140645456

素因数分解:

$2^4\times 7^1\times {\mathrm{467}}^1\times {\mathrm{2689}}^1$

素因数の和:3171

約数の個数: 40

約数和(自身を含む): 312212160

約数和(自身を除く): 171566704

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 467, 934, 1868, 2689, 3269, 3736, 5378, 6538, 7472, 10756, 13076, 18823, 21512, 26152, 37646, 43024, 52304, 75292, 150584, 301168, 1255763, 2511526, 5023052, 8790341, 10046104, 17580682, 20092208, 35161364, 70322728, 140645456]

約数ペア:

[(1, 140645456), (2, 70322728), (4, 35161364), (7, 20092208), (8, 17580682), (14, 10046104), (16, 8790341), (28, 5023052), (56, 2511526), (112, 1255763), (467, 301168), (934, 150584), (1868, 75292), (2689, 52304), (3269, 43024), (3736, 37646), (5378, 26152), (6538, 21512), (7472, 18823), (10756, 13076)]