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Formula for number of factors

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Joined: 01 Apr 2008
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Schools: IIM Lucknow (IPMX) - Class of 2014
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Formula for number of factors [#permalink] New post 24 Mar 2009, 00:50
How many different factors does the integer n have?
(1) n = a^4b^3, where a and b are different positive prime numbers.

I know we can find the number of factors if a and b are prime, but I forgot the formula :(
Formula for number of factors   [#permalink] 24 Mar 2009, 00:50
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Formula for number of factors

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