1289068920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{3580747}}^1$

素因数の和:3580764

約数の個数: 48

約数和(自身を含む): 4189475160

約数和(自身を除く): 2900406240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 3580747, 7161494, 10742241, 14322988, 17903735, 21484482, 28645976, 32226723, 35807470, 42968964, 53711205, 64453446, 71614940, 85937928, 107422410, 128906892, 143229880, 161133615, 214844820, 257813784, 322267230, 429689640, 644534460, 1289068920]

約数ペア:

[(1, 1289068920), (2, 644534460), (3, 429689640), (4, 322267230), (5, 257813784), (6, 214844820), (8, 161133615), (9, 143229880), (10, 128906892), (12, 107422410), (15, 85937928), (18, 71614940), (20, 64453446), (24, 53711205), (30, 42968964), (36, 35807470), (40, 32226723), (45, 28645976), (60, 21484482), (72, 17903735), (90, 14322988), (120, 10742241), (180, 7161494), (360, 3580747)]