1292480000

素因数分解:

$2^9\times 5^4\times 7^1\times {\mathrm{577}}^1$

素因数の和:622

約数の個数: 200

約数和(自身を含む): 3694404912

約数和(自身を除く): 2401924912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 64, 70, 80, 100, 112, 125, 128, 140, 160, 175, 200, 224, 250, 256, 280, 320, 350, 400, 448, 500, 512, 560, 577, 625, 640, 700, 800, 875, 896, 1000, 1120, 1154, 1250, 1280, 1400, 1600, 1750, 1792, 2000, 2240, 2308, 2500, 2560, 2800, 2885, 3200, 3500, 3584, 4000, 4039, 4375, 4480, 4616, 5000, 5600, 5770, 6400, 7000, 8000, 8078, 8750, 8960, 9232, 10000, 11200, 11540, 12800, 14000, 14425, 16000, 16156, 17500, 17920, 18464, 20000, 20195, 22400, 23080, 28000, 28850, 32000, 32312, 35000, 36928, 40000, 40390, 44800, 46160, 56000, 57700, 64000, 64624, 70000, 72125, 73856, 80000, 80780, 89600, 92320, 100975, 112000, 115400, 129248, 140000, 144250, 147712, 160000, 161560, 184640, 201950, 224000, 230800, 258496, 280000, 288500, 295424, 320000, 323120, 360625, 369280, 403900, 448000, 461600, 504875, 516992, 560000, 577000, 646240, 721250, 738560, 807800, 923200, 1009750, 1033984, 1120000, 1154000, 1292480, 1442500, 1477120, 1615600, 1846400, 2019500, 2067968, 2240000, 2308000, 2524375, 2584960, 2885000, 3231200, 3692800, 4039000, 4616000, 5048750, 5169920, 5770000, 6462400, 7385600, 8078000, 9232000, 10097500, 10339840, 11540000, 12924800, 16156000, 18464000, 20195000, 23080000, 25849600, 32312000, 36928000, 40390000, 46160000, 51699200, 64624000, 80780000, 92320000, 129248000, 161560000, 184640000, 258496000, 323120000, 646240000, 1292480000]

約数ペア:

[(1, 1292480000), (2, 646240000), (4, 323120000), (5, 258496000), (7, 184640000), (8, 161560000), (10, 129248000), (14, 92320000), (16, 80780000), (20, 64624000), (25, 51699200), (28, 46160000), (32, 40390000), (35, 36928000), (40, 32312000), (50, 25849600), (56, 23080000), (64, 20195000), (70, 18464000), (80, 16156000), (100, 12924800), (112, 11540000), (125, 10339840), (128, 10097500), (140, 9232000), (160, 8078000), (175, 7385600), (200, 6462400), (224, 5770000), (250, 5169920), (256, 5048750), (280, 4616000), (320, 4039000), (350, 3692800), (400, 3231200), (448, 2885000), (500, 2584960), (512, 2524375), (560, 2308000), (577, 2240000), (625, 2067968), (640, 2019500), (700, 1846400), (800, 1615600), (875, 1477120), (896, 1442500), (1000, 1292480), (1120, 1154000), (1154, 1120000), (1250, 1033984), (1280, 1009750), (1400, 923200), (1600, 807800), (1750, 738560), (1792, 721250), (2000, 646240), (2240, 577000), (2308, 560000), (2500, 516992), (2560, 504875), (2800, 461600), (2885, 448000), (3200, 403900), (3500, 369280), (3584, 360625), (4000, 323120), (4039, 320000), (4375, 295424), (4480, 288500), (4616, 280000), (5000, 258496), (5600, 230800), (5770, 224000), (6400, 201950), (7000, 184640), (8000, 161560), (8078, 160000), (8750, 147712), (8960, 144250), (9232, 140000), (10000, 129248), (11200, 115400), (11540, 112000), (12800, 100975), (14000, 92320), (14425, 89600), (16000, 80780), (16156, 80000), (17500, 73856), (17920, 72125), (18464, 70000), (20000, 64624), (20195, 64000), (22400, 57700), (23080, 56000), (28000, 46160), (28850, 44800), (32000, 40390), (32312, 40000), (35000, 36928)]