211525920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{146893}}^1$

素因数の和:146914

約数の個数: 72

約数和(自身を含む): 721837116

約数和(自身を除く): 510311196

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 146893, 293786, 440679, 587572, 734465, 881358, 1175144, 1322037, 1468930, 1762716, 2203395, 2350288, 2644074, 2937860, 3525432, 4406790, 4700576, 5288148, 5875720, 6610185, 7050864, 8813580, 10576296, 11751440, 13220370, 14101728, 17627160, 21152592, 23502880, 26440740, 35254320, 42305184, 52881480, 70508640, 105762960, 211525920]

約数ペア:

[(1, 211525920), (2, 105762960), (3, 70508640), (4, 52881480), (5, 42305184), (6, 35254320), (8, 26440740), (9, 23502880), (10, 21152592), (12, 17627160), (15, 14101728), (16, 13220370), (18, 11751440), (20, 10576296), (24, 8813580), (30, 7050864), (32, 6610185), (36, 5875720), (40, 5288148), (45, 4700576), (48, 4406790), (60, 3525432), (72, 2937860), (80, 2644074), (90, 2350288), (96, 2203395), (120, 1762716), (144, 1468930), (160, 1322037), (180, 1175144), (240, 881358), (288, 734465), (360, 587572), (480, 440679), (720, 293786), (1440, 146893)]