198449280

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:419

約数の個数: 192

約数和(自身を含む): 693126720

約数和(自身を除く): 494677440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 131, 144, 160, 180, 192, 240, 262, 263, 288, 320, 360, 384, 393, 480, 524, 526, 576, 640, 655, 720, 786, 789, 960, 1048, 1052, 1152, 1179, 1310, 1315, 1440, 1572, 1578, 1920, 1965, 2096, 2104, 2358, 2367, 2620, 2630, 2880, 3144, 3156, 3930, 3945, 4192, 4208, 4716, 4734, 5240, 5260, 5760, 5895, 6288, 6312, 7860, 7890, 8384, 8416, 9432, 9468, 10480, 10520, 11790, 11835, 12576, 12624, 15720, 15780, 16768, 16832, 18864, 18936, 20960, 21040, 23580, 23670, 25152, 25248, 31440, 31560, 33664, 34453, 37728, 37872, 41920, 42080, 47160, 47340, 50304, 50496, 62880, 63120, 68906, 75456, 75744, 83840, 84160, 94320, 94680, 100992, 103359, 125760, 126240, 137812, 150912, 151488, 168320, 172265, 188640, 189360, 206718, 251520, 252480, 275624, 302976, 310077, 344530, 377280, 378720, 413436, 504960, 516795, 551248, 620154, 689060, 754560, 757440, 826872, 1033590, 1102496, 1240308, 1378120, 1514880, 1550385, 1653744, 2067180, 2204992, 2480616, 2756240, 3100770, 3307488, 4134360, 4409984, 4961232, 5512480, 6201540, 6614976, 8268720, 9922464, 11024960, 12403080, 13229952, 16537440, 19844928, 22049920, 24806160, 33074880, 39689856, 49612320, 66149760, 99224640, 198449280]

約数ペア:

[(1, 198449280), (2, 99224640), (3, 66149760), (4, 49612320), (5, 39689856), (6, 33074880), (8, 24806160), (9, 22049920), (10, 19844928), (12, 16537440), (15, 13229952), (16, 12403080), (18, 11024960), (20, 9922464), (24, 8268720), (30, 6614976), (32, 6201540), (36, 5512480), (40, 4961232), (45, 4409984), (48, 4134360), (60, 3307488), (64, 3100770), (72, 2756240), (80, 2480616), (90, 2204992), (96, 2067180), (120, 1653744), (128, 1550385), (131, 1514880), (144, 1378120), (160, 1240308), (180, 1102496), (192, 1033590), (240, 826872), (262, 757440), (263, 754560), (288, 689060), (320, 620154), (360, 551248), (384, 516795), (393, 504960), (480, 413436), (524, 378720), (526, 377280), (576, 344530), (640, 310077), (655, 302976), (720, 275624), (786, 252480), (789, 251520), (960, 206718), (1048, 189360), (1052, 188640), (1152, 172265), (1179, 168320), (1310, 151488), (1315, 150912), (1440, 137812), (1572, 126240), (1578, 125760), (1920, 103359), (1965, 100992), (2096, 94680), (2104, 94320), (2358, 84160), (2367, 83840), (2620, 75744), (2630, 75456), (2880, 68906), (3144, 63120), (3156, 62880), (3930, 50496), (3945, 50304), (4192, 47340), (4208, 47160), (4716, 42080), (4734, 41920), (5240, 37872), (5260, 37728), (5760, 34453), (5895, 33664), (6288, 31560), (6312, 31440), (7860, 25248), (7890, 25152), (8384, 23670), (8416, 23580), (9432, 21040), (9468, 20960), (10480, 18936), (10520, 18864), (11790, 16832), (11835, 16768), (12576, 15780), (12624, 15720)]