315084160

素因数分解:

$2^7\times 5^1\times {\mathrm{492319}}^1$

素因数の和:492338

約数の個数: 32

約数和(自身を含む): 753249600

約数和(自身を除く): 438165440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 492319, 984638, 1969276, 2461595, 3938552, 4923190, 7877104, 9846380, 15754208, 19692760, 31508416, 39385520, 63016832, 78771040, 157542080, 315084160]

約数ペア:

[(1, 315084160), (2, 157542080), (4, 78771040), (5, 63016832), (8, 39385520), (10, 31508416), (16, 19692760), (20, 15754208), (32, 9846380), (40, 7877104), (64, 4923190), (80, 3938552), (128, 2461595), (160, 1969276), (320, 984638), (640, 492319)]