# Multifactorial and divisors

Fill in the blank.

$$N$$ has $$3$$ prime factors.

$$N^2$$ has $$7!!$$ positive divisors.

$$N^3$$ has $$10!!!$$ positive divisors.

$$\text{____}$$ has $$13!!!!$$ positive divisors.

Note: You might want to read up the definition of multifactorials first.

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