20884193280

素因数分解:

$2^{15}\times 3^3\times 5^1\times {\mathrm{4721}}^1$

素因数の和:4765

約数の個数: 256

約数和(自身を含む): 74269504800

約数和(自身を除く): 53385311520

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, 256, 270, 288, 320, 360, 384, 432, 480, 512, 540, 576, 640, 720, 768, 864, 960, 1024, 1080, 1152, 1280, 1440, 1536, 1728, 1920, 2048, 2160, 2304, 2560, 2880, 3072, 3456, 3840, 4096, 4320, 4608, 4721, 5120, 5760, 6144, 6912, 7680, 8192, 8640, 9216, 9442, 10240, 11520, 12288, 13824, 14163, 15360, 16384, 17280, 18432, 18884, 20480, 23040, 23605, 24576, 27648, 28326, 30720, 32768, 34560, 36864, 37768, 40960, 42489, 46080, 47210, 49152, 55296, 56652, 61440, 69120, 70815, 73728, 75536, 81920, 84978, 92160, 94420, 98304, 110592, 113304, 122880, 127467, 138240, 141630, 147456, 151072, 163840, 169956, 184320, 188840, 212445, 221184, 226608, 245760, 254934, 276480, 283260, 294912, 302144, 339912, 368640, 377680, 424890, 442368, 453216, 491520, 509868, 552960, 566520, 604288, 637335, 679824, 737280, 755360, 849780, 884736, 906432, 1019736, 1105920, 1133040, 1208576, 1274670, 1359648, 1474560, 1510720, 1699560, 1812864, 2039472, 2211840, 2266080, 2417152, 2549340, 2719296, 3021440, 3399120, 3625728, 4078944, 4423680, 4532160, 4834304, 5098680, 5438592, 6042880, 6798240, 7251456, 8157888, 9064320, 9668608, 10197360, 10877184, 12085760, 13596480, 14502912, 16315776, 18128640, 19337216, 20394720, 21754368, 24171520, 27192960, 29005824, 32631552, 36257280, 38674432, 40789440, 43508736, 48343040, 54385920, 58011648, 65263104, 72514560, 77348864, 81578880, 87017472, 96686080, 108771840, 116023296, 130526208, 145029120, 154697728, 163157760, 174034944, 193372160, 217543680, 232046592, 261052416, 290058240, 326315520, 348069888, 386744320, 435087360, 464093184, 522104832, 580116480, 652631040, 696139776, 773488640, 870174720, 1044209664, 1160232960, 1305262080, 1392279552, 1740349440, 2088419328, 2320465920, 2610524160, 3480698880, 4176838656, 5221048320, 6961397760, 10442096640, 20884193280]

約数ペア:

[(1, 20884193280), (2, 10442096640), (3, 6961397760), (4, 5221048320), (5, 4176838656), (6, 3480698880), (8, 2610524160), (9, 2320465920), (10, 2088419328), (12, 1740349440), (15, 1392279552), (16, 1305262080), (18, 1160232960), (20, 1044209664), (24, 870174720), (27, 773488640), (30, 696139776), (32, 652631040), (36, 580116480), (40, 522104832), (45, 464093184), (48, 435087360), (54, 386744320), (60, 348069888), (64, 326315520), (72, 290058240), (80, 261052416), (90, 232046592), (96, 217543680), (108, 193372160), (120, 174034944), (128, 163157760), (135, 154697728), (144, 145029120), (160, 130526208), (180, 116023296), (192, 108771840), (216, 96686080), (240, 87017472), (256, 81578880), (270, 77348864), (288, 72514560), (320, 65263104), (360, 58011648), (384, 54385920), (432, 48343040), (480, 43508736), (512, 40789440), (540, 38674432), (576, 36257280), (640, 32631552), (720, 29005824), (768, 27192960), (864, 24171520), (960, 21754368), (1024, 20394720), (1080, 19337216), (1152, 18128640), (1280, 16315776), (1440, 14502912), (1536, 13596480), (1728, 12085760), (1920, 10877184), (2048, 10197360), (2160, 9668608), (2304, 9064320), (2560, 8157888), (2880, 7251456), (3072, 6798240), (3456, 6042880), (3840, 5438592), (4096, 5098680), (4320, 4834304), (4608, 4532160), (4721, 4423680), (5120, 4078944), (5760, 3625728), (6144, 3399120), (6912, 3021440), (7680, 2719296), (8192, 2549340), (8640, 2417152), (9216, 2266080), (9442, 2211840), (10240, 2039472), (11520, 1812864), (12288, 1699560), (13824, 1510720), (14163, 1474560), (15360, 1359648), (16384, 1274670), (17280, 1208576), (18432, 1133040), (18884, 1105920), (20480, 1019736), (23040, 906432), (23605, 884736), (24576, 849780), (27648, 755360), (28326, 737280), (30720, 679824), (32768, 637335), (34560, 604288), (36864, 566520), (37768, 552960), (40960, 509868), (42489, 491520), (46080, 453216), (47210, 442368), (49152, 424890), (55296, 377680), (56652, 368640), (61440, 339912), (69120, 302144), (70815, 294912), (73728, 283260), (75536, 276480), (81920, 254934), (84978, 245760), (92160, 226608), (94420, 221184), (98304, 212445), (110592, 188840), (113304, 184320), (122880, 169956), (127467, 163840), (138240, 151072), (141630, 147456)]