128143212

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{881}}^1$

素因数の和:959

約数の個数: 96

約数和(自身を含む): 341397504

約数和(自身を除く): 213254292

約数列:

[1, 2, 3, 4, 6, 12, 17, 23, 31, 34, 46, 51, 62, 68, 69, 92, 93, 102, 124, 138, 186, 204, 276, 372, 391, 527, 713, 782, 881, 1054, 1173, 1426, 1564, 1581, 1762, 2108, 2139, 2346, 2643, 2852, 3162, 3524, 4278, 4692, 5286, 6324, 8556, 10572, 12121, 14977, 20263, 24242, 27311, 29954, 36363, 40526, 44931, 48484, 54622, 59908, 60789, 72726, 81052, 81933, 89862, 109244, 121578, 145452, 163866, 179724, 243156, 327732, 344471, 464287, 628153, 688942, 928574, 1033413, 1256306, 1377884, 1392861, 1857148, 1884459, 2066826, 2512612, 2785722, 3768918, 4133652, 5571444, 7537836, 10678601, 21357202, 32035803, 42714404, 64071606, 128143212]

約数ペア:

[(1, 128143212), (2, 64071606), (3, 42714404), (4, 32035803), (6, 21357202), (12, 10678601), (17, 7537836), (23, 5571444), (31, 4133652), (34, 3768918), (46, 2785722), (51, 2512612), (62, 2066826), (68, 1884459), (69, 1857148), (92, 1392861), (93, 1377884), (102, 1256306), (124, 1033413), (138, 928574), (186, 688942), (204, 628153), (276, 464287), (372, 344471), (391, 327732), (527, 243156), (713, 179724), (782, 163866), (881, 145452), (1054, 121578), (1173, 109244), (1426, 89862), (1564, 81933), (1581, 81052), (1762, 72726), (2108, 60789), (2139, 59908), (2346, 54622), (2643, 48484), (2852, 44931), (3162, 40526), (3524, 36363), (4278, 29954), (4692, 27311), (5286, 24242), (6324, 20263), (8556, 14977), (10572, 12121)]