128247000

素因数分解:

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

素因数の和:259

約数の個数: 256

約数和(自身を含む): 474439680

約数和(自身を除く): 346192680

約数列:

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

約数ペア:

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