255300480

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{349}}^1$

素因数の和:501

約数の個数: 192

約数和(自身を含む): 891072000

約数和(自身を除く): 635771520

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, 64, 72, 80, 90, 96, 120, 127, 128, 144, 160, 180, 192, 240, 254, 288, 320, 349, 360, 381, 384, 480, 508, 576, 635, 640, 698, 720, 762, 960, 1016, 1047, 1143, 1152, 1270, 1396, 1440, 1524, 1745, 1905, 1920, 2032, 2094, 2286, 2540, 2792, 2880, 3048, 3141, 3490, 3810, 4064, 4188, 4572, 5080, 5235, 5584, 5715, 5760, 6096, 6282, 6980, 7620, 8128, 8376, 9144, 10160, 10470, 11168, 11430, 12192, 12564, 13960, 15240, 15705, 16256, 16752, 18288, 20320, 20940, 22336, 22860, 24384, 25128, 27920, 30480, 31410, 33504, 36576, 40640, 41880, 44323, 44672, 45720, 48768, 50256, 55840, 60960, 62820, 67008, 73152, 81280, 83760, 88646, 91440, 100512, 111680, 121920, 125640, 132969, 134016, 146304, 167520, 177292, 182880, 201024, 221615, 223360, 243840, 251280, 265938, 335040, 354584, 365760, 398907, 402048, 443230, 502560, 531876, 664845, 670080, 709168, 731520, 797814, 886460, 1005120, 1063752, 1329690, 1418336, 1595628, 1772920, 1994535, 2010240, 2127504, 2659380, 2836672, 3191256, 3545840, 3989070, 4255008, 5318760, 5673344, 6382512, 7091680, 7978140, 8510016, 10637520, 12765024, 14183360, 15956280, 17020032, 21275040, 25530048, 28366720, 31912560, 42550080, 51060096, 63825120, 85100160, 127650240, 255300480]

約数ペア:

[(1, 255300480), (2, 127650240), (3, 85100160), (4, 63825120), (5, 51060096), (6, 42550080), (8, 31912560), (9, 28366720), (10, 25530048), (12, 21275040), (15, 17020032), (16, 15956280), (18, 14183360), (20, 12765024), (24, 10637520), (30, 8510016), (32, 7978140), (36, 7091680), (40, 6382512), (45, 5673344), (48, 5318760), (60, 4255008), (64, 3989070), (72, 3545840), (80, 3191256), (90, 2836672), (96, 2659380), (120, 2127504), (127, 2010240), (128, 1994535), (144, 1772920), (160, 1595628), (180, 1418336), (192, 1329690), (240, 1063752), (254, 1005120), (288, 886460), (320, 797814), (349, 731520), (360, 709168), (381, 670080), (384, 664845), (480, 531876), (508, 502560), (576, 443230), (635, 402048), (640, 398907), (698, 365760), (720, 354584), (762, 335040), (960, 265938), (1016, 251280), (1047, 243840), (1143, 223360), (1152, 221615), (1270, 201024), (1396, 182880), (1440, 177292), (1524, 167520), (1745, 146304), (1905, 134016), (1920, 132969), (2032, 125640), (2094, 121920), (2286, 111680), (2540, 100512), (2792, 91440), (2880, 88646), (3048, 83760), (3141, 81280), (3490, 73152), (3810, 67008), (4064, 62820), (4188, 60960), (4572, 55840), (5080, 50256), (5235, 48768), (5584, 45720), (5715, 44672), (5760, 44323), (6096, 41880), (6282, 40640), (6980, 36576), (7620, 33504), (8128, 31410), (8376, 30480), (9144, 27920), (10160, 25128), (10470, 24384), (11168, 22860), (11430, 22336), (12192, 20940), (12564, 20320), (13960, 18288), (15240, 16752), (15705, 16256)]