30888720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{42901}}^1$

素因数の和:42920

約数の個数: 60

約数和(自身を含む): 103737036

約数和(自身を除く): 72848316

約数列:

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

約数ペア:

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