The GCF is 128.
The GCF is 16.
The GCF is 8.
The GCF is 2.
The GCF is 2.
The GCF is 8.
The GCF is 32.It is: 32It is: 32
The greatest common factor (GCF) of 640 and 256 is 128.
Since 16 is a factor of 128, it is automatically the GCF.
The GCF is 250.
The GCF is 16.
The GCF is: 1