20915342880

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{2551}}^1$

素因数の和:2648

約数の個数: 384

約数和(自身を含む): 74085580800

約数和(自身を除く): 53170237920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 29, 30, 31, 32, 38, 40, 48, 57, 58, 60, 62, 76, 80, 87, 93, 95, 96, 114, 116, 120, 124, 145, 152, 155, 160, 174, 186, 190, 228, 232, 240, 248, 285, 290, 304, 310, 348, 372, 380, 435, 456, 464, 465, 480, 496, 551, 570, 580, 589, 608, 620, 696, 744, 760, 870, 899, 912, 928, 930, 992, 1102, 1140, 1160, 1178, 1240, 1392, 1488, 1520, 1653, 1740, 1767, 1798, 1824, 1860, 2204, 2280, 2320, 2356, 2480, 2551, 2697, 2755, 2784, 2945, 2976, 3040, 3306, 3480, 3534, 3596, 3720, 4408, 4495, 4560, 4640, 4712, 4960, 5102, 5394, 5510, 5890, 6612, 6960, 7068, 7192, 7440, 7653, 8265, 8816, 8835, 8990, 9120, 9424, 10204, 10788, 11020, 11780, 12755, 13224, 13485, 13920, 14136, 14384, 14880, 15306, 16530, 17081, 17632, 17670, 17980, 18848, 20408, 21576, 22040, 23560, 25510, 26448, 26970, 28272, 28768, 30612, 33060, 34162, 35340, 35960, 38265, 40816, 43152, 44080, 47120, 48469, 51020, 51243, 52896, 53940, 56544, 61224, 66120, 68324, 70680, 71920, 73979, 76530, 79081, 81632, 85405, 86304, 88160, 94240, 96938, 102040, 102486, 107880, 122448, 132240, 136648, 141360, 143840, 145407, 147958, 153060, 158162, 170810, 193876, 204080, 204972, 215760, 221937, 237243, 242345, 244896, 256215, 264480, 273296, 282720, 290814, 295916, 306120, 316324, 341620, 369895, 387752, 395405, 408160, 409944, 431520, 443874, 474486, 484690, 512430, 546592, 581628, 591832, 612240, 632648, 683240, 727035, 739790, 775504, 790810, 819888, 887748, 948972, 969380, 1024860, 1109685, 1163256, 1183664, 1186215, 1224480, 1265296, 1366480, 1405601, 1454070, 1479580, 1502539, 1551008, 1581620, 1639776, 1775496, 1897944, 1938760, 2049720, 2219370, 2293349, 2326512, 2367328, 2372430, 2530592, 2732960, 2811202, 2908140, 2959160, 3005078, 3163240, 3550992, 3795888, 3877520, 4099440, 4216803, 4438740, 4507617, 4586698, 4653024, 4744860, 5622404, 5816280, 5918320, 6010156, 6326480, 6880047, 7028005, 7101984, 7512695, 7591776, 7755040, 8198880, 8433606, 8877480, 9015234, 9173396, 9489720, 11244808, 11466745, 11632560, 11836640, 12020312, 12652960, 13760094, 14056010, 15025390, 16867212, 17754960, 18030468, 18346792, 18979440, 21084015, 22489616, 22538085, 22933490, 23265120, 24040624, 27520188, 28112020, 30050780, 33734424, 34400235, 35509920, 36060936, 36693584, 37958880, 42168030, 43573631, 44979232, 45076170, 45866980, 48081248, 55040376, 56224040, 60101560, 67468848, 68800470, 72121872, 73387168, 84336060, 87147262, 90152340, 91733960, 110080752, 112448080, 120203120, 130720893, 134937696, 137600940, 144243744, 168672120, 174294524, 180304680, 183467920, 217868155, 220161504, 224896160, 240406240, 261441786, 275201880, 337344240, 348589048, 360609360, 366935840, 435736310, 522883572, 550403760, 653604465, 674688480, 697178096, 721218720, 871472620, 1045767144, 1100807520, 1307208930, 1394356192, 1742945240, 2091534288, 2614417860, 3485890480, 4183068576, 5228835720, 6971780960, 10457671440, 20915342880]

約数ペア:

[(1, 20915342880), (2, 10457671440), (3, 6971780960), (4, 5228835720), (5, 4183068576), (6, 3485890480), (8, 2614417860), (10, 2091534288), (12, 1742945240), (15, 1394356192), (16, 1307208930), (19, 1100807520), (20, 1045767144), (24, 871472620), (29, 721218720), (30, 697178096), (31, 674688480), (32, 653604465), (38, 550403760), (40, 522883572), (48, 435736310), (57, 366935840), (58, 360609360), (60, 348589048), (62, 337344240), (76, 275201880), (80, 261441786), (87, 240406240), (93, 224896160), (95, 220161504), (96, 217868155), (114, 183467920), (116, 180304680), (120, 174294524), (124, 168672120), (145, 144243744), (152, 137600940), (155, 134937696), (160, 130720893), (174, 120203120), (186, 112448080), (190, 110080752), (228, 91733960), (232, 90152340), (240, 87147262), (248, 84336060), (285, 73387168), (290, 72121872), (304, 68800470), (310, 67468848), (348, 60101560), (372, 56224040), (380, 55040376), (435, 48081248), (456, 45866980), (464, 45076170), (465, 44979232), (480, 43573631), (496, 42168030), (551, 37958880), (570, 36693584), (580, 36060936), (589, 35509920), (608, 34400235), (620, 33734424), (696, 30050780), (744, 28112020), (760, 27520188), (870, 24040624), (899, 23265120), (912, 22933490), (928, 22538085), (930, 22489616), (992, 21084015), (1102, 18979440), (1140, 18346792), (1160, 18030468), (1178, 17754960), (1240, 16867212), (1392, 15025390), (1488, 14056010), (1520, 13760094), (1653, 12652960), (1740, 12020312), (1767, 11836640), (1798, 11632560), (1824, 11466745), (1860, 11244808), (2204, 9489720), (2280, 9173396), (2320, 9015234), (2356, 8877480), (2480, 8433606), (2551, 8198880), (2697, 7755040), (2755, 7591776), (2784, 7512695), (2945, 7101984), (2976, 7028005), (3040, 6880047), (3306, 6326480), (3480, 6010156), (3534, 5918320), (3596, 5816280), (3720, 5622404), (4408, 4744860), (4495, 4653024), (4560, 4586698), (4640, 4507617), (4712, 4438740), (4960, 4216803), (5102, 4099440), (5394, 3877520), (5510, 3795888), (5890, 3550992), (6612, 3163240), (6960, 3005078), (7068, 2959160), (7192, 2908140), (7440, 2811202), (7653, 2732960), (8265, 2530592), (8816, 2372430), (8835, 2367328), (8990, 2326512), (9120, 2293349), (9424, 2219370), (10204, 2049720), (10788, 1938760), (11020, 1897944), (11780, 1775496), (12755, 1639776), (13224, 1581620), (13485, 1551008), (13920, 1502539), (14136, 1479580), (14384, 1454070), (14880, 1405601), (15306, 1366480), (16530, 1265296), (17081, 1224480), (17632, 1186215), (17670, 1183664), (17980, 1163256), (18848, 1109685), (20408, 1024860), (21576, 969380), (22040, 948972), (23560, 887748), (25510, 819888), (26448, 790810), (26970, 775504), (28272, 739790), (28768, 727035), (30612, 683240), (33060, 632648), (34162, 612240), (35340, 591832), (35960, 581628), (38265, 546592), (40816, 512430), (43152, 484690), (44080, 474486), (47120, 443874), (48469, 431520), (51020, 409944), (51243, 408160), (52896, 395405), (53940, 387752), (56544, 369895), (61224, 341620), (66120, 316324), (68324, 306120), (70680, 295916), (71920, 290814), (73979, 282720), (76530, 273296), (79081, 264480), (81632, 256215), (85405, 244896), (86304, 242345), (88160, 237243), (94240, 221937), (96938, 215760), (102040, 204972), (102486, 204080), (107880, 193876), (122448, 170810), (132240, 158162), (136648, 153060), (141360, 147958), (143840, 145407)]