3x5x6x9:3x5x6x9
5x3x2x9:1x3x2x9
32x17x2x3:32x17x1x1
32x17x2x3:1x17x1x1
15x12x3x5:15x1x1x1
15x12x3x5:1x1x1x1
12x12:1x12
2x3x48:1x3x48
