213021180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1183451}}^1$

素因数の和:1183466

約数の個数: 36

約数和(自身を含む): 646164792

約数和(自身を除く): 433143612

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1183451, 2366902, 3550353, 4733804, 5917255, 7100706, 10651059, 11834510, 14201412, 17751765, 21302118, 23669020, 35503530, 42604236, 53255295, 71007060, 106510590, 213021180]

約数ペア:

[(1, 213021180), (2, 106510590), (3, 71007060), (4, 53255295), (5, 42604236), (6, 35503530), (9, 23669020), (10, 21302118), (12, 17751765), (15, 14201412), (18, 11834510), (20, 10651059), (30, 7100706), (36, 5917255), (45, 4733804), (60, 3550353), (90, 2366902), (180, 1183451)]