181242720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{125863}}^1$

素因数の和:125884

約数の個数: 72

約数和(自身を含む): 618495696

約数和(自身を除く): 437252976

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, 125863, 251726, 377589, 503452, 629315, 755178, 1006904, 1132767, 1258630, 1510356, 1887945, 2013808, 2265534, 2517260, 3020712, 3775890, 4027616, 4531068, 5034520, 5663835, 6041424, 7551780, 9062136, 10069040, 11327670, 12082848, 15103560, 18124272, 20138080, 22655340, 30207120, 36248544, 45310680, 60414240, 90621360, 181242720]

約数ペア:

[(1, 181242720), (2, 90621360), (3, 60414240), (4, 45310680), (5, 36248544), (6, 30207120), (8, 22655340), (9, 20138080), (10, 18124272), (12, 15103560), (15, 12082848), (16, 11327670), (18, 10069040), (20, 9062136), (24, 7551780), (30, 6041424), (32, 5663835), (36, 5034520), (40, 4531068), (45, 4027616), (48, 3775890), (60, 3020712), (72, 2517260), (80, 2265534), (90, 2013808), (96, 1887945), (120, 1510356), (144, 1258630), (160, 1132767), (180, 1006904), (240, 755178), (288, 629315), (360, 503452), (480, 377589), (720, 251726), (1440, 125863)]