How many positive factors do 150 and 90 have in common

How many positive factors do 150 and 90 have in common?

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

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AQuA-RAT — Algebra Question Answering with Rationales (Ling et al., DeepMind, 2017) · train #23105

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