2720355840

素因数分解:

$2^9\times 3^5\times 5^1\times {\mathrm{4373}}^1$

素因数の和:4411

約数の個数: 240

約数和(自身を含む): 9772530768

約数和(自身を除く): 7052174928

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, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 243, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 486, 512, 540, 576, 640, 648, 720, 768, 810, 864, 960, 972, 1080, 1152, 1215, 1280, 1296, 1440, 1536, 1620, 1728, 1920, 1944, 2160, 2304, 2430, 2560, 2592, 2880, 3240, 3456, 3840, 3888, 4320, 4373, 4608, 4860, 5184, 5760, 6480, 6912, 7680, 7776, 8640, 8746, 9720, 10368, 11520, 12960, 13119, 13824, 15552, 17280, 17492, 19440, 20736, 21865, 23040, 25920, 26238, 31104, 34560, 34984, 38880, 39357, 41472, 43730, 51840, 52476, 62208, 65595, 69120, 69968, 77760, 78714, 87460, 103680, 104952, 118071, 124416, 131190, 139936, 155520, 157428, 174920, 196785, 207360, 209904, 236142, 262380, 279872, 311040, 314856, 349840, 354213, 393570, 419808, 472284, 524760, 559744, 590355, 622080, 629712, 699680, 708426, 787140, 839616, 944568, 1049520, 1062639, 1119488, 1180710, 1259424, 1399360, 1416852, 1574280, 1679232, 1771065, 1889136, 2099040, 2125278, 2238976, 2361420, 2518848, 2798720, 2833704, 3148560, 3358464, 3542130, 3778272, 4198080, 4250556, 4722840, 5037696, 5313195, 5597440, 5667408, 6297120, 6716928, 7084260, 7556544, 8396160, 8501112, 9445680, 10075392, 10626390, 11194880, 11334816, 12594240, 14168520, 15113088, 16792320, 17002224, 18891360, 20150784, 21252780, 22669632, 25188480, 28337040, 30226176, 33584640, 34004448, 37782720, 42505560, 45339264, 50376960, 56674080, 60452352, 68008896, 75565440, 85011120, 90678528, 100753920, 113348160, 136017792, 151130880, 170022240, 181357056, 226696320, 272035584, 302261760, 340044480, 453392640, 544071168, 680088960, 906785280, 1360177920, 2720355840]

約数ペア:

[(1, 2720355840), (2, 1360177920), (3, 906785280), (4, 680088960), (5, 544071168), (6, 453392640), (8, 340044480), (9, 302261760), (10, 272035584), (12, 226696320), (15, 181357056), (16, 170022240), (18, 151130880), (20, 136017792), (24, 113348160), (27, 100753920), (30, 90678528), (32, 85011120), (36, 75565440), (40, 68008896), (45, 60452352), (48, 56674080), (54, 50376960), (60, 45339264), (64, 42505560), (72, 37782720), (80, 34004448), (81, 33584640), (90, 30226176), (96, 28337040), (108, 25188480), (120, 22669632), (128, 21252780), (135, 20150784), (144, 18891360), (160, 17002224), (162, 16792320), (180, 15113088), (192, 14168520), (216, 12594240), (240, 11334816), (243, 11194880), (256, 10626390), (270, 10075392), (288, 9445680), (320, 8501112), (324, 8396160), (360, 7556544), (384, 7084260), (405, 6716928), (432, 6297120), (480, 5667408), (486, 5597440), (512, 5313195), (540, 5037696), (576, 4722840), (640, 4250556), (648, 4198080), (720, 3778272), (768, 3542130), (810, 3358464), (864, 3148560), (960, 2833704), (972, 2798720), (1080, 2518848), (1152, 2361420), (1215, 2238976), (1280, 2125278), (1296, 2099040), (1440, 1889136), (1536, 1771065), (1620, 1679232), (1728, 1574280), (1920, 1416852), (1944, 1399360), (2160, 1259424), (2304, 1180710), (2430, 1119488), (2560, 1062639), (2592, 1049520), (2880, 944568), (3240, 839616), (3456, 787140), (3840, 708426), (3888, 699680), (4320, 629712), (4373, 622080), (4608, 590355), (4860, 559744), (5184, 524760), (5760, 472284), (6480, 419808), (6912, 393570), (7680, 354213), (7776, 349840), (8640, 314856), (8746, 311040), (9720, 279872), (10368, 262380), (11520, 236142), (12960, 209904), (13119, 207360), (13824, 196785), (15552, 174920), (17280, 157428), (17492, 155520), (19440, 139936), (20736, 131190), (21865, 124416), (23040, 118071), (25920, 104952), (26238, 103680), (31104, 87460), (34560, 78714), (34984, 77760), (38880, 69968), (39357, 69120), (41472, 65595), (43730, 62208), (51840, 52476)]