Resposta:
Explicação passo-a-passo:
[tex]\begin{array}{r|c}& Fator \ primo \\20 & 2\\ 10 & 2\\ 5 & 5\\ 1\\ \end{array}\text{Fatora\c{c}\~ao}\,\,\ 2^2 \cdot 5 = 20[/tex]
[tex]\begin{array}{r|c}& Fator \ primo \\24 & 2\\ 12 & 2\\ 6 & 2\\ 3 & 3\\ 1\\ \end{array}\text{Fatora\c{c}\~ao}\,\,\ 2^3 \cdot 3 = 24[/tex]
[tex]\begin{array}{r|c}& Fator \ primo \\40 & 2\\ 20 & 2\\ 10 & 2\\ 5 & 5\\ 1\\ \end{array}\text{Fatora\c{c}\~ao}\,\,\ 2^3 \cdot 5 = 40[/tex]
[tex]\begin{array}{r|c}& Fator \ primo \\48 & 2\\ 24 & 2\\ 12 & 2\\ 6 & 2\\ 3 & 3\\ 1\\ \end{array}\text{Fatora\c{c}\~ao}\,\,\ 2^4 \cdot 3 = 48[/tex]
[tex]\begin{array}{r|c}& Fator \ primo \\56 & 2\\ 28 & 2\\ 14 & 2\\ 7 & 7\\ 1\\ \end{array}\text{Fatora\c{c}\~ao}\,\,\ 2^3 \cdot 7 = 56[/tex]
[tex]\begin{array}{r|c}& Fator \ primo \\80 & 2\\ 40 & 2\\ 20 & 2\\ 10 & 2\\ 5 & 5\\ 1\\ \end{array}\text{Fatora\c{c}\~ao}\,\,\ 2^4 \cdot 5 = 80[/tex]
[tex]\begin{array}{r|c}& Fator \ primo \\240 & 2\\ 120 & 2\\ 60 & 2\\ 30 & 2\\ 15 & 3\\ 5 & 5\\ 1\\ \end{array}\text{Fatora\c{c}\~ao}\,\,\ 2^4 \cdot 3 \cdot 5 = 240[/tex]
[tex]\begin{array}{r|c}& Fator \ primo \\300 & 2\\ 150 & 2\\ 75 & 3\\ 25 & 5\\ 5 & 5\\ 1\\ \end{array}\text{Fatora\c{c}\~ao}\,\,\ 2^2 \cdot 3 \cdot 5^2 = 300[/tex]
[tex]\begin{array}{r|c}& Fator \ primo \\360 & 2\\ 180 & 2\\ 90 & 2\\ 45 & 3\\ 15 & 3\\ 5 & 5\\ 1\\ \end{array}\text{Fatora\c{c}\~ao}\,\,\ 2^3 \cdot 3^2 \cdot 5 = 360[/tex]
