А) 72:1=72,72:2=36,72:3=24,72:4=19,72:6=12,72:8=9,72:72=1.
Б) 48:1=48,48:2=24,48:3=16,48:4=12,48:6=8,48:8=6,48:12=4,48:48=1.
В) 90:1=90,90:2=45,90:3=30,90:5=18,90:6=15,90:9=10,90:10=9,90:90=1,90:30=3,90:45=2.
А) 72:1=72,72:2=36,72:3=24,72:4=19,72:6=12,72:8=9,72:72=1.
Б) 48:1=48,48:2=24,48:3=16,48:4=12,48:6=8,48:8=6,48:12=4,48:48=1.
В) 90:1=90,90:2=45,90:3=30,90:5=18,90:6=15,90:9=10,90:10=9,90:90=1,90:30=3,90:45=2.