156940730

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1\times {\mathrm{4909}}^1$

素因数の和:5078

約数の個数: 32

約数和(自身を含む): 296956800

約数和(自身を除く): 140016070

約数列:

[1, 2, 5, 10, 23, 46, 115, 139, 230, 278, 695, 1390, 3197, 4909, 6394, 9818, 15985, 24545, 31970, 49090, 112907, 225814, 564535, 682351, 1129070, 1364702, 3411755, 6823510, 15694073, 31388146, 78470365, 156940730]

約数ペア:

[(1, 156940730), (2, 78470365), (5, 31388146), (10, 15694073), (23, 6823510), (46, 3411755), (115, 1364702), (139, 1129070), (230, 682351), (278, 564535), (695, 225814), (1390, 112907), (3197, 49090), (4909, 31970), (6394, 24545), (9818, 15985)]