138427320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1$

素因数の和:389

約数の個数: 128

約数和(自身を含む): 430214400

約数和(自身を除く): 291787080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 139, 172, 193, 215, 258, 278, 344, 386, 417, 430, 516, 556, 579, 645, 695, 772, 834, 860, 965, 1032, 1112, 1158, 1290, 1390, 1544, 1668, 1720, 1930, 2085, 2316, 2580, 2780, 2895, 3336, 3860, 4170, 4632, 5160, 5560, 5790, 5977, 7720, 8299, 8340, 11580, 11954, 16598, 16680, 17931, 23160, 23908, 24897, 26827, 29885, 33196, 35862, 41495, 47816, 49794, 53654, 59770, 66392, 71724, 80481, 82990, 89655, 99588, 107308, 119540, 124485, 134135, 143448, 160962, 165980, 179310, 199176, 214616, 239080, 248970, 268270, 321924, 331960, 358620, 402405, 497940, 536540, 643848, 717240, 804810, 995880, 1073080, 1153561, 1609620, 2307122, 3219240, 3460683, 4614244, 5767805, 6921366, 9228488, 11535610, 13842732, 17303415, 23071220, 27685464, 34606830, 46142440, 69213660, 138427320]

約数ペア:

[(1, 138427320), (2, 69213660), (3, 46142440), (4, 34606830), (5, 27685464), (6, 23071220), (8, 17303415), (10, 13842732), (12, 11535610), (15, 9228488), (20, 6921366), (24, 5767805), (30, 4614244), (40, 3460683), (43, 3219240), (60, 2307122), (86, 1609620), (120, 1153561), (129, 1073080), (139, 995880), (172, 804810), (193, 717240), (215, 643848), (258, 536540), (278, 497940), (344, 402405), (386, 358620), (417, 331960), (430, 321924), (516, 268270), (556, 248970), (579, 239080), (645, 214616), (695, 199176), (772, 179310), (834, 165980), (860, 160962), (965, 143448), (1032, 134135), (1112, 124485), (1158, 119540), (1290, 107308), (1390, 99588), (1544, 89655), (1668, 82990), (1720, 80481), (1930, 71724), (2085, 66392), (2316, 59770), (2580, 53654), (2780, 49794), (2895, 47816), (3336, 41495), (3860, 35862), (4170, 33196), (4632, 29885), (5160, 26827), (5560, 24897), (5790, 23908), (5977, 23160), (7720, 17931), (8299, 16680), (8340, 16598), (11580, 11954)]