178828620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2980477}}^1$

素因数の和:2980489

約数の個数: 24

約数和(自身を含む): 500720304

約数和(自身を除く): 321891684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2980477, 5960954, 8941431, 11921908, 14902385, 17882862, 29804770, 35765724, 44707155, 59609540, 89414310, 178828620]

約数ペア:

[(1, 178828620), (2, 89414310), (3, 59609540), (4, 44707155), (5, 35765724), (6, 29804770), (10, 17882862), (12, 14902385), (15, 11921908), (20, 8941431), (30, 5960954), (60, 2980477)]