121280

素因数分解:

$2^6\times 5^1\times {\mathrm{379}}^1$

素因数の和:396

約数の個数: 28

約数和(自身を含む): 289560

約数和(自身を除く): 168280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 379, 758, 1516, 1895, 3032, 3790, 6064, 7580, 12128, 15160, 24256, 30320, 60640, 121280]

約数ペア:

[(1, 121280), (2, 60640), (4, 30320), (5, 24256), (8, 15160), (10, 12128), (16, 7580), (20, 6064), (32, 3790), (40, 3032), (64, 1895), (80, 1516), (160, 758), (320, 379)]