421355520

素因数分解:

$2^{13}\times 3^4\times 5^1\times {\mathrm{127}}^1$

素因数の和:170

約数の個数: 280

約数和(自身を含む): 1522439424

約数和(自身を除く): 1101083904

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, 127, 128, 135, 144, 160, 162, 180, 192, 216, 240, 254, 256, 270, 288, 320, 324, 360, 381, 384, 405, 432, 480, 508, 512, 540, 576, 635, 640, 648, 720, 762, 768, 810, 864, 960, 1016, 1024, 1080, 1143, 1152, 1270, 1280, 1296, 1440, 1524, 1536, 1620, 1728, 1905, 1920, 2032, 2048, 2160, 2286, 2304, 2540, 2560, 2592, 2880, 3048, 3072, 3240, 3429, 3456, 3810, 3840, 4064, 4096, 4320, 4572, 4608, 5080, 5120, 5184, 5715, 5760, 6096, 6144, 6480, 6858, 6912, 7620, 7680, 8128, 8192, 8640, 9144, 9216, 10160, 10240, 10287, 10368, 11430, 11520, 12192, 12288, 12960, 13716, 13824, 15240, 15360, 16256, 17145, 17280, 18288, 18432, 20320, 20480, 20574, 20736, 22860, 23040, 24384, 24576, 25920, 27432, 27648, 30480, 30720, 32512, 34290, 34560, 36576, 36864, 40640, 40960, 41148, 41472, 45720, 46080, 48768, 51435, 51840, 54864, 55296, 60960, 61440, 65024, 68580, 69120, 73152, 73728, 81280, 82296, 82944, 91440, 92160, 97536, 102870, 103680, 109728, 110592, 121920, 122880, 130048, 137160, 138240, 146304, 162560, 164592, 165888, 182880, 184320, 195072, 205740, 207360, 219456, 221184, 243840, 260096, 274320, 276480, 292608, 325120, 329184, 331776, 365760, 368640, 390144, 411480, 414720, 438912, 487680, 520192, 548640, 552960, 585216, 650240, 658368, 663552, 731520, 780288, 822960, 829440, 877824, 975360, 1040384, 1097280, 1105920, 1170432, 1300480, 1316736, 1463040, 1560576, 1645920, 1658880, 1755648, 1950720, 2194560, 2340864, 2600960, 2633472, 2926080, 3121152, 3291840, 3317760, 3511296, 3901440, 4389120, 4681728, 5201920, 5266944, 5852160, 6583680, 7022592, 7802880, 8778240, 9363456, 10533888, 11704320, 13167360, 14045184, 15605760, 17556480, 21067776, 23408640, 26334720, 28090368, 35112960, 42135552, 46817280, 52669440, 70225920, 84271104, 105338880, 140451840, 210677760, 421355520]

約数ペア:

[(1, 421355520), (2, 210677760), (3, 140451840), (4, 105338880), (5, 84271104), (6, 70225920), (8, 52669440), (9, 46817280), (10, 42135552), (12, 35112960), (15, 28090368), (16, 26334720), (18, 23408640), (20, 21067776), (24, 17556480), (27, 15605760), (30, 14045184), (32, 13167360), (36, 11704320), (40, 10533888), (45, 9363456), (48, 8778240), (54, 7802880), (60, 7022592), (64, 6583680), (72, 5852160), (80, 5266944), (81, 5201920), (90, 4681728), (96, 4389120), (108, 3901440), (120, 3511296), (127, 3317760), (128, 3291840), (135, 3121152), (144, 2926080), (160, 2633472), (162, 2600960), (180, 2340864), (192, 2194560), (216, 1950720), (240, 1755648), (254, 1658880), (256, 1645920), (270, 1560576), (288, 1463040), (320, 1316736), (324, 1300480), (360, 1170432), (381, 1105920), (384, 1097280), (405, 1040384), (432, 975360), (480, 877824), (508, 829440), (512, 822960), (540, 780288), (576, 731520), (635, 663552), (640, 658368), (648, 650240), (720, 585216), (762, 552960), (768, 548640), (810, 520192), (864, 487680), (960, 438912), (1016, 414720), (1024, 411480), (1080, 390144), (1143, 368640), (1152, 365760), (1270, 331776), (1280, 329184), (1296, 325120), (1440, 292608), (1524, 276480), (1536, 274320), (1620, 260096), (1728, 243840), (1905, 221184), (1920, 219456), (2032, 207360), (2048, 205740), (2160, 195072), (2286, 184320), (2304, 182880), (2540, 165888), (2560, 164592), (2592, 162560), (2880, 146304), (3048, 138240), (3072, 137160), (3240, 130048), (3429, 122880), (3456, 121920), (3810, 110592), (3840, 109728), (4064, 103680), (4096, 102870), (4320, 97536), (4572, 92160), (4608, 91440), (5080, 82944), (5120, 82296), (5184, 81280), (5715, 73728), (5760, 73152), (6096, 69120), (6144, 68580), (6480, 65024), (6858, 61440), (6912, 60960), (7620, 55296), (7680, 54864), (8128, 51840), (8192, 51435), (8640, 48768), (9144, 46080), (9216, 45720), (10160, 41472), (10240, 41148), (10287, 40960), (10368, 40640), (11430, 36864), (11520, 36576), (12192, 34560), (12288, 34290), (12960, 32512), (13716, 30720), (13824, 30480), (15240, 27648), (15360, 27432), (16256, 25920), (17145, 24576), (17280, 24384), (18288, 23040), (18432, 22860), (20320, 20736), (20480, 20574)]