If it helps, a "natural number" in this context is any positive integer. If it doesn't, never mind:

What's the smallest natural number that is
evenly divisible by every digit from 1 to 9?

Here is the SOLUTION.

THE SOLUTION:

2,520.

2,520 / 9 = 280
2,520 / 8 = 315
2,520 / 7 = 360
2,520 / 6 = 420
2,520 / 5 = 504
2,520 / 4 = 630
2,520 / 3 = 840
2,520 / 2 = 1,260
2,520 / 1 = 2,520