1) 8*5*9 = 360 = 60*6 = 24*15 = 36*10
2) 2*9*5*7 = 630 = 30*21 = 45*14 = 105*6
3) 16*5*11 = 880 = 80*11 = 88*10 = 220*4
4) 8*9*25 = 1800 = 36*50 = 90*20 = 200*9
5) 8*25*7 = 1400 = 56*25 = 140*10 = 350*4
6) 16*27 = 432 = 72*6 = 108*4 = 144*3
7) 4*27*5 = 540 = 90*6 = 60*9 = 135*4
8) 3*16*25 = 1200 = 100*12 = 80*15 = 120*10
9) 5*7*4*17*11 = 26180 = 35*748 = 68*385 = 187*140