| 約数 |
1,
2,
3,
4,
5,
6,
7,
9,
10,
12,
14,
15,
18,
19,
20,
21,
28,
30,
35,
36,
38,
42,
45,
49,
57,
60,
63,
70,
76,
84,
90,
95,
98,
105,
114,
126,
133,
140,
147,
171,
180,
190,
196,
210,
228,
245,
252,
266,
285,
294,
315,
342,
380,
399,
420,
441,
490,
532,
570,
588,
630,
665,
684,
735,
798,
855,
882,
931,
980,
1140,
1197,
1260,
1330,
1470,
1596,
1710,
1764,
1789,
1862,
1995,
2205,
2394,
2660,
2793,
2940,
3420,
3578,
3724,
3990,
4410,
4655,
4788,
5367,
5586,
5985,
7156,
7980,
8379,
8820,
8945,
9310,
10734,
11172,
11970,
12523,
13965,
16101,
16758,
17890,
18620,
21468,
23940,
25046,
26835,
27930,
32202,
33516,
33991,
35780,
37569,
41895,
50092,
53670,
55860,
62615,
64404,
67982,
75138,
80505,
83790,
87661,
101973,
107340,
112707,
125230,
135964,
150276,
161010,
167580,
169955,
175322,
187845,
203946,
225414,
237937,
250460,
262983,
305919,
322020,
339910,
350644,
375690,
407892,
438305,
450828,
475874,
509865,
525966,
563535,
611838,
679820,
713811,
751380,
788949,
876610,
951748,
1019730,
1051932,
1127070,
1189685,
1223676,
1314915,
1427622,
1529595,
1577898,
1665559,
1753220,
2039460,
2141433,
2254140,
2379370,
2629830,
2855244,
3059190,
3155796,
3331118,
3569055,
3944745,
4282866,
4758740,
4996677,
5259660,
6118380,
6662236,
7138110,
7889490,
8327795,
8565732,
9993354,
10707165,
14276220,
14990031,
15778980,
16655590,
19986708,
21414330,
24983385,
29980062,
33311180,
42828660,
49966770,
59960124,
74950155,
99933540,
149900310,
299800620
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