248440320

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{263}}^1$

素因数の和:333

約数の個数: 240

約数和(自身を含む): 884755872

約数和(自身を除く): 636315552

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 41, 45, 48, 60, 64, 72, 80, 82, 90, 96, 120, 123, 128, 144, 160, 164, 180, 192, 205, 240, 246, 256, 263, 288, 320, 328, 360, 369, 384, 410, 480, 492, 512, 526, 576, 615, 640, 656, 720, 738, 768, 789, 820, 960, 984, 1052, 1152, 1230, 1280, 1312, 1315, 1440, 1476, 1536, 1578, 1640, 1845, 1920, 1968, 2104, 2304, 2367, 2460, 2560, 2624, 2630, 2880, 2952, 3156, 3280, 3690, 3840, 3936, 3945, 4208, 4608, 4734, 4920, 5248, 5260, 5760, 5904, 6312, 6560, 7380, 7680, 7872, 7890, 8416, 9468, 9840, 10496, 10520, 10783, 11520, 11808, 11835, 12624, 13120, 14760, 15744, 15780, 16832, 18936, 19680, 20992, 21040, 21566, 23040, 23616, 23670, 25248, 26240, 29520, 31488, 31560, 32349, 33664, 37872, 39360, 42080, 43132, 47232, 47340, 50496, 52480, 53915, 59040, 62976, 63120, 64698, 67328, 75744, 78720, 84160, 86264, 94464, 94680, 97047, 100992, 104960, 107830, 118080, 126240, 129396, 134656, 151488, 157440, 161745, 168320, 172528, 188928, 189360, 194094, 201984, 215660, 236160, 252480, 258792, 302976, 314880, 323490, 336640, 345056, 378720, 388188, 403968, 431320, 472320, 485235, 504960, 517584, 605952, 646980, 673280, 690112, 757440, 776376, 862640, 944640, 970470, 1009920, 1035168, 1211904, 1293960, 1380224, 1514880, 1552752, 1725280, 1940940, 2019840, 2070336, 2587920, 2760448, 3029760, 3105504, 3450560, 3881880, 4140672, 5175840, 5520896, 6059520, 6211008, 6901120, 7763760, 8281344, 10351680, 12422016, 13802240, 15527520, 16562688, 20703360, 24844032, 27604480, 31055040, 41406720, 49688064, 62110080, 82813440, 124220160, 248440320]

約数ペア:

[(1, 248440320), (2, 124220160), (3, 82813440), (4, 62110080), (5, 49688064), (6, 41406720), (8, 31055040), (9, 27604480), (10, 24844032), (12, 20703360), (15, 16562688), (16, 15527520), (18, 13802240), (20, 12422016), (24, 10351680), (30, 8281344), (32, 7763760), (36, 6901120), (40, 6211008), (41, 6059520), (45, 5520896), (48, 5175840), (60, 4140672), (64, 3881880), (72, 3450560), (80, 3105504), (82, 3029760), (90, 2760448), (96, 2587920), (120, 2070336), (123, 2019840), (128, 1940940), (144, 1725280), (160, 1552752), (164, 1514880), (180, 1380224), (192, 1293960), (205, 1211904), (240, 1035168), (246, 1009920), (256, 970470), (263, 944640), (288, 862640), (320, 776376), (328, 757440), (360, 690112), (369, 673280), (384, 646980), (410, 605952), (480, 517584), (492, 504960), (512, 485235), (526, 472320), (576, 431320), (615, 403968), (640, 388188), (656, 378720), (720, 345056), (738, 336640), (768, 323490), (789, 314880), (820, 302976), (960, 258792), (984, 252480), (1052, 236160), (1152, 215660), (1230, 201984), (1280, 194094), (1312, 189360), (1315, 188928), (1440, 172528), (1476, 168320), (1536, 161745), (1578, 157440), (1640, 151488), (1845, 134656), (1920, 129396), (1968, 126240), (2104, 118080), (2304, 107830), (2367, 104960), (2460, 100992), (2560, 97047), (2624, 94680), (2630, 94464), (2880, 86264), (2952, 84160), (3156, 78720), (3280, 75744), (3690, 67328), (3840, 64698), (3936, 63120), (3945, 62976), (4208, 59040), (4608, 53915), (4734, 52480), (4920, 50496), (5248, 47340), (5260, 47232), (5760, 43132), (5904, 42080), (6312, 39360), (6560, 37872), (7380, 33664), (7680, 32349), (7872, 31560), (7890, 31488), (8416, 29520), (9468, 26240), (9840, 25248), (10496, 23670), (10520, 23616), (10783, 23040), (11520, 21566), (11808, 21040), (11835, 20992), (12624, 19680), (13120, 18936), (14760, 16832), (15744, 15780)]