1999683840

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{6763}}^1$

素因数の和:6805

約数の個数: 288

約数和(自身を含む): 7963554816

約数和(自身を除く): 5963870976

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 32, 33, 35, 40, 42, 44, 48, 55, 56, 60, 64, 66, 70, 77, 80, 84, 88, 96, 105, 110, 112, 120, 128, 132, 140, 154, 160, 165, 168, 176, 192, 210, 220, 224, 231, 240, 256, 264, 280, 308, 320, 330, 336, 352, 384, 385, 420, 440, 448, 462, 480, 528, 560, 616, 640, 660, 672, 704, 768, 770, 840, 880, 896, 924, 960, 1056, 1120, 1155, 1232, 1280, 1320, 1344, 1408, 1540, 1680, 1760, 1792, 1848, 1920, 2112, 2240, 2310, 2464, 2640, 2688, 2816, 3080, 3360, 3520, 3696, 3840, 4224, 4480, 4620, 4928, 5280, 5376, 6160, 6720, 6763, 7040, 7392, 8448, 8960, 9240, 9856, 10560, 12320, 13440, 13526, 14080, 14784, 18480, 19712, 20289, 21120, 24640, 26880, 27052, 29568, 33815, 36960, 40578, 42240, 47341, 49280, 54104, 59136, 67630, 73920, 74393, 81156, 94682, 98560, 101445, 108208, 135260, 142023, 147840, 148786, 162312, 189364, 202890, 216416, 223179, 236705, 270520, 284046, 295680, 297572, 324624, 371965, 378728, 405780, 432832, 446358, 473410, 520751, 541040, 568092, 595144, 649248, 710115, 743930, 757456, 811560, 865664, 892716, 946820, 1041502, 1082080, 1115895, 1136184, 1190288, 1298496, 1420230, 1487860, 1514912, 1562253, 1623120, 1731328, 1785432, 1893640, 2083004, 2164160, 2231790, 2272368, 2380576, 2596992, 2603755, 2840460, 2975720, 3029824, 3124506, 3246240, 3570864, 3787280, 4166008, 4328320, 4463580, 4544736, 4761152, 5193984, 5207510, 5680920, 5951440, 6059648, 6249012, 6492480, 7141728, 7574560, 7811265, 8332016, 8656640, 8927160, 9089472, 9522304, 10415020, 11361840, 11902880, 12119296, 12498024, 12984960, 14283456, 15149120, 15622530, 16664032, 17854320, 18178944, 19044608, 20830040, 22723680, 23805760, 24996048, 25969920, 28566912, 30298240, 31245060, 33328064, 35708640, 36357888, 41660080, 45447360, 47611520, 49992096, 57133824, 60596480, 62490120, 66656128, 71417280, 83320160, 90894720, 95223040, 99984192, 124980240, 133312256, 142834560, 166640320, 181789440, 199968384, 249960480, 285669120, 333280640, 399936768, 499920960, 666561280, 999841920, 1999683840]

約数ペア:

[(1, 1999683840), (2, 999841920), (3, 666561280), (4, 499920960), (5, 399936768), (6, 333280640), (7, 285669120), (8, 249960480), (10, 199968384), (11, 181789440), (12, 166640320), (14, 142834560), (15, 133312256), (16, 124980240), (20, 99984192), (21, 95223040), (22, 90894720), (24, 83320160), (28, 71417280), (30, 66656128), (32, 62490120), (33, 60596480), (35, 57133824), (40, 49992096), (42, 47611520), (44, 45447360), (48, 41660080), (55, 36357888), (56, 35708640), (60, 33328064), (64, 31245060), (66, 30298240), (70, 28566912), (77, 25969920), (80, 24996048), (84, 23805760), (88, 22723680), (96, 20830040), (105, 19044608), (110, 18178944), (112, 17854320), (120, 16664032), (128, 15622530), (132, 15149120), (140, 14283456), (154, 12984960), (160, 12498024), (165, 12119296), (168, 11902880), (176, 11361840), (192, 10415020), (210, 9522304), (220, 9089472), (224, 8927160), (231, 8656640), (240, 8332016), (256, 7811265), (264, 7574560), (280, 7141728), (308, 6492480), (320, 6249012), (330, 6059648), (336, 5951440), (352, 5680920), (384, 5207510), (385, 5193984), (420, 4761152), (440, 4544736), (448, 4463580), (462, 4328320), (480, 4166008), (528, 3787280), (560, 3570864), (616, 3246240), (640, 3124506), (660, 3029824), (672, 2975720), (704, 2840460), (768, 2603755), (770, 2596992), (840, 2380576), (880, 2272368), (896, 2231790), (924, 2164160), (960, 2083004), (1056, 1893640), (1120, 1785432), (1155, 1731328), (1232, 1623120), (1280, 1562253), (1320, 1514912), (1344, 1487860), (1408, 1420230), (1540, 1298496), (1680, 1190288), (1760, 1136184), (1792, 1115895), (1848, 1082080), (1920, 1041502), (2112, 946820), (2240, 892716), (2310, 865664), (2464, 811560), (2640, 757456), (2688, 743930), (2816, 710115), (3080, 649248), (3360, 595144), (3520, 568092), (3696, 541040), (3840, 520751), (4224, 473410), (4480, 446358), (4620, 432832), (4928, 405780), (5280, 378728), (5376, 371965), (6160, 324624), (6720, 297572), (6763, 295680), (7040, 284046), (7392, 270520), (8448, 236705), (8960, 223179), (9240, 216416), (9856, 202890), (10560, 189364), (12320, 162312), (13440, 148786), (13526, 147840), (14080, 142023), (14784, 135260), (18480, 108208), (19712, 101445), (20289, 98560), (21120, 94682), (24640, 81156), (26880, 74393), (27052, 73920), (29568, 67630), (33815, 59136), (36960, 54104), (40578, 49280), (42240, 47341)]