239535240

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{285161}}^1$

素因数の和:285182

約数の個数: 64

約数和(自身を含む): 821266560

約数和(自身を除く): 581731320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 285161, 570322, 855483, 1140644, 1425805, 1710966, 1996127, 2281288, 2851610, 3421932, 3992254, 4277415, 5703220, 5988381, 6843864, 7984508, 8554830, 9980635, 11406440, 11976762, 15969016, 17109660, 19961270, 23953524, 29941905, 34219320, 39922540, 47907048, 59883810, 79845080, 119767620, 239535240]

約数ペア:

[(1, 239535240), (2, 119767620), (3, 79845080), (4, 59883810), (5, 47907048), (6, 39922540), (7, 34219320), (8, 29941905), (10, 23953524), (12, 19961270), (14, 17109660), (15, 15969016), (20, 11976762), (21, 11406440), (24, 9980635), (28, 8554830), (30, 7984508), (35, 6843864), (40, 5988381), (42, 5703220), (56, 4277415), (60, 3992254), (70, 3421932), (84, 2851610), (105, 2281288), (120, 1996127), (140, 1710966), (168, 1425805), (210, 1140644), (280, 855483), (420, 570322), (840, 285161)]