About the Number

208740840

208740839 ← → 208740841

2進数表記:1100011100010010000111101000

漢数字表記:二億八百七十四万八百四十

素因数分解:

2 3 × 3 1 × 5 1 × 7 1 × 11 1 × 19 1 × 29 1 × 41 1

素因数の和:121
約数の個数: 512
約数和(自身を含む): 870912000
約数和(自身を除く): 662171160

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 19, 20, 21, 22, 24, 28, 29, 30, 33, 35, 38, 40, 41, 42, 44, 55, 56, 57, 58, 60, 66, 70, 76, 77, 82, 84, 87, 88, 95, 105, 110, 114, 116, 120, 123, 132, 133, 140, 145, 152, 154, 164, 165, 168, 174, 190, 203, 205, 209, 210, 220, 228, 231, 232, 246, 264, 266, 280, 285, 287, 290, 308, 319, 328, 330, 348, 380, 385, 399, 406, 410, 418, 420, 435, 440, 451, 456, 462, 492, 532, 551, 570, 574, 580, 609, 615, 616, 627, 638, 660, 665, 696, 760, 770, 779, 798, 812, 820, 836, 840, 861, 870, 902, 924, 957, 984, 1015, 1045, 1064, 1102, 1140, 1148, 1155, 1160, 1189, 1218, 1230, 1254, 1276, 1320, 1330, 1353, 1435, 1463, 1540, 1558, 1595, 1596, 1624, 1640, 1653, 1672, 1722, 1740, 1804, 1848, 1914, 1995, 2030, 2090, 2204, 2233, 2255, 2280, 2296, 2310, 2337, 2378, 2436, 2460, 2508, 2552, 2660, 2706, 2755, 2870, 2926, 3045, 3080, 3116, 3135, 3157, 3190, 3192, 3306, 3444, 3480, 3567, 3608, 3828, 3857, 3895, 3990, 4060, 4180, 4305, 4389, 4408, 4466, 4510, 4620, 4674, 4756, 4785, 4872, 4920, 5016, 5320, 5412, 5453, 5510, 5740, 5852, 5945, 6061, 6090, 6232, 6270, 6314, 6380, 6612, 6699, 6765, 6888, 7134, 7315, 7656, 7714, 7790, 7980, 8120, 8265, 8323, 8360, 8569, 8610, 8778, 8932, 9020, 9240, 9348, 9471, 9512, 9570, 10824, 10906, 11020, 11165, 11480, 11571, 11685, 11704, 11890, 12122, 12180, 12540, 12628, 12760, 13079, 13224, 13398, 13530, 14268, 14630, 15428, 15580, 15785, 15960, 16359, 16530, 16646, 17138, 17220, 17556, 17835, 17864, 18040, 18183, 18696, 18942, 19140, 19285, 21812, 21945, 22040, 22330, 22591, 23142, 23370, 23780, 24244, 24360, 24969, 25080, 25256, 25707, 26158, 26796, 27060, 27265, 28536, 29260, 30305, 30856, 31160, 31570, 32718, 33060, 33292, 33495, 34276, 34440, 35112, 35670, 36366, 37884, 38280, 38570, 39237, 41615, 42427, 42845, 43624, 43890, 44660, 45182, 46284, 46740, 47355, 47560, 48488, 49938, 51414, 52316, 53592, 54120, 54530, 57855, 58520, 59983, 60610, 63140, 65395, 65436, 66120, 66584, 66990, 67773, 68552, 71340, 72732, 75768, 77140, 78474, 81795, 83230, 84854, 85690, 87780, 89320, 90364, 90915, 91553, 92568, 93480, 94710, 99876, 102828, 104632, 109060, 112955, 115710, 119966, 121220, 124845, 126280, 127281, 128535, 130790, 130872, 133980, 135546, 142680, 145464, 154280, 156948, 158137, 163590, 166460, 169708, 171380, 175560, 179949, 180728, 181830, 183106, 189420, 196185, 199752, 205656, 212135, 218120, 225910, 231420, 239932, 242440, 248501, 249690, 254562, 257070, 261580, 267960, 271092, 274659, 299915, 313896, 316274, 327180, 332920, 338865, 339416, 342760, 359898, 363660, 366212, 378840, 392370, 424270, 451820, 457765, 462840, 474411, 479864, 497002, 499380, 509124, 514140, 523160, 542184, 549318, 599830, 632548, 636405, 654360, 677730, 719796, 727320, 732424, 745503, 784740, 790685, 848540, 899745, 903640, 915530, 948822, 994004, 998760, 1018248, 1028280, 1098636, 1199660, 1242505, 1265096, 1272810, 1355460, 1373295, 1439592, 1491006, 1569480, 1581370, 1697080, 1739507, 1799490, 1831060, 1897644, 1988008, 2197272, 2372055, 2399320, 2485010, 2545620, 2710920, 2746590, 2982012, 3162740, 3479014, 3598980, 3662120, 3727515, 3795288, 4744110, 4970020, 5091240, 5218521, 5493180, 5964024, 6325480, 6958028, 7197960, 7455030, 8697535, 9488220, 9940040, 10437042, 10986360, 13916056, 14910060, 17395070, 18976440, 20874084, 26092605, 29820120, 34790140, 41748168, 52185210, 69580280, 104370420, 208740840]

約数ペア:
[(1, 208740840), (2, 104370420), (3, 69580280), (4, 52185210), (5, 41748168), (6, 34790140), (7, 29820120), (8, 26092605), (10, 20874084), (11, 18976440), (12, 17395070), (14, 14910060), (15, 13916056), (19, 10986360), (20, 10437042), (21, 9940040), (22, 9488220), (24, 8697535), (28, 7455030), (29, 7197960), (30, 6958028), (33, 6325480), (35, 5964024), (38, 5493180), (40, 5218521), (41, 5091240), (42, 4970020), (44, 4744110), (55, 3795288), (56, 3727515), (57, 3662120), (58, 3598980), (60, 3479014), (66, 3162740), (70, 2982012), (76, 2746590), (77, 2710920), (82, 2545620), (84, 2485010), (87, 2399320), (88, 2372055), (95, 2197272), (105, 1988008), (110, 1897644), (114, 1831060), (116, 1799490), (120, 1739507), (123, 1697080), (132, 1581370), (133, 1569480), (140, 1491006), (145, 1439592), (152, 1373295), (154, 1355460), (164, 1272810), (165, 1265096), (168, 1242505), (174, 1199660), (190, 1098636), (203, 1028280), (205, 1018248), (209, 998760), (210, 994004), (220, 948822), (228, 915530), (231, 903640), (232, 899745), (246, 848540), (264, 790685), (266, 784740), (280, 745503), (285, 732424), (287, 727320), (290, 719796), (308, 677730), (319, 654360), (328, 636405), (330, 632548), (348, 599830), (380, 549318), (385, 542184), (399, 523160), (406, 514140), (410, 509124), (418, 499380), (420, 497002), (435, 479864), (440, 474411), (451, 462840), (456, 457765), (462, 451820), (492, 424270), (532, 392370), (551, 378840), (570, 366212), (574, 363660), (580, 359898), (609, 342760), (615, 339416), (616, 338865), (627, 332920), (638, 327180), (660, 316274), (665, 313896), (696, 299915), (760, 274659), (770, 271092), (779, 267960), (798, 261580), (812, 257070), (820, 254562), (836, 249690), (840, 248501), (861, 242440), (870, 239932), (902, 231420), (924, 225910), (957, 218120), (984, 212135), (1015, 205656), (1045, 199752), (1064, 196185), (1102, 189420), (1140, 183106), (1148, 181830), (1155, 180728), (1160, 179949), (1189, 175560), (1218, 171380), (1230, 169708), (1254, 166460), (1276, 163590), (1320, 158137), (1330, 156948), (1353, 154280), (1435, 145464), (1463, 142680), (1540, 135546), (1558, 133980), (1595, 130872), (1596, 130790), (1624, 128535), (1640, 127281), (1653, 126280), (1672, 124845), (1722, 121220), (1740, 119966), (1804, 115710), (1848, 112955), (1914, 109060), (1995, 104632), (2030, 102828), (2090, 99876), (2204, 94710), (2233, 93480), (2255, 92568), (2280, 91553), (2296, 90915), (2310, 90364), (2337, 89320), (2378, 87780), (2436, 85690), (2460, 84854), (2508, 83230), (2552, 81795), (2660, 78474), (2706, 77140), (2755, 75768), (2870, 72732), (2926, 71340), (3045, 68552), (3080, 67773), (3116, 66990), (3135, 66584), (3157, 66120), (3190, 65436), (3192, 65395), (3306, 63140), (3444, 60610), (3480, 59983), (3567, 58520), (3608, 57855), (3828, 54530), (3857, 54120), (3895, 53592), (3990, 52316), (4060, 51414), (4180, 49938), (4305, 48488), (4389, 47560), (4408, 47355), (4466, 46740), (4510, 46284), (4620, 45182), (4674, 44660), (4756, 43890), (4785, 43624), (4872, 42845), (4920, 42427), (5016, 41615), (5320, 39237), (5412, 38570), (5453, 38280), (5510, 37884), (5740, 36366), (5852, 35670), (5945, 35112), (6061, 34440), (6090, 34276), (6232, 33495), (6270, 33292), (6314, 33060), (6380, 32718), (6612, 31570), (6699, 31160), (6765, 30856), (6888, 30305), (7134, 29260), (7315, 28536), (7656, 27265), (7714, 27060), (7790, 26796), (7980, 26158), (8120, 25707), (8265, 25256), (8323, 25080), (8360, 24969), (8569, 24360), (8610, 24244), (8778, 23780), (8932, 23370), (9020, 23142), (9240, 22591), (9348, 22330), (9471, 22040), (9512, 21945), (9570, 21812), (10824, 19285), (10906, 19140), (11020, 18942), (11165, 18696), (11480, 18183), (11571, 18040), (11685, 17864), (11704, 17835), (11890, 17556), (12122, 17220), (12180, 17138), (12540, 16646), (12628, 16530), (12760, 16359), (13079, 15960), (13224, 15785), (13398, 15580), (13530, 15428), (14268, 14630)]

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