81568536

素因数分解:

$2^3\times 3^1\times 7^2\times {\mathrm{139}}^1\times {\mathrm{499}}^1$

素因数の和:661

約数の個数: 96

約数和(自身を含む): 239400000

約数和(自身を除く): 157831464

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 139, 147, 168, 196, 278, 294, 392, 417, 499, 556, 588, 834, 973, 998, 1112, 1176, 1497, 1668, 1946, 1996, 2919, 2994, 3336, 3493, 3892, 3992, 5838, 5988, 6811, 6986, 7784, 10479, 11676, 11976, 13622, 13972, 20433, 20958, 23352, 24451, 27244, 27944, 40866, 41916, 48902, 54488, 69361, 73353, 81732, 83832, 97804, 138722, 146706, 163464, 195608, 208083, 277444, 293412, 416166, 485527, 554888, 586824, 832332, 971054, 1456581, 1664664, 1942108, 2913162, 3398689, 3884216, 5826324, 6797378, 10196067, 11652648, 13594756, 20392134, 27189512, 40784268, 81568536]

約数ペア:

[(1, 81568536), (2, 40784268), (3, 27189512), (4, 20392134), (6, 13594756), (7, 11652648), (8, 10196067), (12, 6797378), (14, 5826324), (21, 3884216), (24, 3398689), (28, 2913162), (42, 1942108), (49, 1664664), (56, 1456581), (84, 971054), (98, 832332), (139, 586824), (147, 554888), (168, 485527), (196, 416166), (278, 293412), (294, 277444), (392, 208083), (417, 195608), (499, 163464), (556, 146706), (588, 138722), (834, 97804), (973, 83832), (998, 81732), (1112, 73353), (1176, 69361), (1497, 54488), (1668, 48902), (1946, 41916), (1996, 40866), (2919, 27944), (2994, 27244), (3336, 24451), (3493, 23352), (3892, 20958), (3992, 20433), (5838, 13972), (5988, 13622), (6811, 11976), (6986, 11676), (7784, 10479)]