| 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,
57,
60,
63,
70,
76,
84,
90,
95,
105,
114,
126,
133,
140,
171,
180,
190,
210,
228,
252,
266,
271,
285,
315,
342,
361,
380,
399,
420,
532,
542,
570,
630,
665,
684,
722,
798,
813,
855,
1083,
1084,
1140,
1197,
1260,
1330,
1355,
1444,
1596,
1626,
1710,
1805,
1897,
1995,
2166,
2394,
2439,
2527,
2660,
2710,
3249,
3252,
3420,
3610,
3794,
3990,
4065,
4332,
4788,
4878,
5054,
5149,
5415,
5420,
5691,
5985,
6498,
7220,
7581,
7588,
7980,
8130,
9485,
9756,
10108,
10298,
10830,
11382,
11970,
12195,
12635,
12996,
15162,
15447,
16245,
16260,
17073,
18970,
20596,
21660,
22743,
22764,
23940,
24390,
25270,
25745,
28455,
30324,
30894,
32490,
34146,
36043,
37905,
37940,
45486,
46341,
48780,
50540,
51490,
56910,
61788,
64980,
68292,
72086,
75810,
77235,
85365,
90972,
92682,
97831,
102980,
108129,
113715,
113820,
144172,
151620,
154470,
170730,
180215,
185364,
195662,
216258,
227430,
231705,
293493,
308940,
324387,
341460,
360430,
391324,
432516,
454860,
463410,
489155,
540645,
586986,
648774,
684817,
720860,
880479,
926820,
978310,
1081290,
1173972,
1297548,
1369634,
1467465,
1621935,
1760958,
1956620,
2054451,
2162580,
2739268,
2934930,
3243870,
3424085,
3521916,
4108902,
4402395,
5869860,
6163353,
6487740,
6848170,
8217804,
8804790,
10272255,
12326706,
13696340,
17609580,
20544510,
24653412,
30816765,
41089020,
61633530,
123267060
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