257208000

素因数分解:

$2^6\times 3^1\times 5^3\times 7^1\times {\mathrm{1531}}^1$

素因数の和:1568

約数の個数: 224

約数和(自身を含む): 971263488

約数和(自身を除く): 714055488

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 64, 70, 75, 80, 84, 96, 100, 105, 112, 120, 125, 140, 150, 160, 168, 175, 192, 200, 210, 224, 240, 250, 280, 300, 320, 336, 350, 375, 400, 420, 448, 480, 500, 525, 560, 600, 672, 700, 750, 800, 840, 875, 960, 1000, 1050, 1120, 1200, 1344, 1400, 1500, 1531, 1600, 1680, 1750, 2000, 2100, 2240, 2400, 2625, 2800, 3000, 3062, 3360, 3500, 4000, 4200, 4593, 4800, 5250, 5600, 6000, 6124, 6720, 7000, 7655, 8000, 8400, 9186, 10500, 10717, 11200, 12000, 12248, 14000, 15310, 16800, 18372, 21000, 21434, 22965, 24000, 24496, 28000, 30620, 32151, 33600, 36744, 38275, 42000, 42868, 45930, 48992, 53585, 56000, 61240, 64302, 73488, 76550, 84000, 85736, 91860, 97984, 107170, 114825, 122480, 128604, 146976, 153100, 160755, 168000, 171472, 183720, 191375, 214340, 229650, 244960, 257208, 267925, 293952, 306200, 321510, 342944, 367440, 382750, 428680, 459300, 489920, 514416, 535850, 574125, 612400, 643020, 685888, 734880, 765500, 803775, 857360, 918600, 1028832, 1071700, 1148250, 1224800, 1286040, 1339625, 1469760, 1531000, 1607550, 1714720, 1837200, 2057664, 2143400, 2296500, 2449600, 2572080, 2679250, 3062000, 3215100, 3429440, 3674400, 4018875, 4286800, 4593000, 5144160, 5358500, 6124000, 6430200, 7348800, 8037750, 8573600, 9186000, 10288320, 10717000, 12248000, 12860400, 16075500, 17147200, 18372000, 21434000, 25720800, 32151000, 36744000, 42868000, 51441600, 64302000, 85736000, 128604000, 257208000]

約数ペア:

[(1, 257208000), (2, 128604000), (3, 85736000), (4, 64302000), (5, 51441600), (6, 42868000), (7, 36744000), (8, 32151000), (10, 25720800), (12, 21434000), (14, 18372000), (15, 17147200), (16, 16075500), (20, 12860400), (21, 12248000), (24, 10717000), (25, 10288320), (28, 9186000), (30, 8573600), (32, 8037750), (35, 7348800), (40, 6430200), (42, 6124000), (48, 5358500), (50, 5144160), (56, 4593000), (60, 4286800), (64, 4018875), (70, 3674400), (75, 3429440), (80, 3215100), (84, 3062000), (96, 2679250), (100, 2572080), (105, 2449600), (112, 2296500), (120, 2143400), (125, 2057664), (140, 1837200), (150, 1714720), (160, 1607550), (168, 1531000), (175, 1469760), (192, 1339625), (200, 1286040), (210, 1224800), (224, 1148250), (240, 1071700), (250, 1028832), (280, 918600), (300, 857360), (320, 803775), (336, 765500), (350, 734880), (375, 685888), (400, 643020), (420, 612400), (448, 574125), (480, 535850), (500, 514416), (525, 489920), (560, 459300), (600, 428680), (672, 382750), (700, 367440), (750, 342944), (800, 321510), (840, 306200), (875, 293952), (960, 267925), (1000, 257208), (1050, 244960), (1120, 229650), (1200, 214340), (1344, 191375), (1400, 183720), (1500, 171472), (1531, 168000), (1600, 160755), (1680, 153100), (1750, 146976), (2000, 128604), (2100, 122480), (2240, 114825), (2400, 107170), (2625, 97984), (2800, 91860), (3000, 85736), (3062, 84000), (3360, 76550), (3500, 73488), (4000, 64302), (4200, 61240), (4593, 56000), (4800, 53585), (5250, 48992), (5600, 45930), (6000, 42868), (6124, 42000), (6720, 38275), (7000, 36744), (7655, 33600), (8000, 32151), (8400, 30620), (9186, 28000), (10500, 24496), (10717, 24000), (11200, 22965), (12000, 21434), (12248, 21000), (14000, 18372), (15310, 16800)]