55282140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{1559}}^1$

素因数の和:1771

約数の個数: 72

約数和(自身を含む): 168648480

約数和(自身を除く): 113366340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 197, 394, 591, 788, 985, 1182, 1559, 1773, 1970, 2364, 2955, 3118, 3546, 3940, 4677, 5910, 6236, 7092, 7795, 8865, 9354, 11820, 14031, 15590, 17730, 18708, 23385, 28062, 31180, 35460, 46770, 56124, 70155, 93540, 140310, 280620, 307123, 614246, 921369, 1228492, 1535615, 1842738, 2764107, 3071230, 3685476, 4606845, 5528214, 6142460, 9213690, 11056428, 13820535, 18427380, 27641070, 55282140]

約数ペア:

[(1, 55282140), (2, 27641070), (3, 18427380), (4, 13820535), (5, 11056428), (6, 9213690), (9, 6142460), (10, 5528214), (12, 4606845), (15, 3685476), (18, 3071230), (20, 2764107), (30, 1842738), (36, 1535615), (45, 1228492), (60, 921369), (90, 614246), (180, 307123), (197, 280620), (394, 140310), (591, 93540), (788, 70155), (985, 56124), (1182, 46770), (1559, 35460), (1773, 31180), (1970, 28062), (2364, 23385), (2955, 18708), (3118, 17730), (3546, 15590), (3940, 14031), (4677, 11820), (5910, 9354), (6236, 8865), (7092, 7795)]