670, 3132394404, 3915493005, 5220657340, 7830986010, 15661972020]

約数ペア:

[(1, 15661972020), (2, 7830986010), (3, 5220657340), (4, 3915493005), (5, 3132394404), (6, 2610328670), (10, 1566197202), (12, 1305164335), (15, 1044131468), (20, 783098601), (30, 522065734), (60, 261032867)]