Allied & ICAR Exam Bank • ALLIED_1693 MCQ • 2 Marks

Section 8: General Aptitude

Quantitative Aptitude

Subtopic: Numerical Computation

Question Statement:

The sum of all positive divisors of 180 is:

Options:

  • (A) 546
  • (B) 480
  • (C) 520
  • (D) 600

Answer Key:

A

Step-by-Step Solution & Explanation

$180 = 2^2 \times 3^2 \times 5^1$. Sum = $(1+2+4)(1+3+9)(1+5) = 7 \times 13 \times 6 = 91 \times 6 = 546$.
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