# Prime time

**Discrete Mathematics**Level pending

If *r,s,t* are prime numbers and *p,q* are the positive integers such that their L.C.M is \[ r^{2} t^{4} s^{2} \]

then the number of ordered pairs of (p, q) are

If *r,s,t* are prime numbers and *p,q* are the positive integers such that their L.C.M is \[ r^{2} t^{4} s^{2} \]

then the number of ordered pairs of (p, q) are

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