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If P1, P2, P3 are prime numbers and m, n...

If `P_1, P_2, P_3` are prime numbers and `m, n,` rare positive integers such that LCM `(m, n, r) P_1,P_2^2P_3^3 and GCD (m, n, r)=P_1 P_2 P_3.` Then number of possible triplets of `(m, n, r)` are

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