203463680

素因数分解:

$2^{10}\times 5^1\times 7^2\times {\mathrm{811}}^1$

素因数の和:850

約数の個数: 132

約数和(自身を含む): 568460088

約数和(自身を除く): 364996408

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 512, 560, 640, 784, 811, 896, 980, 1024, 1120, 1280, 1568, 1622, 1792, 1960, 2240, 2560, 3136, 3244, 3584, 3920, 4055, 4480, 5120, 5677, 6272, 6488, 7168, 7840, 8110, 8960, 11354, 12544, 12976, 15680, 16220, 17920, 22708, 25088, 25952, 28385, 31360, 32440, 35840, 39739, 45416, 50176, 51904, 56770, 62720, 64880, 79478, 90832, 103808, 113540, 125440, 129760, 158956, 181664, 198695, 207616, 227080, 250880, 259520, 317912, 363328, 397390, 415232, 454160, 519040, 635824, 726656, 794780, 830464, 908320, 1038080, 1271648, 1453312, 1589560, 1816640, 2076160, 2543296, 2906624, 3179120, 3633280, 4152320, 5086592, 5813248, 6358240, 7266560, 10173184, 12716480, 14533120, 20346368, 25432960, 29066240, 40692736, 50865920, 101731840, 203463680]

約数ペア:

[(1, 203463680), (2, 101731840), (4, 50865920), (5, 40692736), (7, 29066240), (8, 25432960), (10, 20346368), (14, 14533120), (16, 12716480), (20, 10173184), (28, 7266560), (32, 6358240), (35, 5813248), (40, 5086592), (49, 4152320), (56, 3633280), (64, 3179120), (70, 2906624), (80, 2543296), (98, 2076160), (112, 1816640), (128, 1589560), (140, 1453312), (160, 1271648), (196, 1038080), (224, 908320), (245, 830464), (256, 794780), (280, 726656), (320, 635824), (392, 519040), (448, 454160), (490, 415232), (512, 397390), (560, 363328), (640, 317912), (784, 259520), (811, 250880), (896, 227080), (980, 207616), (1024, 198695), (1120, 181664), (1280, 158956), (1568, 129760), (1622, 125440), (1792, 113540), (1960, 103808), (2240, 90832), (2560, 79478), (3136, 64880), (3244, 62720), (3584, 56770), (3920, 51904), (4055, 50176), (4480, 45416), (5120, 39739), (5677, 35840), (6272, 32440), (6488, 31360), (7168, 28385), (7840, 25952), (8110, 25088), (8960, 22708), (11354, 17920), (12544, 16220), (12976, 15680)]