161445760

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{36037}}^1$

素因数の和:36063

約数の個数: 64

約数和(自身を含む): 441105120

約数和(自身を除く): 279659360

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, 36037, 72074, 144148, 180185, 252259, 288296, 360370, 504518, 576592, 720740, 1009036, 1153184, 1261295, 1441480, 2018072, 2306368, 2522590, 2882960, 4036144, 4612736, 5045180, 5765920, 8072288, 10090360, 11531840, 16144576, 20180720, 23063680, 32289152, 40361440, 80722880, 161445760]

約数ペア:

[(1, 161445760), (2, 80722880), (4, 40361440), (5, 32289152), (7, 23063680), (8, 20180720), (10, 16144576), (14, 11531840), (16, 10090360), (20, 8072288), (28, 5765920), (32, 5045180), (35, 4612736), (40, 4036144), (56, 2882960), (64, 2522590), (70, 2306368), (80, 2018072), (112, 1441480), (128, 1261295), (140, 1153184), (160, 1009036), (224, 720740), (280, 576592), (320, 504518), (448, 360370), (560, 288296), (640, 252259), (896, 180185), (1120, 144148), (2240, 72074), (4480, 36037)]