| 約数 |
1,
2,
4,
5,
8,
10,
20,
31,
40,
41,
62,
82,
124,
155,
164,
205,
211,
227,
248,
310,
328,
410,
422,
454,
620,
820,
844,
908,
1055,
1135,
1240,
1271,
1640,
1688,
1816,
2110,
2270,
2542,
4220,
4540,
5084,
6355,
6541,
7037,
8440,
8651,
9080,
9307,
10168,
12710,
13082,
14074,
17302,
18614,
25420,
26164,
28148,
32705,
34604,
35185,
37228,
43255,
46535,
47897,
50840,
52328,
56296,
65410,
69208,
70370,
74456,
86510,
93070,
95794,
130820,
140740,
173020,
186140,
191588,
239485,
261640,
268181,
281480,
288517,
346040,
372280,
383176,
478970,
536362,
577034,
957940,
1072724,
1154068,
1340905,
1442585,
1484807,
1915880,
1963777,
2145448,
2308136,
2681810,
2885170,
2969614,
3927554,
5363620,
5770340,
5939228,
7424035,
7855108,
9818885,
10727240,
11540680,
11878456,
14848070,
15710216,
19637770,
29696140,
39275540,
59392280,
60877087,
78551080,
121754174,
243508348,
304385435,
487016696,
608770870,
1217541740,
2435083480
|