Answer
The factors of 90 are: 1,2,3,5,6,9,10,15,18,30,45,90.
Work Step by Step
90.
$1\times90=90$ , $2\times45 = 90 $, $3\times30=90$ , $5\times18=90$ , $6\times15=90$, $9\times10=90$,
So the factors of 90 are: 1,2,3,5,6,9,10,15,18,30,45,90.