HKIMO 2026 Grade 6 National Preliminary Set 04 Question 14

Given $2\otimes 3=3\times 5$, $3\otimes 4=4\times 7\times 10$, and $4\otimes 5=5\times 9\times 13\times 17$, find $(3\otimes 6)\div(2\otimes 4)$.