78640128

素因数分解:

$2^{10}\times 3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1$

素因数の和:109

約数の個数: 264

約数和(自身を含む): 275902848

約数和(自身を除く): 197262720

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 28, 32, 36, 42, 46, 48, 53, 56, 63, 64, 69, 72, 84, 92, 96, 106, 112, 126, 128, 138, 144, 159, 161, 168, 184, 192, 207, 212, 224, 252, 256, 276, 288, 318, 322, 336, 368, 371, 384, 414, 424, 448, 477, 483, 504, 512, 552, 576, 636, 644, 672, 736, 742, 768, 828, 848, 896, 954, 966, 1008, 1024, 1104, 1113, 1152, 1219, 1272, 1288, 1344, 1449, 1472, 1484, 1536, 1656, 1696, 1792, 1908, 1932, 2016, 2208, 2226, 2304, 2438, 2544, 2576, 2688, 2898, 2944, 2968, 3072, 3312, 3339, 3392, 3584, 3657, 3816, 3864, 4032, 4416, 4452, 4608, 4876, 5088, 5152, 5376, 5796, 5888, 5936, 6624, 6678, 6784, 7168, 7314, 7632, 7728, 8064, 8533, 8832, 8904, 9216, 9752, 10176, 10304, 10752, 10971, 11592, 11776, 11872, 13248, 13356, 13568, 14628, 15264, 15456, 16128, 17066, 17664, 17808, 19504, 20352, 20608, 21504, 21942, 23184, 23552, 23744, 25599, 26496, 26712, 27136, 29256, 30528, 30912, 32256, 34132, 35328, 35616, 39008, 40704, 41216, 43884, 46368, 47488, 51198, 52992, 53424, 54272, 58512, 61056, 61824, 64512, 68264, 70656, 71232, 76797, 78016, 81408, 82432, 87768, 92736, 94976, 102396, 105984, 106848, 117024, 122112, 123648, 136528, 142464, 153594, 156032, 162816, 164864, 175536, 185472, 189952, 204792, 211968, 213696, 234048, 244224, 247296, 273056, 284928, 307188, 312064, 351072, 370944, 379904, 409584, 427392, 468096, 488448, 494592, 546112, 569856, 614376, 624128, 702144, 741888, 819168, 854784, 936192, 1092224, 1139712, 1228752, 1248256, 1404288, 1483776, 1638336, 1709568, 1872384, 2184448, 2457504, 2808576, 3276672, 3419136, 3744768, 4368896, 4915008, 5617152, 6553344, 8737792, 9830016, 11234304, 13106688, 19660032, 26213376, 39320064, 78640128]

約数ペア:

[(1, 78640128), (2, 39320064), (3, 26213376), (4, 19660032), (6, 13106688), (7, 11234304), (8, 9830016), (9, 8737792), (12, 6553344), (14, 5617152), (16, 4915008), (18, 4368896), (21, 3744768), (23, 3419136), (24, 3276672), (28, 2808576), (32, 2457504), (36, 2184448), (42, 1872384), (46, 1709568), (48, 1638336), (53, 1483776), (56, 1404288), (63, 1248256), (64, 1228752), (69, 1139712), (72, 1092224), (84, 936192), (92, 854784), (96, 819168), (106, 741888), (112, 702144), (126, 624128), (128, 614376), (138, 569856), (144, 546112), (159, 494592), (161, 488448), (168, 468096), (184, 427392), (192, 409584), (207, 379904), (212, 370944), (224, 351072), (252, 312064), (256, 307188), (276, 284928), (288, 273056), (318, 247296), (322, 244224), (336, 234048), (368, 213696), (371, 211968), (384, 204792), (414, 189952), (424, 185472), (448, 175536), (477, 164864), (483, 162816), (504, 156032), (512, 153594), (552, 142464), (576, 136528), (636, 123648), (644, 122112), (672, 117024), (736, 106848), (742, 105984), (768, 102396), (828, 94976), (848, 92736), (896, 87768), (954, 82432), (966, 81408), (1008, 78016), (1024, 76797), (1104, 71232), (1113, 70656), (1152, 68264), (1219, 64512), (1272, 61824), (1288, 61056), (1344, 58512), (1449, 54272), (1472, 53424), (1484, 52992), (1536, 51198), (1656, 47488), (1696, 46368), (1792, 43884), (1908, 41216), (1932, 40704), (2016, 39008), (2208, 35616), (2226, 35328), (2304, 34132), (2438, 32256), (2544, 30912), (2576, 30528), (2688, 29256), (2898, 27136), (2944, 26712), (2968, 26496), (3072, 25599), (3312, 23744), (3339, 23552), (3392, 23184), (3584, 21942), (3657, 21504), (3816, 20608), (3864, 20352), (4032, 19504), (4416, 17808), (4452, 17664), (4608, 17066), (4876, 16128), (5088, 15456), (5152, 15264), (5376, 14628), (5796, 13568), (5888, 13356), (5936, 13248), (6624, 11872), (6678, 11776), (6784, 11592), (7168, 10971), (7314, 10752), (7632, 10304), (7728, 10176), (8064, 9752), (8533, 9216), (8832, 8904)]