280
255
210
This number would have to be a squared number as it only has 15 factors. The number I have calculated is 324 as the square root is 18
There are 16 prime numbers between 200 and 300..
Since 3 (the digit were rounding) is less than 5, the number in which we would round up, 239 would round down to 200
240
240
If 245 is a factor, and it is between 200 and 300, then the number must be 245 - provided it is a multiple of 7, which it is.
255
There are 33 numbers between 200 and 300 that are divisible by three.
250
There are 5 multiples of 18 between 200 and 300. (An even number divisible by 9 is any number divisible by 18).
The number is 115.
201 is one such.
201 is one such number.
These numbers between 200 and 300 are divisible by nine but not by two: 207, 225, 243, 261, 279, 297.
270.