If n is a positive integer and n^2 is divisible by 72…

If n is a positive integer and n^2 is divisible by 72, then the largest positive integer that must divide n is? .

This problem repeats another one in the library (at most with different numbers), so it's left out of browsing.

AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #10839