76921280

素因数分解:

$2^6\times 5^1\times {\mathrm{240379}}^1$

素因数の和:240396

約数の個数: 28

約数和(自身を含む): 183169560

約数和(自身を除く): 106248280

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 240379, 480758, 961516, 1201895, 1923032, 2403790, 3846064, 4807580, 7692128, 9615160, 15384256, 19230320, 38460640, 76921280]

約数ペア:

[(1, 76921280), (2, 38460640), (4, 19230320), (5, 15384256), (8, 9615160), (10, 7692128), (16, 4807580), (20, 3846064), (32, 2403790), (40, 1923032), (64, 1201895), (80, 961516), (160, 480758), (320, 240379)]