739698660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{661}}^1\times {\mathrm{6217}}^1$

素因数の和:6893

約数の個数: 72

約数和(自身を含む): 2247508536

約数和(自身を除く): 1507809876

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 661, 1322, 1983, 2644, 3305, 3966, 5949, 6217, 6610, 7932, 9915, 11898, 12434, 13220, 18651, 19830, 23796, 24868, 29745, 31085, 37302, 39660, 55953, 59490, 62170, 74604, 93255, 111906, 118980, 124340, 186510, 223812, 279765, 373020, 559530, 1119060, 4109437, 8218874, 12328311, 16437748, 20547185, 24656622, 36984933, 41094370, 49313244, 61641555, 73969866, 82188740, 123283110, 147939732, 184924665, 246566220, 369849330, 739698660]

約数ペア:

[(1, 739698660), (2, 369849330), (3, 246566220), (4, 184924665), (5, 147939732), (6, 123283110), (9, 82188740), (10, 73969866), (12, 61641555), (15, 49313244), (18, 41094370), (20, 36984933), (30, 24656622), (36, 20547185), (45, 16437748), (60, 12328311), (90, 8218874), (180, 4109437), (661, 1119060), (1322, 559530), (1983, 373020), (2644, 279765), (3305, 223812), (3966, 186510), (5949, 124340), (6217, 118980), (6610, 111906), (7932, 93255), (9915, 74604), (11898, 62170), (12434, 59490), (13220, 55953), (18651, 39660), (19830, 37302), (23796, 31085), (24868, 29745)]