990325440

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2939}}^1$

素因数の和:2981

約数の個数: 280

約数和(自身を含む): 3795034320

約数和(自身を除く): 2804708880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 81, 90, 96, 104, 108, 117, 120, 130, 135, 144, 156, 160, 162, 180, 192, 195, 208, 216, 234, 240, 260, 270, 288, 312, 320, 324, 351, 360, 390, 405, 416, 432, 468, 480, 520, 540, 576, 585, 624, 648, 702, 720, 780, 810, 832, 864, 936, 960, 1040, 1053, 1080, 1170, 1248, 1296, 1404, 1440, 1560, 1620, 1728, 1755, 1872, 2080, 2106, 2160, 2340, 2496, 2592, 2808, 2880, 2939, 3120, 3240, 3510, 3744, 4160, 4212, 4320, 4680, 5184, 5265, 5616, 5878, 6240, 6480, 7020, 7488, 8424, 8640, 8817, 9360, 10530, 11232, 11756, 12480, 12960, 14040, 14695, 16848, 17634, 18720, 21060, 22464, 23512, 25920, 26451, 28080, 29390, 33696, 35268, 37440, 38207, 42120, 44085, 47024, 52902, 56160, 58780, 67392, 70536, 76414, 79353, 84240, 88170, 94048, 105804, 112320, 114621, 117560, 132255, 141072, 152828, 158706, 168480, 176340, 188096, 191035, 211608, 229242, 235120, 238059, 264510, 282144, 305656, 317412, 336960, 343863, 352680, 382070, 396765, 423216, 458484, 470240, 476118, 529020, 564288, 573105, 611312, 634824, 687726, 705360, 764140, 793530, 846432, 916968, 940480, 952236, 1031589, 1058040, 1146210, 1190295, 1222624, 1269648, 1375452, 1410720, 1528280, 1587060, 1692864, 1719315, 1833936, 1904472, 2063178, 2116080, 2292420, 2380590, 2445248, 2539296, 2750904, 2821440, 3056560, 3094767, 3174120, 3438630, 3667872, 3808944, 4126356, 4232160, 4584840, 4761180, 5078592, 5157945, 5501808, 6113120, 6189534, 6348240, 6877260, 7335744, 7617888, 8252712, 8464320, 9169680, 9522360, 10315890, 11003616, 12226240, 12379068, 12696480, 13754520, 15235776, 15473835, 16505424, 18339360, 19044720, 20631780, 22007232, 24758136, 25392960, 27509040, 30947670, 33010848, 36678720, 38089440, 41263560, 49516272, 55018080, 61895340, 66021696, 76178880, 82527120, 99032544, 110036160, 123790680, 165054240, 198065088, 247581360, 330108480, 495162720, 990325440]

約数ペア:

[(1, 990325440), (2, 495162720), (3, 330108480), (4, 247581360), (5, 198065088), (6, 165054240), (8, 123790680), (9, 110036160), (10, 99032544), (12, 82527120), (13, 76178880), (15, 66021696), (16, 61895340), (18, 55018080), (20, 49516272), (24, 41263560), (26, 38089440), (27, 36678720), (30, 33010848), (32, 30947670), (36, 27509040), (39, 25392960), (40, 24758136), (45, 22007232), (48, 20631780), (52, 19044720), (54, 18339360), (60, 16505424), (64, 15473835), (65, 15235776), (72, 13754520), (78, 12696480), (80, 12379068), (81, 12226240), (90, 11003616), (96, 10315890), (104, 9522360), (108, 9169680), (117, 8464320), (120, 8252712), (130, 7617888), (135, 7335744), (144, 6877260), (156, 6348240), (160, 6189534), (162, 6113120), (180, 5501808), (192, 5157945), (195, 5078592), (208, 4761180), (216, 4584840), (234, 4232160), (240, 4126356), (260, 3808944), (270, 3667872), (288, 3438630), (312, 3174120), (320, 3094767), (324, 3056560), (351, 2821440), (360, 2750904), (390, 2539296), (405, 2445248), (416, 2380590), (432, 2292420), (468, 2116080), (480, 2063178), (520, 1904472), (540, 1833936), (576, 1719315), (585, 1692864), (624, 1587060), (648, 1528280), (702, 1410720), (720, 1375452), (780, 1269648), (810, 1222624), (832, 1190295), (864, 1146210), (936, 1058040), (960, 1031589), (1040, 952236), (1053, 940480), (1080, 916968), (1170, 846432), (1248, 793530), (1296, 764140), (1404, 705360), (1440, 687726), (1560, 634824), (1620, 611312), (1728, 573105), (1755, 564288), (1872, 529020), (2080, 476118), (2106, 470240), (2160, 458484), (2340, 423216), (2496, 396765), (2592, 382070), (2808, 352680), (2880, 343863), (2939, 336960), (3120, 317412), (3240, 305656), (3510, 282144), (3744, 264510), (4160, 238059), (4212, 235120), (4320, 229242), (4680, 211608), (5184, 191035), (5265, 188096), (5616, 176340), (5878, 168480), (6240, 158706), (6480, 152828), (7020, 141072), (7488, 132255), (8424, 117560), (8640, 114621), (8817, 112320), (9360, 105804), (10530, 94048), (11232, 88170), (11756, 84240), (12480, 79353), (12960, 76414), (14040, 70536), (14695, 67392), (16848, 58780), (17634, 56160), (18720, 52902), (21060, 47024), (22464, 44085), (23512, 42120), (25920, 38207), (26451, 37440), (28080, 35268), (29390, 33696)]