77821620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1297027}}^1$

素因数の和:1297039

約数の個数: 24

約数和(自身を含む): 217900704

約数和(自身を除く): 140079084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1297027, 2594054, 3891081, 5188108, 6485135, 7782162, 12970270, 15564324, 19455405, 25940540, 38910810, 77821620]

約数ペア:

[(1, 77821620), (2, 38910810), (3, 25940540), (4, 19455405), (5, 15564324), (6, 12970270), (10, 7782162), (12, 6485135), (15, 5188108), (20, 3891081), (30, 2594054), (60, 1297027)]