55170990

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{29191}}^1$

素因数の和:29214

約数の個数: 64

約数和(自身を含む): 168145920

約数和(自身を除く): 112974930

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 29191, 58382, 87573, 145955, 175146, 204337, 262719, 291910, 408674, 437865, 525438, 613011, 788157, 875730, 1021685, 1226022, 1313595, 1576314, 1839033, 2043370, 2627190, 3065055, 3678066, 3940785, 5517099, 6130110, 7881570, 9195165, 11034198, 18390330, 27585495, 55170990]

約数ペア:

[(1, 55170990), (2, 27585495), (3, 18390330), (5, 11034198), (6, 9195165), (7, 7881570), (9, 6130110), (10, 5517099), (14, 3940785), (15, 3678066), (18, 3065055), (21, 2627190), (27, 2043370), (30, 1839033), (35, 1576314), (42, 1313595), (45, 1226022), (54, 1021685), (63, 875730), (70, 788157), (90, 613011), (105, 525438), (126, 437865), (135, 408674), (189, 291910), (210, 262719), (270, 204337), (315, 175146), (378, 145955), (630, 87573), (945, 58382), (1890, 29191)]