81064740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1351079}}^1$

素因数の和:1351091

約数の個数: 24

約数和(自身を含む): 226981440

約数和(自身を除く): 145916700

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1351079, 2702158, 4053237, 5404316, 6755395, 8106474, 13510790, 16212948, 20266185, 27021580, 40532370, 81064740]

約数ペア:

[(1, 81064740), (2, 40532370), (3, 27021580), (4, 20266185), (5, 16212948), (6, 13510790), (10, 8106474), (12, 6755395), (15, 5404316), (20, 4053237), (30, 2702158), (60, 1351079)]