Sum / Product Puzzles

Fill in each matrix below with distinct positive integers so that each row has the same sum and each column has the same product. Below is an solved example:
22015
3034

Each puzzle below has a unique solution. All puzzles copyright Erich Friedman, 2008.


1.
4
56

2.
3
46

3.
2
35


4.
1
2 3 4

5.
2
3 6 8

6.
2 9
3 4


7.
4
6
9

8.
3
4
10

9.
5
28
30

10.
3 42
 
 


11.
1
8 6
2 4

12.
3
6
4 5

13.
4 7
5
8


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