Definitions [5]
Definition: Common Factor
A common factor of two or more numbers is a number that divides each of the given numbers exactly, without leaving any remainder.
Definition: Factor
A factor of a number is any number that divides the given number completely without leaving a remainder.
or
When two numbers are multiplied, the result is called their product, and the numbers that are multiplied are called factors of the product.

Definition: Multiple
A number is called a multiple of another if it is exactly divisible by that number, i.e., the division leaves no remainder.

Definition: HCF
The HCF (Highest Common Factor) of two or more numbers is the highest number among all the common factors of the given numbers.
Definition: LCM
The least common multiple of two or more numbers is the smallest number among all common multiples of the given numbers.
