Problem 57685. Easy Sequences 95: LCM Sums

• Created by Ramon Villamangca
• Appears in High School Challenge

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For a given n, write the function lcmSum(n), defined as follows:

For example for :

>> lcmSum = @(n) sum(lcm(n,1:n));

>> lcmSum(20)

ans =

2320

Since the sum grows very fast, please present your answer as a character string array and please limit the cody program size of the function to 150.

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Solution Stats

100.0% Correct | 0.0% Incorrect

• 1 Solutions
• 1 Solvers

Last Solution submitted on Sep 12, 2024

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