261394740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1452193}}^1$

素因数の和:1452208

約数の個数: 36

約数和(自身を含む): 792897924

約数和(自身を除く): 531503184

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1452193, 2904386, 4356579, 5808772, 7260965, 8713158, 13069737, 14521930, 17426316, 21782895, 26139474, 29043860, 43565790, 52278948, 65348685, 87131580, 130697370, 261394740]

約数ペア:

[(1, 261394740), (2, 130697370), (3, 87131580), (4, 65348685), (5, 52278948), (6, 43565790), (9, 29043860), (10, 26139474), (12, 21782895), (15, 17426316), (18, 14521930), (20, 13069737), (30, 8713158), (36, 7260965), (45, 5808772), (60, 4356579), (90, 2904386), (180, 1452193)]