A flavored milk producing company produces 3 type of flavored milk. On a particular day the company has 119 liter, 187 liter and 357 liter of 3 kinds of flavored milk. The company wants to pack them in a tetra pack of equal size, so that each variety of flavored milk is completely packed. How many tetra pack Sizes Company can use such that tetra pack size remains in liters only?