308245120

素因数分解:

$2^7\times 5^1\times {\mathrm{481633}}^1$

素因数の和:481652

約数の個数: 32

約数和(自身を含む): 736900020

約数和(自身を除く): 428654900

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 481633, 963266, 1926532, 2408165, 3853064, 4816330, 7706128, 9632660, 15412256, 19265320, 30824512, 38530640, 61649024, 77061280, 154122560, 308245120]

約数ペア:

[(1, 308245120), (2, 154122560), (4, 77061280), (5, 61649024), (8, 38530640), (10, 30824512), (16, 19265320), (20, 15412256), (32, 9632660), (40, 7706128), (64, 4816330), (80, 3853064), (128, 2408165), (160, 1926532), (320, 963266), (640, 481633)]