54876780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{449}}^1$

素因数の和:568

約数の個数: 144

約数和(自身を含む): 192628800

約数和(自身を除く): 137752020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 97, 105, 126, 140, 180, 194, 210, 252, 291, 315, 388, 420, 449, 485, 582, 630, 679, 873, 898, 970, 1164, 1260, 1347, 1358, 1455, 1746, 1796, 1940, 2037, 2245, 2694, 2716, 2910, 3143, 3395, 3492, 4041, 4074, 4365, 4490, 5388, 5820, 6111, 6286, 6735, 6790, 8082, 8148, 8730, 8980, 9429, 10185, 12222, 12572, 13470, 13580, 15715, 16164, 17460, 18858, 20205, 20370, 24444, 26940, 28287, 30555, 31430, 37716, 40410, 40740, 43553, 47145, 56574, 61110, 62860, 80820, 87106, 94290, 113148, 122220, 130659, 141435, 174212, 188580, 217765, 261318, 282870, 304871, 391977, 435530, 522636, 565740, 609742, 653295, 783954, 871060, 914613, 1219484, 1306590, 1524355, 1567908, 1829226, 1959885, 2613180, 2743839, 3048710, 3658452, 3919770, 4573065, 5487678, 6097420, 7839540, 9146130, 10975356, 13719195, 18292260, 27438390, 54876780]

約数ペア:

[(1, 54876780), (2, 27438390), (3, 18292260), (4, 13719195), (5, 10975356), (6, 9146130), (7, 7839540), (9, 6097420), (10, 5487678), (12, 4573065), (14, 3919770), (15, 3658452), (18, 3048710), (20, 2743839), (21, 2613180), (28, 1959885), (30, 1829226), (35, 1567908), (36, 1524355), (42, 1306590), (45, 1219484), (60, 914613), (63, 871060), (70, 783954), (84, 653295), (90, 609742), (97, 565740), (105, 522636), (126, 435530), (140, 391977), (180, 304871), (194, 282870), (210, 261318), (252, 217765), (291, 188580), (315, 174212), (388, 141435), (420, 130659), (449, 122220), (485, 113148), (582, 94290), (630, 87106), (679, 80820), (873, 62860), (898, 61110), (970, 56574), (1164, 47145), (1260, 43553), (1347, 40740), (1358, 40410), (1455, 37716), (1746, 31430), (1796, 30555), (1940, 28287), (2037, 26940), (2245, 24444), (2694, 20370), (2716, 20205), (2910, 18858), (3143, 17460), (3395, 16164), (3492, 15715), (4041, 13580), (4074, 13470), (4365, 12572), (4490, 12222), (5388, 10185), (5820, 9429), (6111, 8980), (6286, 8730), (6735, 8148), (6790, 8082)]