The least common factor of any set of numbers is 1.
The least common factor of any two numbers is 1.
The least common factor of any set of integers is 1.
The least common factor of any set of integers is 1.
The least common factor of any set of integers is 1.
The least common factor of any set of integers is 1.
The least common factor of any set of integers is 1.
The least common factor of any set of integers is 1.
It is one
The least common factor of any set of positive integers is 1.
The least common factor of any set of positive integers is 1.
The least common factor of any set of integers is 1.
The least common factor of any set of integers is 1.