315943870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2657}}^1$

素因数の和:2745

約数の個数: 64

約数和(自身を含む): 661395456

約数和(自身を除く): 345451586

約数列:

[1, 2, 5, 10, 11, 22, 23, 46, 47, 55, 94, 110, 115, 230, 235, 253, 470, 506, 517, 1034, 1081, 1265, 2162, 2530, 2585, 2657, 5170, 5314, 5405, 10810, 11891, 13285, 23782, 26570, 29227, 58454, 59455, 61111, 118910, 122222, 124879, 146135, 249758, 292270, 305555, 611110, 624395, 672221, 1248790, 1344442, 1373669, 2747338, 2872217, 3361105, 5744434, 6722210, 6868345, 13736690, 14361085, 28722170, 31594387, 63188774, 157971935, 315943870]

約数ペア:

[(1, 315943870), (2, 157971935), (5, 63188774), (10, 31594387), (11, 28722170), (22, 14361085), (23, 13736690), (46, 6868345), (47, 6722210), (55, 5744434), (94, 3361105), (110, 2872217), (115, 2747338), (230, 1373669), (235, 1344442), (253, 1248790), (470, 672221), (506, 624395), (517, 611110), (1034, 305555), (1081, 292270), (1265, 249758), (2162, 146135), (2530, 124879), (2585, 122222), (2657, 118910), (5170, 61111), (5314, 59455), (5405, 58454), (10810, 29227), (11891, 26570), (13285, 23782)]