Find the number of sets \{a, b, c\} of three distinct positive integers with the property that the product of a, b, and c is equal to the product of 11,21,31, 41,51 , and 61 .
Find the number of sets \{a, b, c\} of three distinct positive integers with the property that the product of a, b, and c is equal to the product of 11,21,31, 41,51 , and 61 .