Question 17
There are $N$ acute triangles on the plane. Their vertices are all integer points, their areas are all equal to $2^{2020}$, but no two of them are congruent. Find the maximum possible value of $N$.
Note: $(x, y)$ is an integer point if and only if $x$ and $y$ are both integers.
Note: $(x, y)$ is an integer point if and only if $x$ and $y$ are both integers.