80843840

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1$

素因数の和:245

約数の個数: 224

約数和(自身を含む): 255446784

約数和(自身を除く): 174602944

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 17, 20, 22, 28, 32, 34, 35, 40, 44, 55, 56, 64, 68, 70, 77, 80, 85, 88, 110, 112, 119, 136, 140, 154, 160, 170, 176, 187, 193, 220, 224, 238, 272, 280, 308, 320, 340, 352, 374, 385, 386, 440, 448, 476, 544, 560, 595, 616, 680, 704, 748, 770, 772, 880, 935, 952, 965, 1088, 1120, 1190, 1232, 1309, 1351, 1360, 1496, 1540, 1544, 1760, 1870, 1904, 1930, 2123, 2240, 2380, 2464, 2618, 2702, 2720, 2992, 3080, 3088, 3281, 3520, 3740, 3808, 3860, 4246, 4760, 4928, 5236, 5404, 5440, 5984, 6160, 6176, 6545, 6562, 6755, 7480, 7616, 7720, 8492, 9520, 10472, 10615, 10808, 11968, 12320, 12352, 13090, 13124, 13510, 14861, 14960, 15440, 16405, 16984, 19040, 20944, 21230, 21616, 22967, 24640, 26180, 26248, 27020, 29722, 29920, 30880, 32810, 33968, 36091, 38080, 41888, 42460, 43232, 45934, 52360, 52496, 54040, 59444, 59840, 61760, 65620, 67936, 72182, 74305, 83776, 84920, 86464, 91868, 104720, 104992, 108080, 114835, 118888, 131240, 135872, 144364, 148610, 169840, 180455, 183736, 209440, 209984, 216160, 229670, 237776, 252637, 262480, 288728, 297220, 339680, 360910, 367472, 418880, 432320, 459340, 475552, 505274, 524960, 577456, 594440, 679360, 721820, 734944, 918680, 951104, 1010548, 1049920, 1154912, 1188880, 1263185, 1443640, 1469888, 1837360, 2021096, 2309824, 2377760, 2526370, 2887280, 3674720, 4042192, 4755520, 5052740, 5774560, 7349440, 8084384, 10105480, 11549120, 16168768, 20210960, 40421920, 80843840]

約数ペア:

[(1, 80843840), (2, 40421920), (4, 20210960), (5, 16168768), (7, 11549120), (8, 10105480), (10, 8084384), (11, 7349440), (14, 5774560), (16, 5052740), (17, 4755520), (20, 4042192), (22, 3674720), (28, 2887280), (32, 2526370), (34, 2377760), (35, 2309824), (40, 2021096), (44, 1837360), (55, 1469888), (56, 1443640), (64, 1263185), (68, 1188880), (70, 1154912), (77, 1049920), (80, 1010548), (85, 951104), (88, 918680), (110, 734944), (112, 721820), (119, 679360), (136, 594440), (140, 577456), (154, 524960), (160, 505274), (170, 475552), (176, 459340), (187, 432320), (193, 418880), (220, 367472), (224, 360910), (238, 339680), (272, 297220), (280, 288728), (308, 262480), (320, 252637), (340, 237776), (352, 229670), (374, 216160), (385, 209984), (386, 209440), (440, 183736), (448, 180455), (476, 169840), (544, 148610), (560, 144364), (595, 135872), (616, 131240), (680, 118888), (704, 114835), (748, 108080), (770, 104992), (772, 104720), (880, 91868), (935, 86464), (952, 84920), (965, 83776), (1088, 74305), (1120, 72182), (1190, 67936), (1232, 65620), (1309, 61760), (1351, 59840), (1360, 59444), (1496, 54040), (1540, 52496), (1544, 52360), (1760, 45934), (1870, 43232), (1904, 42460), (1930, 41888), (2123, 38080), (2240, 36091), (2380, 33968), (2464, 32810), (2618, 30880), (2702, 29920), (2720, 29722), (2992, 27020), (3080, 26248), (3088, 26180), (3281, 24640), (3520, 22967), (3740, 21616), (3808, 21230), (3860, 20944), (4246, 19040), (4760, 16984), (4928, 16405), (5236, 15440), (5404, 14960), (5440, 14861), (5984, 13510), (6160, 13124), (6176, 13090), (6545, 12352), (6562, 12320), (6755, 11968), (7480, 10808), (7616, 10615), (7720, 10472), (8492, 9520)]