280611881984

素因数分解:

$2^{10}\times 7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{20507}}^1$

素因数の和:20640

約数の個数: 176

約数和(自身を含む): 677051440128

約数和(自身を除く): 396439558144

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 83, 92, 112, 128, 161, 166, 184, 224, 256, 322, 332, 368, 448, 512, 581, 644, 664, 736, 896, 1024, 1162, 1288, 1328, 1472, 1792, 1909, 2324, 2576, 2656, 2944, 3584, 3818, 4648, 5152, 5312, 5888, 7168, 7636, 9296, 10304, 10624, 11776, 13363, 15272, 18592, 20507, 20608, 21248, 23552, 26726, 30544, 37184, 41014, 41216, 42496, 53452, 61088, 74368, 82028, 82432, 84992, 106904, 122176, 143549, 148736, 164056, 164864, 213808, 244352, 287098, 297472, 328112, 427616, 471661, 488704, 574196, 594944, 656224, 855232, 943322, 977408, 1148392, 1312448, 1702081, 1710464, 1886644, 1954816, 2296784, 2624896, 3301627, 3404162, 3420928, 3773288, 4593568, 5249792, 6603254, 6808324, 6841856, 7546576, 9187136, 10499584, 11914567, 13206508, 13616648, 13683712, 15093152, 18374272, 20999168, 23829134, 26413016, 27233296, 30186304, 36748544, 39147863, 47658268, 52826032, 54466592, 60372608, 73497088, 78295726, 95316536, 105652064, 108933184, 120745216, 146994176, 156591452, 190633072, 211304128, 217866368, 241490432, 274035041, 313182904, 381266144, 422608256, 435732736, 482980864, 548070082, 626365808, 762532288, 845216512, 871465472, 1096140164, 1252731616, 1525064576, 1690433024, 1742930944, 2192280328, 2505463232, 3050129152, 3380866048, 4384560656, 5010926464, 6100258304, 8769121312, 10021852928, 12200516608, 17538242624, 20043705856, 35076485248, 40087411712, 70152970496, 140305940992, 280611881984]

約数ペア:

[(1, 280611881984), (2, 140305940992), (4, 70152970496), (7, 40087411712), (8, 35076485248), (14, 20043705856), (16, 17538242624), (23, 12200516608), (28, 10021852928), (32, 8769121312), (46, 6100258304), (56, 5010926464), (64, 4384560656), (83, 3380866048), (92, 3050129152), (112, 2505463232), (128, 2192280328), (161, 1742930944), (166, 1690433024), (184, 1525064576), (224, 1252731616), (256, 1096140164), (322, 871465472), (332, 845216512), (368, 762532288), (448, 626365808), (512, 548070082), (581, 482980864), (644, 435732736), (664, 422608256), (736, 381266144), (896, 313182904), (1024, 274035041), (1162, 241490432), (1288, 217866368), (1328, 211304128), (1472, 190633072), (1792, 156591452), (1909, 146994176), (2324, 120745216), (2576, 108933184), (2656, 105652064), (2944, 95316536), (3584, 78295726), (3818, 73497088), (4648, 60372608), (5152, 54466592), (5312, 52826032), (5888, 47658268), (7168, 39147863), (7636, 36748544), (9296, 30186304), (10304, 27233296), (10624, 26413016), (11776, 23829134), (13363, 20999168), (15272, 18374272), (18592, 15093152), (20507, 13683712), (20608, 13616648), (21248, 13206508), (23552, 11914567), (26726, 10499584), (30544, 9187136), (37184, 7546576), (41014, 6841856), (41216, 6808324), (42496, 6603254), (53452, 5249792), (61088, 4593568), (74368, 3773288), (82028, 3420928), (82432, 3404162), (84992, 3301627), (106904, 2624896), (122176, 2296784), (143549, 1954816), (148736, 1886644), (164056, 1710464), (164864, 1702081), (213808, 1312448), (244352, 1148392), (287098, 977408), (297472, 943322), (328112, 855232), (427616, 656224), (471661, 594944), (488704, 574196)]