61777440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{42901}}^1$

素因数の和:42922

約数の個数: 72

約数和(自身を含む): 210820428

約数和(自身を除く): 149042988

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, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 42901, 85802, 128703, 171604, 214505, 257406, 343208, 386109, 429010, 514812, 643515, 686416, 772218, 858020, 1029624, 1287030, 1372832, 1544436, 1716040, 1930545, 2059248, 2574060, 3088872, 3432080, 3861090, 4118496, 5148120, 6177744, 6864160, 7722180, 10296240, 12355488, 15444360, 20592480, 30888720, 61777440]

約数ペア:

[(1, 61777440), (2, 30888720), (3, 20592480), (4, 15444360), (5, 12355488), (6, 10296240), (8, 7722180), (9, 6864160), (10, 6177744), (12, 5148120), (15, 4118496), (16, 3861090), (18, 3432080), (20, 3088872), (24, 2574060), (30, 2059248), (32, 1930545), (36, 1716040), (40, 1544436), (45, 1372832), (48, 1287030), (60, 1029624), (72, 858020), (80, 772218), (90, 686416), (96, 643515), (120, 514812), (144, 429010), (160, 386109), (180, 343208), (240, 257406), (288, 214505), (360, 171604), (480, 128703), (720, 85802), (1440, 42901)]