It is known that the sum of three numbers is 470, the first number is 160 more than the second number, and the third number is 180 less than the first number, what is the greatest common divisor of the three numbers
已知三个数的和是470，第一个数比第二数多160，第三个数比第一数少180，则三个数的最大公约数是多少
<gadget id="calculator">2 * 5</gadget>
<output>10</output>

<result>10</result>