321897280

素因数分解:

$2^6\times 5^1\times {\mathrm{941}}^1\times {\mathrm{1069}}^1$

素因数の和:2027

約数の個数: 56

約数和(自身を含む): 768050280

約数和(自身を除く): 446153000

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 941, 1069, 1882, 2138, 3764, 4276, 4705, 5345, 7528, 8552, 9410, 10690, 15056, 17104, 18820, 21380, 30112, 34208, 37640, 42760, 60224, 68416, 75280, 85520, 150560, 171040, 301120, 342080, 1005929, 2011858, 4023716, 5029645, 8047432, 10059290, 16094864, 20118580, 32189728, 40237160, 64379456, 80474320, 160948640, 321897280]

約数ペア:

[(1, 321897280), (2, 160948640), (4, 80474320), (5, 64379456), (8, 40237160), (10, 32189728), (16, 20118580), (20, 16094864), (32, 10059290), (40, 8047432), (64, 5029645), (80, 4023716), (160, 2011858), (320, 1005929), (941, 342080), (1069, 301120), (1882, 171040), (2138, 150560), (3764, 85520), (4276, 75280), (4705, 68416), (5345, 60224), (7528, 42760), (8552, 37640), (9410, 34208), (10690, 30112), (15056, 21380), (17104, 18820)]