31525920

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{21893}}^1$

素因数の和:21914

約数の個数: 72

約数和(自身を含む): 107587116

約数和(自身を除く): 76061196

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, 21893, 43786, 65679, 87572, 109465, 131358, 175144, 197037, 218930, 262716, 328395, 350288, 394074, 437860, 525432, 656790, 700576, 788148, 875720, 985185, 1050864, 1313580, 1576296, 1751440, 1970370, 2101728, 2627160, 3152592, 3502880, 3940740, 5254320, 6305184, 7881480, 10508640, 15762960, 31525920]

約数ペア:

[(1, 31525920), (2, 15762960), (3, 10508640), (4, 7881480), (5, 6305184), (6, 5254320), (8, 3940740), (9, 3502880), (10, 3152592), (12, 2627160), (15, 2101728), (16, 1970370), (18, 1751440), (20, 1576296), (24, 1313580), (30, 1050864), (32, 985185), (36, 875720), (40, 788148), (45, 700576), (48, 656790), (60, 525432), (72, 437860), (80, 394074), (90, 350288), (96, 328395), (120, 262716), (144, 218930), (160, 197037), (180, 175144), (240, 131358), (288, 109465), (360, 87572), (480, 65679), (720, 43786), (1440, 21893)]