Factorization diagrams

In an idle moment a while ago I wrote a program to generate "factorization diagrams". Here's 700: It's easy to see (I hope), just by looking at the arrangement of dots, that there are $latex 7 \times 5 \times 5 \times 2 \times 2$ in total. Here's how I did it.

Another Another

Source: Factorization diagrams