2544640000

素因数分解:

$2^{13}\times 5^4\times 7^1\times {\mathrm{71}}^1$

素因数の和:124

約数の個数: 280

約数和(自身を含む): 7369990848

約数和(自身を除く): 4825350848

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, 625, 640, 700, 710, 800, 875, 896, 994, 1000, 1024, 1120, 1136, 1250, 1280, 1400, 1420, 1600, 1750, 1775, 1792, 1988, 2000, 2048, 2240, 2272, 2485, 2500, 2560, 2800, 2840, 3200, 3500, 3550, 3584, 3976, 4000, 4096, 4375, 4480, 4544, 4970, 5000, 5120, 5600, 5680, 6400, 7000, 7100, 7168, 7952, 8000, 8192, 8750, 8875, 8960, 9088, 9940, 10000, 10240, 11200, 11360, 12425, 12800, 14000, 14200, 14336, 15904, 16000, 17500, 17750, 17920, 18176, 19880, 20000, 20480, 22400, 22720, 24850, 25600, 28000, 28400, 28672, 31808, 32000, 35000, 35500, 35840, 36352, 39760, 40000, 40960, 44375, 44800, 45440, 49700, 51200, 56000, 56800, 57344, 62125, 63616, 64000, 70000, 71000, 71680, 72704, 79520, 80000, 88750, 89600, 90880, 99400, 102400, 112000, 113600, 124250, 127232, 128000, 140000, 142000, 143360, 145408, 159040, 160000, 177500, 179200, 181760, 198800, 204800, 224000, 227200, 248500, 254464, 256000, 280000, 284000, 286720, 290816, 310625, 318080, 320000, 355000, 358400, 363520, 397600, 448000, 454400, 497000, 508928, 512000, 560000, 568000, 581632, 621250, 636160, 640000, 710000, 716800, 727040, 795200, 896000, 908800, 994000, 1017856, 1024000, 1120000, 1136000, 1242500, 1272320, 1280000, 1420000, 1433600, 1454080, 1590400, 1792000, 1817600, 1988000, 2035712, 2240000, 2272000, 2485000, 2544640, 2560000, 2840000, 2908160, 3180800, 3584000, 3635200, 3976000, 4071424, 4480000, 4544000, 4970000, 5089280, 5120000, 5680000, 6361600, 7168000, 7270400, 7952000, 8960000, 9088000, 9940000, 10178560, 11360000, 12723200, 14540800, 15904000, 17920000, 18176000, 19880000, 20357120, 22720000, 25446400, 31808000, 35840000, 36352000, 39760000, 45440000, 50892800, 63616000, 72704000, 79520000, 90880000, 101785600, 127232000, 159040000, 181760000, 254464000, 318080000, 363520000, 508928000, 636160000, 1272320000, 2544640000]

約数ペア:

[(1, 2544640000), (2, 1272320000), (4, 636160000), (5, 508928000), (7, 363520000), (8, 318080000), (10, 254464000), (14, 181760000), (16, 159040000), (20, 127232000), (25, 101785600), (28, 90880000), (32, 79520000), (35, 72704000), (40, 63616000), (50, 50892800), (56, 45440000), (64, 39760000), (70, 36352000), (71, 35840000), (80, 31808000), (100, 25446400), (112, 22720000), (125, 20357120), (128, 19880000), (140, 18176000), (142, 17920000), (160, 15904000), (175, 14540800), (200, 12723200), (224, 11360000), (250, 10178560), (256, 9940000), (280, 9088000), (284, 8960000), (320, 7952000), (350, 7270400), (355, 7168000), (400, 6361600), (448, 5680000), (497, 5120000), (500, 5089280), (512, 4970000), (560, 4544000), (568, 4480000), (625, 4071424), (640, 3976000), (700, 3635200), (710, 3584000), (800, 3180800), (875, 2908160), (896, 2840000), (994, 2560000), (1000, 2544640), (1024, 2485000), (1120, 2272000), (1136, 2240000), (1250, 2035712), (1280, 1988000), (1400, 1817600), (1420, 1792000), (1600, 1590400), (1750, 1454080), (1775, 1433600), (1792, 1420000), (1988, 1280000), (2000, 1272320), (2048, 1242500), (2240, 1136000), (2272, 1120000), (2485, 1024000), (2500, 1017856), (2560, 994000), (2800, 908800), (2840, 896000), (3200, 795200), (3500, 727040), (3550, 716800), (3584, 710000), (3976, 640000), (4000, 636160), (4096, 621250), (4375, 581632), (4480, 568000), (4544, 560000), (4970, 512000), (5000, 508928), (5120, 497000), (5600, 454400), (5680, 448000), (6400, 397600), (7000, 363520), (7100, 358400), (7168, 355000), (7952, 320000), (8000, 318080), (8192, 310625), (8750, 290816), (8875, 286720), (8960, 284000), (9088, 280000), (9940, 256000), (10000, 254464), (10240, 248500), (11200, 227200), (11360, 224000), (12425, 204800), (12800, 198800), (14000, 181760), (14200, 179200), (14336, 177500), (15904, 160000), (16000, 159040), (17500, 145408), (17750, 143360), (17920, 142000), (18176, 140000), (19880, 128000), (20000, 127232), (20480, 124250), (22400, 113600), (22720, 112000), (24850, 102400), (25600, 99400), (28000, 90880), (28400, 89600), (28672, 88750), (31808, 80000), (32000, 79520), (35000, 72704), (35500, 71680), (35840, 71000), (36352, 70000), (39760, 64000), (40000, 63616), (40960, 62125), (44375, 57344), (44800, 56800), (45440, 56000), (49700, 51200)]