| 약수 |
1,
2,
4,
5,
7,
8,
10,
14,
16,
20,
28,
31,
35,
40,
56,
62,
70,
80,
112,
124,
140,
155,
217,
248,
280,
310,
434,
496,
560,
620,
868,
1085,
1240,
1736,
2170,
2480,
3472,
4340,
8680,
13313,
17360,
26626,
53252,
66565,
93191,
106504,
133130,
186382,
213008,
266260,
372764,
412703,
465955,
532520,
745528,
825406,
931910,
1065040,
1491056,
1650812,
1863820,
2063515,
2888921,
3301624,
3727640,
4127030,
5777842,
6603248,
7455280,
8254060,
11555684,
14444605,
16508120,
23111368,
28889210,
33016240,
46222736,
57778420,
115556840,
231113680
|