254914560

素因数分解:

$2^{12}\times 3^3\times 5^1\times {\mathrm{461}}^1$

素因数の和:499

約数の個数: 208

約数和(自身を含む): 908218080

約数和(自身を除く): 653303520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 240, 256, 270, 288, 320, 360, 384, 432, 461, 480, 512, 540, 576, 640, 720, 768, 864, 922, 960, 1024, 1080, 1152, 1280, 1383, 1440, 1536, 1728, 1844, 1920, 2048, 2160, 2304, 2305, 2560, 2766, 2880, 3072, 3456, 3688, 3840, 4096, 4149, 4320, 4608, 4610, 5120, 5532, 5760, 6144, 6912, 6915, 7376, 7680, 8298, 8640, 9216, 9220, 10240, 11064, 11520, 12288, 12447, 13824, 13830, 14752, 15360, 16596, 17280, 18432, 18440, 20480, 20745, 22128, 23040, 24894, 27648, 27660, 29504, 30720, 33192, 34560, 36864, 36880, 41490, 44256, 46080, 49788, 55296, 55320, 59008, 61440, 62235, 66384, 69120, 73760, 82980, 88512, 92160, 99576, 110592, 110640, 118016, 124470, 132768, 138240, 147520, 165960, 177024, 184320, 199152, 221280, 236032, 248940, 265536, 276480, 295040, 331920, 354048, 398304, 442560, 472064, 497880, 531072, 552960, 590080, 663840, 708096, 796608, 885120, 944128, 995760, 1062144, 1180160, 1327680, 1416192, 1593216, 1770240, 1888256, 1991520, 2124288, 2360320, 2655360, 2832384, 3186432, 3540480, 3983040, 4248576, 4720640, 5310720, 5664768, 6372864, 7080960, 7966080, 8497152, 9441280, 10621440, 12745728, 14161920, 15932160, 16994304, 21242880, 25491456, 28323840, 31864320, 42485760, 50982912, 63728640, 84971520, 127457280, 254914560]

約数ペア:

[(1, 254914560), (2, 127457280), (3, 84971520), (4, 63728640), (5, 50982912), (6, 42485760), (8, 31864320), (9, 28323840), (10, 25491456), (12, 21242880), (15, 16994304), (16, 15932160), (18, 14161920), (20, 12745728), (24, 10621440), (27, 9441280), (30, 8497152), (32, 7966080), (36, 7080960), (40, 6372864), (45, 5664768), (48, 5310720), (54, 4720640), (60, 4248576), (64, 3983040), (72, 3540480), (80, 3186432), (90, 2832384), (96, 2655360), (108, 2360320), (120, 2124288), (128, 1991520), (135, 1888256), (144, 1770240), (160, 1593216), (180, 1416192), (192, 1327680), (216, 1180160), (240, 1062144), (256, 995760), (270, 944128), (288, 885120), (320, 796608), (360, 708096), (384, 663840), (432, 590080), (461, 552960), (480, 531072), (512, 497880), (540, 472064), (576, 442560), (640, 398304), (720, 354048), (768, 331920), (864, 295040), (922, 276480), (960, 265536), (1024, 248940), (1080, 236032), (1152, 221280), (1280, 199152), (1383, 184320), (1440, 177024), (1536, 165960), (1728, 147520), (1844, 138240), (1920, 132768), (2048, 124470), (2160, 118016), (2304, 110640), (2305, 110592), (2560, 99576), (2766, 92160), (2880, 88512), (3072, 82980), (3456, 73760), (3688, 69120), (3840, 66384), (4096, 62235), (4149, 61440), (4320, 59008), (4608, 55320), (4610, 55296), (5120, 49788), (5532, 46080), (5760, 44256), (6144, 41490), (6912, 36880), (6915, 36864), (7376, 34560), (7680, 33192), (8298, 30720), (8640, 29504), (9216, 27660), (9220, 27648), (10240, 24894), (11064, 23040), (11520, 22128), (12288, 20745), (12447, 20480), (13824, 18440), (13830, 18432), (14752, 17280), (15360, 16596)]