28917960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1759}}^1$

素因数の和:1910

約数の個数: 64

約数和(自身を含む): 87436800

約数和(自身を除く): 58518840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 137, 274, 411, 548, 685, 822, 1096, 1370, 1644, 1759, 2055, 2740, 3288, 3518, 4110, 5277, 5480, 7036, 8220, 8795, 10554, 14072, 16440, 17590, 21108, 26385, 35180, 42216, 52770, 70360, 105540, 211080, 240983, 481966, 722949, 963932, 1204915, 1445898, 1927864, 2409830, 2891796, 3614745, 4819660, 5783592, 7229490, 9639320, 14458980, 28917960]

約数ペア:

[(1, 28917960), (2, 14458980), (3, 9639320), (4, 7229490), (5, 5783592), (6, 4819660), (8, 3614745), (10, 2891796), (12, 2409830), (15, 1927864), (20, 1445898), (24, 1204915), (30, 963932), (40, 722949), (60, 481966), (120, 240983), (137, 211080), (274, 105540), (411, 70360), (548, 52770), (685, 42216), (822, 35180), (1096, 26385), (1370, 21108), (1644, 17590), (1759, 16440), (2055, 14072), (2740, 10554), (3288, 8795), (3518, 8220), (4110, 7036), (5277, 5480)]