259217280

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{2143}}^1$

素因数の和:2178

約数の個数: 256

約数和(自身を含む): 1049702400

約数和(自身を除く): 790485120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1344, 1440, 1512, 1680, 1728, 1890, 1920, 2016, 2143, 2160, 2240, 2520, 2688, 2880, 3024, 3360, 3456, 3780, 4032, 4286, 4320, 4480, 5040, 5760, 6048, 6429, 6720, 7560, 8064, 8572, 8640, 10080, 10715, 12096, 12858, 13440, 15001, 15120, 17144, 17280, 19287, 20160, 21430, 24192, 25716, 30002, 30240, 32145, 34288, 38574, 40320, 42860, 45003, 51432, 57861, 60004, 60480, 64290, 68576, 75005, 77148, 85720, 90006, 96435, 102864, 115722, 120008, 120960, 128580, 135009, 137152, 150010, 154296, 171440, 180012, 192870, 205728, 225015, 231444, 240016, 257160, 270018, 274304, 289305, 300020, 308592, 342880, 360024, 385740, 405027, 411456, 450030, 462888, 480032, 514320, 540036, 578610, 600040, 617184, 675045, 685760, 720048, 771480, 810054, 822912, 900060, 925776, 960064, 1028640, 1080072, 1157220, 1200080, 1234368, 1350090, 1371520, 1440096, 1542960, 1620108, 1800120, 1851552, 1920128, 2025135, 2057280, 2160144, 2314440, 2400160, 2468736, 2700180, 2880192, 3085920, 3240216, 3600240, 3703104, 4050270, 4114560, 4320288, 4628880, 4800320, 5400360, 5760384, 6171840, 6480432, 7200480, 7406208, 8100540, 8640576, 9257760, 9600640, 10800720, 12343680, 12960864, 14400960, 16201080, 17281152, 18515520, 21601440, 25921728, 28801920, 32402160, 37031040, 43202880, 51843456, 64804320, 86405760, 129608640, 259217280]

約数ペア:

[(1, 259217280), (2, 129608640), (3, 86405760), (4, 64804320), (5, 51843456), (6, 43202880), (7, 37031040), (8, 32402160), (9, 28801920), (10, 25921728), (12, 21601440), (14, 18515520), (15, 17281152), (16, 16201080), (18, 14400960), (20, 12960864), (21, 12343680), (24, 10800720), (27, 9600640), (28, 9257760), (30, 8640576), (32, 8100540), (35, 7406208), (36, 7200480), (40, 6480432), (42, 6171840), (45, 5760384), (48, 5400360), (54, 4800320), (56, 4628880), (60, 4320288), (63, 4114560), (64, 4050270), (70, 3703104), (72, 3600240), (80, 3240216), (84, 3085920), (90, 2880192), (96, 2700180), (105, 2468736), (108, 2400160), (112, 2314440), (120, 2160144), (126, 2057280), (128, 2025135), (135, 1920128), (140, 1851552), (144, 1800120), (160, 1620108), (168, 1542960), (180, 1440096), (189, 1371520), (192, 1350090), (210, 1234368), (216, 1200080), (224, 1157220), (240, 1080072), (252, 1028640), (270, 960064), (280, 925776), (288, 900060), (315, 822912), (320, 810054), (336, 771480), (360, 720048), (378, 685760), (384, 675045), (420, 617184), (432, 600040), (448, 578610), (480, 540036), (504, 514320), (540, 480032), (560, 462888), (576, 450030), (630, 411456), (640, 405027), (672, 385740), (720, 360024), (756, 342880), (840, 308592), (864, 300020), (896, 289305), (945, 274304), (960, 270018), (1008, 257160), (1080, 240016), (1120, 231444), (1152, 225015), (1260, 205728), (1344, 192870), (1440, 180012), (1512, 171440), (1680, 154296), (1728, 150010), (1890, 137152), (1920, 135009), (2016, 128580), (2143, 120960), (2160, 120008), (2240, 115722), (2520, 102864), (2688, 96435), (2880, 90006), (3024, 85720), (3360, 77148), (3456, 75005), (3780, 68576), (4032, 64290), (4286, 60480), (4320, 60004), (4480, 57861), (5040, 51432), (5760, 45003), (6048, 42860), (6429, 40320), (6720, 38574), (7560, 34288), (8064, 32145), (8572, 30240), (8640, 30002), (10080, 25716), (10715, 24192), (12096, 21430), (12858, 20160), (13440, 19287), (15001, 17280), (15120, 17144)]