Use 210 small squares with side length of 2 cm to make a rectangle. How many spelling methods do you share?

Use 210 small squares with side length of 2 cm to make a rectangle. How many spelling methods do you share?

210x1 105x2 70x3 42x5 35x6 30x7 21x10 14x15 is about these. If there are any exceptions, I'll let you know~