121923040

素因数分解:

$2^5\times 5^1\times {\mathrm{109}}^1\times {\mathrm{6991}}^1$

素因数の和:7115

約数の個数: 48

約数和(自身を含む): 290727360

約数和(自身を除く): 168804320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 109, 160, 218, 436, 545, 872, 1090, 1744, 2180, 3488, 4360, 6991, 8720, 13982, 17440, 27964, 34955, 55928, 69910, 111856, 139820, 223712, 279640, 559280, 762019, 1118560, 1524038, 3048076, 3810095, 6096152, 7620190, 12192304, 15240380, 24384608, 30480760, 60961520, 121923040]

約数ペア:

[(1, 121923040), (2, 60961520), (4, 30480760), (5, 24384608), (8, 15240380), (10, 12192304), (16, 7620190), (20, 6096152), (32, 3810095), (40, 3048076), (80, 1524038), (109, 1118560), (160, 762019), (218, 559280), (436, 279640), (545, 223712), (872, 139820), (1090, 111856), (1744, 69910), (2180, 55928), (3488, 34955), (4360, 27964), (6991, 17440), (8720, 13982)]