209723360

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{587}}^1$

素因数の和:649

約数の個数: 192

約数和(自身を含む): 640120320

約数和(自身を除く): 430396960

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 29, 32, 35, 40, 44, 55, 56, 58, 70, 77, 80, 88, 110, 112, 116, 140, 145, 154, 160, 176, 203, 220, 224, 232, 280, 290, 308, 319, 352, 385, 406, 440, 464, 560, 580, 587, 616, 638, 770, 812, 880, 928, 1015, 1120, 1160, 1174, 1232, 1276, 1540, 1595, 1624, 1760, 2030, 2233, 2320, 2348, 2464, 2552, 2935, 3080, 3190, 3248, 4060, 4109, 4466, 4640, 4696, 5104, 5870, 6160, 6380, 6457, 6496, 8120, 8218, 8932, 9392, 10208, 11165, 11740, 12320, 12760, 12914, 16240, 16436, 17023, 17864, 18784, 20545, 22330, 23480, 25520, 25828, 32285, 32480, 32872, 34046, 35728, 41090, 44660, 45199, 46960, 51040, 51656, 64570, 65744, 68092, 71456, 82180, 85115, 89320, 90398, 93920, 103312, 119161, 129140, 131488, 136184, 164360, 170230, 178640, 180796, 187253, 206624, 225995, 238322, 258280, 272368, 328720, 340460, 357280, 361592, 374506, 451990, 476644, 516560, 544736, 595805, 657440, 680920, 723184, 749012, 903980, 936265, 953288, 1033120, 1191610, 1310771, 1361840, 1446368, 1498024, 1807960, 1872530, 1906576, 2383220, 2621542, 2723680, 2996048, 3615920, 3745060, 3813152, 4766440, 5243084, 5992096, 6553855, 7231840, 7490120, 9532880, 10486168, 13107710, 14980240, 19065760, 20972336, 26215420, 29960480, 41944672, 52430840, 104861680, 209723360]

約数ペア:

[(1, 209723360), (2, 104861680), (4, 52430840), (5, 41944672), (7, 29960480), (8, 26215420), (10, 20972336), (11, 19065760), (14, 14980240), (16, 13107710), (20, 10486168), (22, 9532880), (28, 7490120), (29, 7231840), (32, 6553855), (35, 5992096), (40, 5243084), (44, 4766440), (55, 3813152), (56, 3745060), (58, 3615920), (70, 2996048), (77, 2723680), (80, 2621542), (88, 2383220), (110, 1906576), (112, 1872530), (116, 1807960), (140, 1498024), (145, 1446368), (154, 1361840), (160, 1310771), (176, 1191610), (203, 1033120), (220, 953288), (224, 936265), (232, 903980), (280, 749012), (290, 723184), (308, 680920), (319, 657440), (352, 595805), (385, 544736), (406, 516560), (440, 476644), (464, 451990), (560, 374506), (580, 361592), (587, 357280), (616, 340460), (638, 328720), (770, 272368), (812, 258280), (880, 238322), (928, 225995), (1015, 206624), (1120, 187253), (1160, 180796), (1174, 178640), (1232, 170230), (1276, 164360), (1540, 136184), (1595, 131488), (1624, 129140), (1760, 119161), (2030, 103312), (2233, 93920), (2320, 90398), (2348, 89320), (2464, 85115), (2552, 82180), (2935, 71456), (3080, 68092), (3190, 65744), (3248, 64570), (4060, 51656), (4109, 51040), (4466, 46960), (4640, 45199), (4696, 44660), (5104, 41090), (5870, 35728), (6160, 34046), (6380, 32872), (6457, 32480), (6496, 32285), (8120, 25828), (8218, 25520), (8932, 23480), (9392, 22330), (10208, 20545), (11165, 18784), (11740, 17864), (12320, 17023), (12760, 16436), (12914, 16240)]