142 is not a factor of 8. 1, 4 and 2 are factors of 8, because they all divide into 8 evenly.
142 = 1*142, 2*71
The greatest common factor of 142 and 324 is 2.
A common factor of 142 and 148 is 2.
Its factors are: 1, 2, 71 and 142
Since 71 is a factor of 142, it is automatically the GCF.
142 divided by 8 is 17 with remainder 6
142 2,71
142
The GCF is 1.
2
2
The GCF of 84, 105, 142, and 148 is 1.