316616720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{565387}}^1$

素因数の和:565407

約数の個数: 40

約数和(自身を含む): 841297344

約数和(自身を除く): 524680624

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 565387, 1130774, 2261548, 2826935, 3957709, 4523096, 5653870, 7915418, 9046192, 11307740, 15830836, 19788545, 22615480, 31661672, 39577090, 45230960, 63323344, 79154180, 158308360, 316616720]

約数ペア:

[(1, 316616720), (2, 158308360), (4, 79154180), (5, 63323344), (7, 45230960), (8, 39577090), (10, 31661672), (14, 22615480), (16, 19788545), (20, 15830836), (28, 11307740), (35, 9046192), (40, 7915418), (56, 5653870), (70, 4523096), (80, 3957709), (112, 2826935), (140, 2261548), (280, 1130774), (560, 565387)]