209622960

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{291143}}^1$

素因数の和:291162

約数の個数: 60

約数和(自身を含む): 703986192

約数和(自身を除く): 494363232

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 291143, 582286, 873429, 1164572, 1455715, 1746858, 2329144, 2620287, 2911430, 3493716, 4367145, 4658288, 5240574, 5822860, 6987432, 8734290, 10481148, 11645720, 13101435, 13974864, 17468580, 20962296, 23291440, 26202870, 34937160, 41924592, 52405740, 69874320, 104811480, 209622960]

約数ペア:

[(1, 209622960), (2, 104811480), (3, 69874320), (4, 52405740), (5, 41924592), (6, 34937160), (8, 26202870), (9, 23291440), (10, 20962296), (12, 17468580), (15, 13974864), (16, 13101435), (18, 11645720), (20, 10481148), (24, 8734290), (30, 6987432), (36, 5822860), (40, 5240574), (45, 4658288), (48, 4367145), (60, 3493716), (72, 2911430), (80, 2620287), (90, 2329144), (120, 1746858), (144, 1455715), (180, 1164572), (240, 873429), (360, 582286), (720, 291143)]