The school rehearsed a large-scale group gymnastics. It was originally a square formation. Due to the small number of people, 56 people were added. After the formation was rearranged, each row increased by 4 people, and a total of 2 columns were added. How many people are there now?
学校排练大型团体操，原来是一个正方形方阵，由于人数太少，又增加了56人，队形重新排列后每行比原来增加了4人，共增加了2列．现在共有多少人？
<gadget id="calculator">2 + 6</gadget>
<output>8</output>

<gadget id="calculator">8 * 8</gadget>
<output>64</output>

<gadget id="calculator">64 + 56</gadget>
<output>120</output>

<result>120</result>