28813320

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{8893}}^1$

素因数の和:8916

約数の個数: 80

約数和(自身を含む): 96855660

約数和(自身を除く): 68042340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 8893, 17786, 26679, 35572, 44465, 53358, 71144, 80037, 88930, 106716, 133395, 160074, 177860, 213432, 240111, 266790, 320148, 355720, 400185, 480222, 533580, 640296, 720333, 800370, 960444, 1067160, 1200555, 1440666, 1600740, 1920888, 2401110, 2881332, 3201480, 3601665, 4802220, 5762664, 7203330, 9604440, 14406660, 28813320]

約数ペア:

[(1, 28813320), (2, 14406660), (3, 9604440), (4, 7203330), (5, 5762664), (6, 4802220), (8, 3601665), (9, 3201480), (10, 2881332), (12, 2401110), (15, 1920888), (18, 1600740), (20, 1440666), (24, 1200555), (27, 1067160), (30, 960444), (36, 800370), (40, 720333), (45, 640296), (54, 533580), (60, 480222), (72, 400185), (81, 355720), (90, 320148), (108, 266790), (120, 240111), (135, 213432), (162, 177860), (180, 160074), (216, 133395), (270, 106716), (324, 88930), (360, 80037), (405, 71144), (540, 53358), (648, 44465), (810, 35572), (1080, 26679), (1620, 17786), (3240, 8893)]