| 約数 |
1,
2,
3,
4,
5,
6,
7,
8,
10,
12,
14,
15,
16,
20,
21,
24,
28,
30,
35,
40,
42,
48,
56,
60,
70,
80,
84,
105,
112,
120,
140,
168,
210,
240,
280,
336,
420,
560,
840,
1680,
1336481,
2672962,
4009443,
5345924,
6682405,
8018886,
9355367,
10691848,
13364810,
16037772,
18710734,
20047215,
21383696,
26729620,
28066101,
32075544,
37421468,
40094430,
46776835,
53459240,
56132202,
64151088,
74842936,
80188860,
93553670,
106918480,
112264404,
140330505,
149685872,
160377720,
187107340,
224528808,
280661010,
320755440,
374214680,
449057616,
561322020,
748429360,
1122644040,
2245288080
|