| 約数 |
1,
2,
4,
5,
7,
8,
10,
14,
16,
20,
28,
32,
35,
40,
49,
56,
70,
80,
98,
112,
140,
160,
196,
224,
245,
280,
392,
490,
560,
784,
980,
1120,
1568,
1960,
3920,
7840,
903421,
1806842,
3613684,
4517105,
6323947,
7227368,
9034210,
12647894,
14454736,
18068420,
25295788,
28909472,
31619735,
36136840,
44267629,
50591576,
63239470,
72273680,
88535258,
101183152,
126478940,
144547360,
177070516,
202366304,
221338145,
252957880,
354141032,
442676290,
505915760,
708282064,
885352580,
1011831520,
1416564128,
1770705160,
3541410320,
7082820640
|