77815740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1296929}}^1$

素因数の和:1296941

約数の個数: 24

約数和(自身を含む): 217884240

約数和(自身を除く): 140068500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1296929, 2593858, 3890787, 5187716, 6484645, 7781574, 12969290, 15563148, 19453935, 25938580, 38907870, 77815740]

約数ペア:

[(1, 77815740), (2, 38907870), (3, 25938580), (4, 19453935), (5, 15563148), (6, 12969290), (10, 7781574), (12, 6484645), (15, 5187716), (20, 3890787), (30, 2593858), (60, 1296929)]