287383680

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{16631}}^1$

素因数の和:16659

約数の個数: 128

約数和(自身を含む): 1017878400

約数和(自身を除く): 730494720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 384, 432, 480, 540, 576, 640, 720, 864, 960, 1080, 1152, 1440, 1728, 1920, 2160, 2880, 3456, 4320, 5760, 8640, 16631, 17280, 33262, 49893, 66524, 83155, 99786, 133048, 149679, 166310, 199572, 249465, 266096, 299358, 332620, 399144, 449037, 498930, 532192, 598716, 665240, 748395, 798288, 898074, 997860, 1064384, 1197432, 1330480, 1496790, 1596576, 1796148, 1995720, 2128768, 2245185, 2394864, 2660960, 2993580, 3193152, 3592296, 3991440, 4490370, 4789728, 5321920, 5987160, 6386304, 7184592, 7982880, 8980740, 9579456, 10643840, 11974320, 14369184, 15965760, 17961480, 19158912, 23948640, 28738368, 31931520, 35922960, 47897280, 57476736, 71845920, 95794560, 143691840, 287383680]

約数ペア:

[(1, 287383680), (2, 143691840), (3, 95794560), (4, 71845920), (5, 57476736), (6, 47897280), (8, 35922960), (9, 31931520), (10, 28738368), (12, 23948640), (15, 19158912), (16, 17961480), (18, 15965760), (20, 14369184), (24, 11974320), (27, 10643840), (30, 9579456), (32, 8980740), (36, 7982880), (40, 7184592), (45, 6386304), (48, 5987160), (54, 5321920), (60, 4789728), (64, 4490370), (72, 3991440), (80, 3592296), (90, 3193152), (96, 2993580), (108, 2660960), (120, 2394864), (128, 2245185), (135, 2128768), (144, 1995720), (160, 1796148), (180, 1596576), (192, 1496790), (216, 1330480), (240, 1197432), (270, 1064384), (288, 997860), (320, 898074), (360, 798288), (384, 748395), (432, 665240), (480, 598716), (540, 532192), (576, 498930), (640, 449037), (720, 399144), (864, 332620), (960, 299358), (1080, 266096), (1152, 249465), (1440, 199572), (1728, 166310), (1920, 149679), (2160, 133048), (2880, 99786), (3456, 83155), (4320, 66524), (5760, 49893), (8640, 33262), (16631, 17280)]