1981486080

素因数分解:

$2^{10}\times 3^2\times 5^1\times 7^1\times {\mathrm{6143}}^1$

素因数の和:6181

約数の個数: 264

約数和(自身を含む): 7847903232

約数和(自身を除く): 5866417152

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 512, 560, 576, 630, 640, 672, 720, 768, 840, 896, 960, 1008, 1024, 1120, 1152, 1260, 1280, 1344, 1440, 1536, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2560, 2688, 2880, 3072, 3360, 3584, 3840, 4032, 4480, 4608, 5040, 5120, 5376, 5760, 6143, 6720, 7168, 7680, 8064, 8960, 9216, 10080, 10752, 11520, 12286, 13440, 15360, 16128, 17920, 18429, 20160, 21504, 23040, 24572, 26880, 30715, 32256, 35840, 36858, 40320, 43001, 46080, 49144, 53760, 55287, 61430, 64512, 73716, 80640, 86002, 92145, 98288, 107520, 110574, 122860, 129003, 147432, 161280, 172004, 184290, 196576, 215005, 221148, 245720, 258006, 276435, 294864, 322560, 344008, 368580, 387009, 393152, 430010, 442296, 491440, 516012, 552870, 589728, 645015, 688016, 737160, 774018, 786304, 860020, 884592, 982880, 1032024, 1105740, 1179456, 1290030, 1376032, 1474320, 1548036, 1572608, 1720040, 1769184, 1935045, 1965760, 2064048, 2211480, 2358912, 2580060, 2752064, 2948640, 3096072, 3145216, 3440080, 3538368, 3870090, 3931520, 4128096, 4422960, 4717824, 5160120, 5504128, 5897280, 6192144, 6290432, 6880160, 7076736, 7740180, 7863040, 8256192, 8845920, 9435648, 10320240, 11008256, 11794560, 12384288, 13760320, 14153472, 15480360, 15726080, 16512384, 17691840, 18871296, 20640480, 22016512, 23589120, 24768576, 27520640, 28306944, 30960720, 31452160, 33024768, 35383680, 41280960, 44033024, 47178240, 49537152, 55041280, 56613888, 61921440, 66049536, 70767360, 82561920, 94356480, 99074304, 110082560, 123842880, 132099072, 141534720, 165123840, 198148608, 220165120, 247685760, 283069440, 330247680, 396297216, 495371520, 660495360, 990743040, 1981486080]

約数ペア:

[(1, 1981486080), (2, 990743040), (3, 660495360), (4, 495371520), (5, 396297216), (6, 330247680), (7, 283069440), (8, 247685760), (9, 220165120), (10, 198148608), (12, 165123840), (14, 141534720), (15, 132099072), (16, 123842880), (18, 110082560), (20, 99074304), (21, 94356480), (24, 82561920), (28, 70767360), (30, 66049536), (32, 61921440), (35, 56613888), (36, 55041280), (40, 49537152), (42, 47178240), (45, 44033024), (48, 41280960), (56, 35383680), (60, 33024768), (63, 31452160), (64, 30960720), (70, 28306944), (72, 27520640), (80, 24768576), (84, 23589120), (90, 22016512), (96, 20640480), (105, 18871296), (112, 17691840), (120, 16512384), (126, 15726080), (128, 15480360), (140, 14153472), (144, 13760320), (160, 12384288), (168, 11794560), (180, 11008256), (192, 10320240), (210, 9435648), (224, 8845920), (240, 8256192), (252, 7863040), (256, 7740180), (280, 7076736), (288, 6880160), (315, 6290432), (320, 6192144), (336, 5897280), (360, 5504128), (384, 5160120), (420, 4717824), (448, 4422960), (480, 4128096), (504, 3931520), (512, 3870090), (560, 3538368), (576, 3440080), (630, 3145216), (640, 3096072), (672, 2948640), (720, 2752064), (768, 2580060), (840, 2358912), (896, 2211480), (960, 2064048), (1008, 1965760), (1024, 1935045), (1120, 1769184), (1152, 1720040), (1260, 1572608), (1280, 1548036), (1344, 1474320), (1440, 1376032), (1536, 1290030), (1680, 1179456), (1792, 1105740), (1920, 1032024), (2016, 982880), (2240, 884592), (2304, 860020), (2520, 786304), (2560, 774018), (2688, 737160), (2880, 688016), (3072, 645015), (3360, 589728), (3584, 552870), (3840, 516012), (4032, 491440), (4480, 442296), (4608, 430010), (5040, 393152), (5120, 387009), (5376, 368580), (5760, 344008), (6143, 322560), (6720, 294864), (7168, 276435), (7680, 258006), (8064, 245720), (8960, 221148), (9216, 215005), (10080, 196576), (10752, 184290), (11520, 172004), (12286, 161280), (13440, 147432), (15360, 129003), (16128, 122860), (17920, 110574), (18429, 107520), (20160, 98288), (21504, 92145), (23040, 86002), (24572, 80640), (26880, 73716), (30715, 64512), (32256, 61430), (35840, 55287), (36858, 53760), (40320, 49144), (43001, 46080)]