| 約数 |
1,
2,
4,
5,
8,
10,
16,
20,
31,
40,
59,
62,
80,
118,
124,
155,
236,
248,
295,
310,
472,
496,
590,
620,
944,
983,
1180,
1240,
1829,
1966,
2360,
2480,
3658,
3932,
4720,
4915,
7316,
7864,
9145,
9830,
14632,
15728,
18290,
19660,
29264,
30473,
36580,
39320,
57997,
60946,
73160,
78640,
115994,
121892,
146320,
152365,
231988,
243784,
289985,
304730,
463976,
487568,
579970,
609460,
927952,
1159940,
1218920,
1797907,
2319880,
2437840,
3595814,
4639760,
7191628,
8989535,
14383256,
17979070,
28766512,
35958140,
71916280,
143832560
|