18292260

素因数分解:

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

素因数の和:565

約数の個数: 96

約数和(自身を含む): 59270400

約数和(自身を除く): 40978140

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 97, 105, 140, 194, 210, 291, 388, 420, 449, 485, 582, 679, 898, 970, 1164, 1347, 1358, 1455, 1796, 1940, 2037, 2245, 2694, 2716, 2910, 3143, 3395, 4074, 4490, 5388, 5820, 6286, 6735, 6790, 8148, 8980, 9429, 10185, 12572, 13470, 13580, 15715, 18858, 20370, 26940, 31430, 37716, 40740, 43553, 47145, 62860, 87106, 94290, 130659, 174212, 188580, 217765, 261318, 304871, 435530, 522636, 609742, 653295, 871060, 914613, 1219484, 1306590, 1524355, 1829226, 2613180, 3048710, 3658452, 4573065, 6097420, 9146130, 18292260]

約数ペア:

[(1, 18292260), (2, 9146130), (3, 6097420), (4, 4573065), (5, 3658452), (6, 3048710), (7, 2613180), (10, 1829226), (12, 1524355), (14, 1306590), (15, 1219484), (20, 914613), (21, 871060), (28, 653295), (30, 609742), (35, 522636), (42, 435530), (60, 304871), (70, 261318), (84, 217765), (97, 188580), (105, 174212), (140, 130659), (194, 94290), (210, 87106), (291, 62860), (388, 47145), (420, 43553), (449, 40740), (485, 37716), (582, 31430), (679, 26940), (898, 20370), (970, 18858), (1164, 15715), (1347, 13580), (1358, 13470), (1455, 12572), (1796, 10185), (1940, 9429), (2037, 8980), (2245, 8148), (2694, 6790), (2716, 6735), (2910, 6286), (3143, 5820), (3395, 5388), (4074, 4490)]