255584000

素因数分解:

$2^8\times 5^3\times 7^2\times {\mathrm{163}}^1$

素因数の和:208

約数の個数: 216

約数和(自身を含む): 745185168

約数和(自身を除く): 489601168

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 125, 128, 140, 160, 163, 175, 196, 200, 224, 245, 250, 256, 280, 320, 326, 350, 392, 400, 448, 490, 500, 560, 640, 652, 700, 784, 800, 815, 875, 896, 980, 1000, 1120, 1141, 1225, 1280, 1304, 1400, 1568, 1600, 1630, 1750, 1792, 1960, 2000, 2240, 2282, 2450, 2608, 2800, 3136, 3200, 3260, 3500, 3920, 4000, 4075, 4480, 4564, 4900, 5216, 5600, 5705, 6125, 6272, 6400, 6520, 7000, 7840, 7987, 8000, 8150, 8960, 9128, 9800, 10432, 11200, 11410, 12250, 12544, 13040, 14000, 15680, 15974, 16000, 16300, 18256, 19600, 20375, 20864, 22400, 22820, 24500, 26080, 28000, 28525, 31360, 31948, 32000, 32600, 36512, 39200, 39935, 40750, 41728, 44800, 45640, 49000, 52160, 56000, 57050, 62720, 63896, 65200, 73024, 78400, 79870, 81500, 91280, 98000, 104320, 112000, 114100, 127792, 130400, 142625, 146048, 156800, 159740, 163000, 182560, 196000, 199675, 208640, 224000, 228200, 255584, 260800, 285250, 292096, 313600, 319480, 326000, 365120, 392000, 399350, 456400, 511168, 521600, 570500, 638960, 652000, 730240, 784000, 798700, 912800, 998375, 1022336, 1043200, 1141000, 1277920, 1304000, 1460480, 1568000, 1597400, 1825600, 1996750, 2044672, 2282000, 2555840, 2608000, 3194800, 3651200, 3993500, 4564000, 5111680, 5216000, 6389600, 7302400, 7987000, 9128000, 10223360, 12779200, 15974000, 18256000, 25558400, 31948000, 36512000, 51116800, 63896000, 127792000, 255584000]

約数ペア:

[(1, 255584000), (2, 127792000), (4, 63896000), (5, 51116800), (7, 36512000), (8, 31948000), (10, 25558400), (14, 18256000), (16, 15974000), (20, 12779200), (25, 10223360), (28, 9128000), (32, 7987000), (35, 7302400), (40, 6389600), (49, 5216000), (50, 5111680), (56, 4564000), (64, 3993500), (70, 3651200), (80, 3194800), (98, 2608000), (100, 2555840), (112, 2282000), (125, 2044672), (128, 1996750), (140, 1825600), (160, 1597400), (163, 1568000), (175, 1460480), (196, 1304000), (200, 1277920), (224, 1141000), (245, 1043200), (250, 1022336), (256, 998375), (280, 912800), (320, 798700), (326, 784000), (350, 730240), (392, 652000), (400, 638960), (448, 570500), (490, 521600), (500, 511168), (560, 456400), (640, 399350), (652, 392000), (700, 365120), (784, 326000), (800, 319480), (815, 313600), (875, 292096), (896, 285250), (980, 260800), (1000, 255584), (1120, 228200), (1141, 224000), (1225, 208640), (1280, 199675), (1304, 196000), (1400, 182560), (1568, 163000), (1600, 159740), (1630, 156800), (1750, 146048), (1792, 142625), (1960, 130400), (2000, 127792), (2240, 114100), (2282, 112000), (2450, 104320), (2608, 98000), (2800, 91280), (3136, 81500), (3200, 79870), (3260, 78400), (3500, 73024), (3920, 65200), (4000, 63896), (4075, 62720), (4480, 57050), (4564, 56000), (4900, 52160), (5216, 49000), (5600, 45640), (5705, 44800), (6125, 41728), (6272, 40750), (6400, 39935), (6520, 39200), (7000, 36512), (7840, 32600), (7987, 32000), (8000, 31948), (8150, 31360), (8960, 28525), (9128, 28000), (9800, 26080), (10432, 24500), (11200, 22820), (11410, 22400), (12250, 20864), (12544, 20375), (13040, 19600), (14000, 18256), (15680, 16300), (15974, 16000)]