Factors:Factors and Multiples

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Q1) What are the factors of 21
Q1) Write 28 as a product of its prime factors.
Q1) What are the HCF and LCM of 170 and 195
Q2) What are the factors of 75
Q2) Write 16 as a product of its prime factors.
Q2) What are the HCF and LCM of 176 and 160
Q3) What are the factors of 78
Q3) Write 45 as a product of its prime factors.
Q3) What are the HCF and LCM of 136 and 120
Q4) What are the factors of 69
Q4) Write 54 as a product of its prime factors.
Q4) What are the HCF and LCM of 164 and 140
Q5) What are the factors of 10
Q5) Write 15 as a product of its prime factors.
Q5) What are the HCF and LCM of 72 and 44
Q6) What are the factors of 39
Q6) Write 91 as a product of its prime factors.
Q6) What are the HCF and LCM of 15 and 215
Q7) What are the factors of 67
Q7) Write 34 as a product of its prime factors.
Q7) What are the HCF and LCM of 77 and 176
Q8) What are the factors of 95
Q8) Write 90 as a product of its prime factors.
Q8) What are the HCF and LCM of 180 and 125
Q9) What are the factors of 25
Q9) Write 100 as a product of its prime factors.
Q9) What are the HCF and LCM of 22 and 121
Q10) What are the factors of 92
Q10) Write 56 as a product of its prime factors.
Q10) What are the HCF and LCM of 60 and 196