640191480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{5334929}}^1$

素因数の和:5334943

約数の個数: 32

約数和(自身を含む): 1920574800

約数和(自身を除く): 1280383320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 5334929, 10669858, 16004787, 21339716, 26674645, 32009574, 42679432, 53349290, 64019148, 80023935, 106698580, 128038296, 160047870, 213397160, 320095740, 640191480]

約数ペア:

[(1, 640191480), (2, 320095740), (3, 213397160), (4, 160047870), (5, 128038296), (6, 106698580), (8, 80023935), (10, 64019148), (12, 53349290), (15, 42679432), (20, 32009574), (24, 26674645), (30, 21339716), (40, 16004787), (60, 10669858), (120, 5334929)]