287441280

素因数分解:

$2^7\times 3^2\times 5^1\times 7^1\times {\mathrm{7129}}^1$

素因数の和:7161

約数の個数: 192

約数和(自身を含む): 1134525600

約数和(自身を除く): 847084320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 840, 896, 960, 1008, 1120, 1152, 1260, 1344, 1440, 1680, 1920, 2016, 2240, 2520, 2688, 2880, 3360, 4032, 4480, 5040, 5760, 6720, 7129, 8064, 10080, 13440, 14258, 20160, 21387, 28516, 35645, 40320, 42774, 49903, 57032, 64161, 71290, 85548, 99806, 106935, 114064, 128322, 142580, 149709, 171096, 199612, 213870, 228128, 249515, 256644, 285160, 299418, 320805, 342192, 399224, 427740, 449127, 456256, 499030, 513288, 570320, 598836, 641610, 684384, 748545, 798448, 855480, 898254, 912512, 998060, 1026576, 1140640, 1197672, 1283220, 1368768, 1497090, 1596896, 1710960, 1796508, 1996120, 2053152, 2245635, 2281280, 2395344, 2566440, 2737536, 2994180, 3193792, 3421920, 3593016, 3992240, 4106304, 4491270, 4562560, 4790688, 5132880, 5988360, 6387584, 6843840, 7186032, 7984480, 8212608, 8982540, 9581376, 10265760, 11976720, 13687680, 14372064, 15968960, 17965080, 19162752, 20531520, 23953440, 28744128, 31937920, 35930160, 41063040, 47906880, 57488256, 71860320, 95813760, 143720640, 287441280]

約数ペア:

[(1, 287441280), (2, 143720640), (3, 95813760), (4, 71860320), (5, 57488256), (6, 47906880), (7, 41063040), (8, 35930160), (9, 31937920), (10, 28744128), (12, 23953440), (14, 20531520), (15, 19162752), (16, 17965080), (18, 15968960), (20, 14372064), (21, 13687680), (24, 11976720), (28, 10265760), (30, 9581376), (32, 8982540), (35, 8212608), (36, 7984480), (40, 7186032), (42, 6843840), (45, 6387584), (48, 5988360), (56, 5132880), (60, 4790688), (63, 4562560), (64, 4491270), (70, 4106304), (72, 3992240), (80, 3593016), (84, 3421920), (90, 3193792), (96, 2994180), (105, 2737536), (112, 2566440), (120, 2395344), (126, 2281280), (128, 2245635), (140, 2053152), (144, 1996120), (160, 1796508), (168, 1710960), (180, 1596896), (192, 1497090), (210, 1368768), (224, 1283220), (240, 1197672), (252, 1140640), (280, 1026576), (288, 998060), (315, 912512), (320, 898254), (336, 855480), (360, 798448), (384, 748545), (420, 684384), (448, 641610), (480, 598836), (504, 570320), (560, 513288), (576, 499030), (630, 456256), (640, 449127), (672, 427740), (720, 399224), (840, 342192), (896, 320805), (960, 299418), (1008, 285160), (1120, 256644), (1152, 249515), (1260, 228128), (1344, 213870), (1440, 199612), (1680, 171096), (1920, 149709), (2016, 142580), (2240, 128322), (2520, 114064), (2688, 106935), (2880, 99806), (3360, 85548), (4032, 71290), (4480, 64161), (5040, 57032), (5760, 49903), (6720, 42774), (7129, 40320), (8064, 35645), (10080, 28516), (13440, 21387), (14258, 20160)]