a) 144 si 192
144=2⁴·3²
192=2⁶·3
cmmdc (144,192)=2⁴·3
b) 3024;1354 si 360
3024=2⁴·3³·7
1354=2·677
360=2³·3²·7
cmmdc(3024,1354,360)=2
c) 392;252 si 560
392=2³·7²
252=2²·3²·7
560=2₄·3·7
cmmdc(392,252,560)=2²·3·7
d)1944,729 si 2835
1944=2³·3⁵
729=3⁶
2835=3⁴·5·7
cmmdc(1944,729,2835)=3⁴
e) 594;4851 si 7260.
594=2·3³·11
4851=3²·7²·11
7260=2²·3·11²
cmmdc(594,4851,7260)=3·11