256494000

素因数分解:

$2^4\times 3^1\times 5^3\times 7^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1$

素因数の和:261

約数の個数: 320

約数和(自身を含む): 980508672

約数和(自身を除く): 724014672

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 31, 35, 40, 42, 48, 50, 56, 60, 62, 70, 75, 80, 84, 93, 100, 105, 112, 120, 124, 125, 140, 150, 155, 168, 175, 186, 197, 200, 210, 217, 240, 248, 250, 280, 300, 310, 336, 350, 372, 375, 394, 400, 420, 434, 465, 496, 500, 525, 560, 591, 600, 620, 651, 700, 744, 750, 775, 788, 840, 868, 875, 930, 985, 1000, 1050, 1085, 1182, 1200, 1240, 1302, 1379, 1400, 1488, 1500, 1550, 1576, 1680, 1736, 1750, 1860, 1970, 2000, 2100, 2170, 2325, 2364, 2480, 2604, 2625, 2758, 2800, 2955, 3000, 3100, 3152, 3255, 3472, 3500, 3720, 3875, 3940, 4137, 4200, 4340, 4650, 4728, 4925, 5208, 5250, 5425, 5516, 5910, 6000, 6107, 6200, 6510, 6895, 7000, 7440, 7750, 7880, 8274, 8400, 8680, 9300, 9456, 9850, 10416, 10500, 10850, 11032, 11625, 11820, 12214, 12400, 13020, 13790, 14000, 14775, 15500, 15760, 16275, 16548, 17360, 18321, 18600, 19700, 20685, 21000, 21700, 22064, 23250, 23640, 24428, 24625, 26040, 27125, 27580, 29550, 30535, 31000, 32550, 33096, 34475, 36642, 37200, 39400, 41370, 42000, 42749, 43400, 46500, 47280, 48856, 49250, 52080, 54250, 55160, 59100, 61070, 62000, 65100, 66192, 68950, 73284, 73875, 78800, 81375, 82740, 85498, 86800, 91605, 93000, 97712, 98500, 103425, 108500, 110320, 118200, 122140, 128247, 130200, 137900, 146568, 147750, 152675, 162750, 165480, 170996, 172375, 183210, 186000, 197000, 206850, 213745, 217000, 236400, 244280, 256494, 260400, 275800, 293136, 295500, 305350, 325500, 330960, 341992, 344750, 366420, 394000, 413700, 427490, 434000, 458025, 488560, 512988, 517125, 551600, 591000, 610700, 641235, 651000, 683984, 689500, 732840, 763375, 827400, 854980, 916050, 1025976, 1034250, 1068725, 1182000, 1221400, 1282470, 1302000, 1379000, 1465680, 1526750, 1654800, 1709960, 1832100, 2051952, 2068500, 2137450, 2290125, 2442800, 2564940, 2758000, 3053500, 3206175, 3419920, 3664200, 4137000, 4274900, 4580250, 5129880, 5343625, 6107000, 6412350, 7328400, 8274000, 8549800, 9160500, 10259760, 10687250, 12214000, 12824700, 16030875, 17099600, 18321000, 21374500, 25649400, 32061750, 36642000, 42749000, 51298800, 64123500, 85498000, 128247000, 256494000]

約数ペア:

[(1, 256494000), (2, 128247000), (3, 85498000), (4, 64123500), (5, 51298800), (6, 42749000), (7, 36642000), (8, 32061750), (10, 25649400), (12, 21374500), (14, 18321000), (15, 17099600), (16, 16030875), (20, 12824700), (21, 12214000), (24, 10687250), (25, 10259760), (28, 9160500), (30, 8549800), (31, 8274000), (35, 7328400), (40, 6412350), (42, 6107000), (48, 5343625), (50, 5129880), (56, 4580250), (60, 4274900), (62, 4137000), (70, 3664200), (75, 3419920), (80, 3206175), (84, 3053500), (93, 2758000), (100, 2564940), (105, 2442800), (112, 2290125), (120, 2137450), (124, 2068500), (125, 2051952), (140, 1832100), (150, 1709960), (155, 1654800), (168, 1526750), (175, 1465680), (186, 1379000), (197, 1302000), (200, 1282470), (210, 1221400), (217, 1182000), (240, 1068725), (248, 1034250), (250, 1025976), (280, 916050), (300, 854980), (310, 827400), (336, 763375), (350, 732840), (372, 689500), (375, 683984), (394, 651000), (400, 641235), (420, 610700), (434, 591000), (465, 551600), (496, 517125), (500, 512988), (525, 488560), (560, 458025), (591, 434000), (600, 427490), (620, 413700), (651, 394000), (700, 366420), (744, 344750), (750, 341992), (775, 330960), (788, 325500), (840, 305350), (868, 295500), (875, 293136), (930, 275800), (985, 260400), (1000, 256494), (1050, 244280), (1085, 236400), (1182, 217000), (1200, 213745), (1240, 206850), (1302, 197000), (1379, 186000), (1400, 183210), (1488, 172375), (1500, 170996), (1550, 165480), (1576, 162750), (1680, 152675), (1736, 147750), (1750, 146568), (1860, 137900), (1970, 130200), (2000, 128247), (2100, 122140), (2170, 118200), (2325, 110320), (2364, 108500), (2480, 103425), (2604, 98500), (2625, 97712), (2758, 93000), (2800, 91605), (2955, 86800), (3000, 85498), (3100, 82740), (3152, 81375), (3255, 78800), (3472, 73875), (3500, 73284), (3720, 68950), (3875, 66192), (3940, 65100), (4137, 62000), (4200, 61070), (4340, 59100), (4650, 55160), (4728, 54250), (4925, 52080), (5208, 49250), (5250, 48856), (5425, 47280), (5516, 46500), (5910, 43400), (6000, 42749), (6107, 42000), (6200, 41370), (6510, 39400), (6895, 37200), (7000, 36642), (7440, 34475), (7750, 33096), (7880, 32550), (8274, 31000), (8400, 30535), (8680, 29550), (9300, 27580), (9456, 27125), (9850, 26040), (10416, 24625), (10500, 24428), (10850, 23640), (11032, 23250), (11625, 22064), (11820, 21700), (12214, 21000), (12400, 20685), (13020, 19700), (13790, 18600), (14000, 18321), (14775, 17360), (15500, 16548), (15760, 16275)]