144446740

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{463}}^1\times {\mathrm{821}}^1$

素因数の和:1312

約数の個数: 48

約数和(自身を含む): 320382720

約数和(自身を除く): 175935980

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 463, 821, 926, 1642, 1852, 2315, 3284, 4105, 4630, 8210, 8797, 9260, 15599, 16420, 17594, 31198, 35188, 43985, 62396, 77995, 87970, 155990, 175940, 311980, 380123, 760246, 1520492, 1900615, 3801230, 7222337, 7602460, 14444674, 28889348, 36111685, 72223370, 144446740]

約数ペア:

[(1, 144446740), (2, 72223370), (4, 36111685), (5, 28889348), (10, 14444674), (19, 7602460), (20, 7222337), (38, 3801230), (76, 1900615), (95, 1520492), (190, 760246), (380, 380123), (463, 311980), (821, 175940), (926, 155990), (1642, 87970), (1852, 77995), (2315, 62396), (3284, 43985), (4105, 35188), (4630, 31198), (8210, 17594), (8797, 16420), (9260, 15599)]