161553280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{36061}}^1$

素因数の和:36087

約数の個数: 64

約数和(自身を含む): 441398880

約数和(自身を除く): 279845600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 36061, 72122, 144244, 180305, 252427, 288488, 360610, 504854, 576976, 721220, 1009708, 1153952, 1262135, 1442440, 2019416, 2307904, 2524270, 2884880, 4038832, 4615808, 5048540, 5769760, 8077664, 10097080, 11539520, 16155328, 20194160, 23079040, 32310656, 40388320, 80776640, 161553280]

約数ペア:

[(1, 161553280), (2, 80776640), (4, 40388320), (5, 32310656), (7, 23079040), (8, 20194160), (10, 16155328), (14, 11539520), (16, 10097080), (20, 8077664), (28, 5769760), (32, 5048540), (35, 4615808), (40, 4038832), (56, 2884880), (64, 2524270), (70, 2307904), (80, 2019416), (112, 1442440), (128, 1262135), (140, 1153952), (160, 1009708), (224, 721220), (280, 576976), (320, 504854), (448, 360610), (560, 288488), (640, 252427), (896, 180305), (1120, 144244), (2240, 72122), (4480, 36061)]