254464000

素因数分解:

$2^{12}\times 5^3\times 7^1\times {\mathrm{71}}^1$

素因数の和:117

約数の個数: 208

約数和(自身を含む): 736010496

約数和(自身を除く): 481546496

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 71, 80, 100, 112, 125, 128, 140, 142, 160, 175, 200, 224, 250, 256, 280, 284, 320, 350, 355, 400, 448, 497, 500, 512, 560, 568, 640, 700, 710, 800, 875, 896, 994, 1000, 1024, 1120, 1136, 1280, 1400, 1420, 1600, 1750, 1775, 1792, 1988, 2000, 2048, 2240, 2272, 2485, 2560, 2800, 2840, 3200, 3500, 3550, 3584, 3976, 4000, 4096, 4480, 4544, 4970, 5120, 5600, 5680, 6400, 7000, 7100, 7168, 7952, 8000, 8875, 8960, 9088, 9940, 10240, 11200, 11360, 12425, 12800, 14000, 14200, 14336, 15904, 16000, 17750, 17920, 18176, 19880, 20480, 22400, 22720, 24850, 25600, 28000, 28400, 28672, 31808, 32000, 35500, 35840, 36352, 39760, 44800, 45440, 49700, 51200, 56000, 56800, 62125, 63616, 64000, 71000, 71680, 72704, 79520, 89600, 90880, 99400, 102400, 112000, 113600, 124250, 127232, 128000, 142000, 143360, 145408, 159040, 179200, 181760, 198800, 224000, 227200, 248500, 254464, 256000, 284000, 290816, 318080, 358400, 363520, 397600, 448000, 454400, 497000, 508928, 512000, 568000, 636160, 716800, 727040, 795200, 896000, 908800, 994000, 1017856, 1136000, 1272320, 1454080, 1590400, 1792000, 1817600, 1988000, 2035712, 2272000, 2544640, 3180800, 3584000, 3635200, 3976000, 4544000, 5089280, 6361600, 7270400, 7952000, 9088000, 10178560, 12723200, 15904000, 18176000, 25446400, 31808000, 36352000, 50892800, 63616000, 127232000, 254464000]

約数ペア:

[(1, 254464000), (2, 127232000), (4, 63616000), (5, 50892800), (7, 36352000), (8, 31808000), (10, 25446400), (14, 18176000), (16, 15904000), (20, 12723200), (25, 10178560), (28, 9088000), (32, 7952000), (35, 7270400), (40, 6361600), (50, 5089280), (56, 4544000), (64, 3976000), (70, 3635200), (71, 3584000), (80, 3180800), (100, 2544640), (112, 2272000), (125, 2035712), (128, 1988000), (140, 1817600), (142, 1792000), (160, 1590400), (175, 1454080), (200, 1272320), (224, 1136000), (250, 1017856), (256, 994000), (280, 908800), (284, 896000), (320, 795200), (350, 727040), (355, 716800), (400, 636160), (448, 568000), (497, 512000), (500, 508928), (512, 497000), (560, 454400), (568, 448000), (640, 397600), (700, 363520), (710, 358400), (800, 318080), (875, 290816), (896, 284000), (994, 256000), (1000, 254464), (1024, 248500), (1120, 227200), (1136, 224000), (1280, 198800), (1400, 181760), (1420, 179200), (1600, 159040), (1750, 145408), (1775, 143360), (1792, 142000), (1988, 128000), (2000, 127232), (2048, 124250), (2240, 113600), (2272, 112000), (2485, 102400), (2560, 99400), (2800, 90880), (2840, 89600), (3200, 79520), (3500, 72704), (3550, 71680), (3584, 71000), (3976, 64000), (4000, 63616), (4096, 62125), (4480, 56800), (4544, 56000), (4970, 51200), (5120, 49700), (5600, 45440), (5680, 44800), (6400, 39760), (7000, 36352), (7100, 35840), (7168, 35500), (7952, 32000), (8000, 31808), (8875, 28672), (8960, 28400), (9088, 28000), (9940, 25600), (10240, 24850), (11200, 22720), (11360, 22400), (12425, 20480), (12800, 19880), (14000, 18176), (14200, 17920), (14336, 17750), (15904, 16000)]