320797456

素因数分解:

$2^4\times 7^1\times {\mathrm{313}}^1\times {\mathrm{9151}}^1$

素因数の和:9479

約数の個数: 40

約数和(自身を含む): 712684544

約数和(自身を除く): 391887088

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 313, 626, 1252, 2191, 2504, 4382, 5008, 8764, 9151, 17528, 18302, 35056, 36604, 64057, 73208, 128114, 146416, 256228, 512456, 1024912, 2864263, 5728526, 11457052, 20049841, 22914104, 40099682, 45828208, 80199364, 160398728, 320797456]

約数ペア:

[(1, 320797456), (2, 160398728), (4, 80199364), (7, 45828208), (8, 40099682), (14, 22914104), (16, 20049841), (28, 11457052), (56, 5728526), (112, 2864263), (313, 1024912), (626, 512456), (1252, 256228), (2191, 146416), (2504, 128114), (4382, 73208), (5008, 64057), (8764, 36604), (9151, 35056), (17528, 18302)]