1209960

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{3361}}^1$

素因数の和:3378

約数の個数: 48

約数和(自身を含む): 3933540

約数和(自身を除く): 2723580

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, 3361, 6722, 10083, 13444, 16805, 20166, 26888, 30249, 33610, 40332, 50415, 60498, 67220, 80664, 100830, 120996, 134440, 151245, 201660, 241992, 302490, 403320, 604980, 1209960]

約数ペア:

[(1, 1209960), (2, 604980), (3, 403320), (4, 302490), (5, 241992), (6, 201660), (8, 151245), (9, 134440), (10, 120996), (12, 100830), (15, 80664), (18, 67220), (20, 60498), (24, 50415), (30, 40332), (36, 33610), (40, 30249), (45, 26888), (60, 20166), (72, 16805), (90, 13444), (120, 10083), (180, 6722), (360, 3361)]