2221678080

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{457}}^1$

素因数の和:697

約数の個数: 240

約数和(自身を含む): 7747678224

約数和(自身を除く): 5526000144

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 211, 240, 256, 288, 320, 360, 384, 422, 457, 480, 512, 576, 633, 640, 720, 768, 844, 914, 960, 1055, 1152, 1266, 1280, 1371, 1440, 1536, 1688, 1828, 1899, 1920, 2110, 2285, 2304, 2532, 2560, 2742, 2880, 3165, 3376, 3656, 3798, 3840, 4113, 4220, 4570, 4608, 5064, 5484, 5760, 6330, 6752, 6855, 7312, 7596, 7680, 8226, 8440, 9140, 9495, 10128, 10968, 11520, 12660, 13504, 13710, 14624, 15192, 16452, 16880, 18280, 18990, 20256, 20565, 21936, 23040, 25320, 27008, 27420, 29248, 30384, 32904, 33760, 36560, 37980, 40512, 41130, 43872, 50640, 54016, 54840, 58496, 60768, 65808, 67520, 73120, 75960, 81024, 82260, 87744, 96427, 101280, 108032, 109680, 116992, 121536, 131616, 135040, 146240, 151920, 162048, 164520, 175488, 192854, 202560, 219360, 233984, 243072, 263232, 270080, 289281, 292480, 303840, 324096, 329040, 350976, 385708, 405120, 438720, 482135, 486144, 526464, 540160, 578562, 584960, 607680, 658080, 701952, 771416, 810240, 867843, 877440, 964270, 972288, 1052928, 1157124, 1169920, 1215360, 1316160, 1446405, 1542832, 1620480, 1735686, 1754880, 1928540, 2105856, 2314248, 2430720, 2632320, 2892810, 3085664, 3471372, 3509760, 3857080, 4339215, 4628496, 4861440, 5264640, 5785620, 6171328, 6942744, 7714160, 8678430, 9256992, 10529280, 11571240, 12342656, 13885488, 15428320, 17356860, 18513984, 23142480, 24685312, 27770976, 30856640, 34713720, 37027968, 46284960, 49370624, 55541952, 61713280, 69427440, 74055936, 92569920, 111083904, 123426560, 138854880, 148111872, 185139840, 222167808, 246853120, 277709760, 370279680, 444335616, 555419520, 740559360, 1110839040, 2221678080]

約数ペア:

[(1, 2221678080), (2, 1110839040), (3, 740559360), (4, 555419520), (5, 444335616), (6, 370279680), (8, 277709760), (9, 246853120), (10, 222167808), (12, 185139840), (15, 148111872), (16, 138854880), (18, 123426560), (20, 111083904), (24, 92569920), (30, 74055936), (32, 69427440), (36, 61713280), (40, 55541952), (45, 49370624), (48, 46284960), (60, 37027968), (64, 34713720), (72, 30856640), (80, 27770976), (90, 24685312), (96, 23142480), (120, 18513984), (128, 17356860), (144, 15428320), (160, 13885488), (180, 12342656), (192, 11571240), (211, 10529280), (240, 9256992), (256, 8678430), (288, 7714160), (320, 6942744), (360, 6171328), (384, 5785620), (422, 5264640), (457, 4861440), (480, 4628496), (512, 4339215), (576, 3857080), (633, 3509760), (640, 3471372), (720, 3085664), (768, 2892810), (844, 2632320), (914, 2430720), (960, 2314248), (1055, 2105856), (1152, 1928540), (1266, 1754880), (1280, 1735686), (1371, 1620480), (1440, 1542832), (1536, 1446405), (1688, 1316160), (1828, 1215360), (1899, 1169920), (1920, 1157124), (2110, 1052928), (2285, 972288), (2304, 964270), (2532, 877440), (2560, 867843), (2742, 810240), (2880, 771416), (3165, 701952), (3376, 658080), (3656, 607680), (3798, 584960), (3840, 578562), (4113, 540160), (4220, 526464), (4570, 486144), (4608, 482135), (5064, 438720), (5484, 405120), (5760, 385708), (6330, 350976), (6752, 329040), (6855, 324096), (7312, 303840), (7596, 292480), (7680, 289281), (8226, 270080), (8440, 263232), (9140, 243072), (9495, 233984), (10128, 219360), (10968, 202560), (11520, 192854), (12660, 175488), (13504, 164520), (13710, 162048), (14624, 151920), (15192, 146240), (16452, 135040), (16880, 131616), (18280, 121536), (18990, 116992), (20256, 109680), (20565, 108032), (21936, 101280), (23040, 96427), (25320, 87744), (27008, 82260), (27420, 81024), (29248, 75960), (30384, 73120), (32904, 67520), (33760, 65808), (36560, 60768), (37980, 58496), (40512, 54840), (41130, 54016), (43872, 50640)]