


\[10!=2^8\times 3^4\times 5^2\times 7\]
for n composite and p prime,
\[n=\prod (pr)^a^r[r=a - m]\]
and \[d(n)=\prod (ar+1)[r=1-m]\]
so,total number of divisors is:\[9\times 5\times 3\times 2\]=270


[sorry for i couldn't use the notations as usual as i can't usw latex well
