57476720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{521}}^1$

素因数の和:738

約数の個数: 80

約数和(自身を含む): 153793728

約数和(自身を除く): 96317008

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 197, 280, 394, 521, 560, 788, 985, 1042, 1379, 1576, 1970, 2084, 2605, 2758, 3152, 3647, 3940, 4168, 5210, 5516, 6895, 7294, 7880, 8336, 10420, 11032, 13790, 14588, 15760, 18235, 20840, 22064, 27580, 29176, 36470, 41680, 55160, 58352, 72940, 102637, 110320, 145880, 205274, 291760, 410548, 513185, 718459, 821096, 1026370, 1436918, 1642192, 2052740, 2873836, 3592295, 4105480, 5747672, 7184590, 8210960, 11495344, 14369180, 28738360, 57476720]

約数ペア:

[(1, 57476720), (2, 28738360), (4, 14369180), (5, 11495344), (7, 8210960), (8, 7184590), (10, 5747672), (14, 4105480), (16, 3592295), (20, 2873836), (28, 2052740), (35, 1642192), (40, 1436918), (56, 1026370), (70, 821096), (80, 718459), (112, 513185), (140, 410548), (197, 291760), (280, 205274), (394, 145880), (521, 110320), (560, 102637), (788, 72940), (985, 58352), (1042, 55160), (1379, 41680), (1576, 36470), (1970, 29176), (2084, 27580), (2605, 22064), (2758, 20840), (3152, 18235), (3647, 15760), (3940, 14588), (4168, 13790), (5210, 11032), (5516, 10420), (6895, 8336), (7294, 7880)]