The common factors are: 1, 2, 5, 10 The Greatest Common Factor: 10
The GCF is 9. The LCM is 180. Check it. 36 x 45 = 1620 180 x 9 = 1620 It checks.
The LCM of 1620 and 104 is 42120
1620
1, 2 and 4
1620 is one.
The greatest common factor of 1628 , 40 = 4
GCD: 18 LCM: 1620
1,2,3,5 (Hint google "factor calculator")
Common factors of 18 and 252 are: 1, 2, 3, 6, 9, and 18.
Any multiple of 3420.
You need at least two numbers to find an LCM. If that's 36, 45 and 81, the LCM is 1620.