66480708

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{71}}^2\times {\mathrm{157}}^1$

素因数の和:313

約数の個数: 72

約数和(自身を含む): 180959296

約数和(自身を除く): 114478588

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 71, 84, 142, 157, 213, 284, 314, 426, 471, 497, 628, 852, 942, 994, 1099, 1491, 1884, 1988, 2198, 2982, 3297, 4396, 5041, 5964, 6594, 10082, 11147, 13188, 15123, 20164, 22294, 30246, 33441, 35287, 44588, 60492, 66882, 70574, 78029, 105861, 133764, 141148, 156058, 211722, 234087, 312116, 423444, 468174, 791437, 936348, 1582874, 2374311, 3165748, 4748622, 5540059, 9497244, 11080118, 16620177, 22160236, 33240354, 66480708]

約数ペア:

[(1, 66480708), (2, 33240354), (3, 22160236), (4, 16620177), (6, 11080118), (7, 9497244), (12, 5540059), (14, 4748622), (21, 3165748), (28, 2374311), (42, 1582874), (71, 936348), (84, 791437), (142, 468174), (157, 423444), (213, 312116), (284, 234087), (314, 211722), (426, 156058), (471, 141148), (497, 133764), (628, 105861), (852, 78029), (942, 70574), (994, 66882), (1099, 60492), (1491, 44588), (1884, 35287), (1988, 33441), (2198, 30246), (2982, 22294), (3297, 20164), (4396, 15123), (5041, 13188), (5964, 11147), (6594, 10082)]