There are 170 pear trees in the orchard, twice as many apple trees as pear trees, and three times as many peach trees as apple trees. How many trees are there in total?
果园里有梨树170棵，苹果树的棵数是梨树的2倍，桃树的棵数是苹果树的3倍，三种树一共有多少棵？
<gadget id="calculator">170 * 2</gadget>
<output>340</output>

<gadget id="calculator">170 * 2 * 3</gadget>
<output>1_020</output>

<gadget id="calculator">170 + 340 + 1_020</gadget>
<output>1_530</output>

<result>1_530</result>