81669180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1361153}}^1$

素因数の和:1361165

約数の個数: 24

約数和(自身を含む): 228673872

約数和(自身を除く): 147004692

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1361153, 2722306, 4083459, 5444612, 6805765, 8166918, 13611530, 16333836, 20417295, 27223060, 40834590, 81669180]

約数ペア:

[(1, 81669180), (2, 40834590), (3, 27223060), (4, 20417295), (5, 16333836), (6, 13611530), (10, 8166918), (12, 6805765), (15, 5444612), (20, 4083459), (30, 2722306), (60, 1361153)]