| 約数 |
1,
2,
4,
5,
8,
10,
11,
16,
20,
22,
31,
40,
44,
55,
62,
80,
88,
110,
124,
155,
176,
220,
248,
310,
341,
440,
496,
620,
682,
880,
1240,
1364,
1705,
1787,
2480,
2728,
3410,
3574,
5456,
6820,
7148,
8935,
13640,
14296,
17870,
19657,
27280,
28592,
35740,
39314,
55397,
71480,
78628,
98285,
110794,
142960,
157256,
196570,
221588,
276985,
314512,
393140,
443176,
553970,
609367,
786280,
886352,
1107940,
1218734,
1572560,
2215880,
2437468,
3046835,
4431760,
4874936,
6093670,
9749872,
12187340,
24374680,
48749360
|