The prime factors of 72 are 2x2x2x3x3 (or 23 x 32).
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54 and 72 are divisible by 2,3.
67 and 5
72 = 8 x 9 = 23 x 32
The Fundamental Theorem of Arithmetic states that every number has exactly one, unique factorization of potentially non-unique prime numbers. Since the prime factorization of 72 is 2*2*2*3*3, we conclude that 72 is coprime with all other prime numbers, so there is no solution.
As a product of its prime factors: 2*2*2*3*3 = 72