127164800

素因数分解:

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

素因数の和:849

約数の個数: 144

約数和(自身を含む): 365875020

約数和(自身を除く): 238710220

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 49, 50, 56, 64, 70, 80, 98, 100, 112, 128, 140, 160, 175, 196, 200, 224, 245, 280, 320, 350, 392, 400, 448, 490, 560, 640, 700, 784, 800, 811, 896, 980, 1120, 1225, 1400, 1568, 1600, 1622, 1960, 2240, 2450, 2800, 3136, 3200, 3244, 3920, 4055, 4480, 4900, 5600, 5677, 6272, 6488, 7840, 8110, 9800, 11200, 11354, 12976, 15680, 16220, 19600, 20275, 22400, 22708, 25952, 28385, 31360, 32440, 39200, 39739, 40550, 45416, 51904, 56770, 64880, 78400, 79478, 81100, 90832, 103808, 113540, 129760, 141925, 156800, 158956, 162200, 181664, 198695, 227080, 259520, 283850, 317912, 324400, 363328, 397390, 454160, 519040, 567700, 635824, 648800, 726656, 794780, 908320, 993475, 1135400, 1271648, 1297600, 1589560, 1816640, 1986950, 2270800, 2543296, 2595200, 3179120, 3633280, 3973900, 4541600, 5086592, 6358240, 7947800, 9083200, 12716480, 15895600, 18166400, 25432960, 31791200, 63582400, 127164800]

約数ペア:

[(1, 127164800), (2, 63582400), (4, 31791200), (5, 25432960), (7, 18166400), (8, 15895600), (10, 12716480), (14, 9083200), (16, 7947800), (20, 6358240), (25, 5086592), (28, 4541600), (32, 3973900), (35, 3633280), (40, 3179120), (49, 2595200), (50, 2543296), (56, 2270800), (64, 1986950), (70, 1816640), (80, 1589560), (98, 1297600), (100, 1271648), (112, 1135400), (128, 993475), (140, 908320), (160, 794780), (175, 726656), (196, 648800), (200, 635824), (224, 567700), (245, 519040), (280, 454160), (320, 397390), (350, 363328), (392, 324400), (400, 317912), (448, 283850), (490, 259520), (560, 227080), (640, 198695), (700, 181664), (784, 162200), (800, 158956), (811, 156800), (896, 141925), (980, 129760), (1120, 113540), (1225, 103808), (1400, 90832), (1568, 81100), (1600, 79478), (1622, 78400), (1960, 64880), (2240, 56770), (2450, 51904), (2800, 45416), (3136, 40550), (3200, 39739), (3244, 39200), (3920, 32440), (4055, 31360), (4480, 28385), (4900, 25952), (5600, 22708), (5677, 22400), (6272, 20275), (6488, 19600), (7840, 16220), (8110, 15680), (9800, 12976), (11200, 11354)]