307788160

素因数分解:

$2^7\times 5^1\times {\mathrm{480919}}^1$

素因数の和:480938

約数の個数: 32

約数和(自身を含む): 735807600

約数和(自身を除く): 428019440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 480919, 961838, 1923676, 2404595, 3847352, 4809190, 7694704, 9618380, 15389408, 19236760, 30778816, 38473520, 61557632, 76947040, 153894080, 307788160]

約数ペア:

[(1, 307788160), (2, 153894080), (4, 76947040), (5, 61557632), (8, 38473520), (10, 30778816), (16, 19236760), (20, 15389408), (32, 9618380), (40, 7694704), (64, 4809190), (80, 3847352), (128, 2404595), (160, 1923676), (320, 961838), (640, 480919)]