78875478

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1$

素因数の和:219

約数の個数: 128

約数和(自身を含む): 207152640

約数和(自身を除く): 128277162

約数列:

[1, 2, 3, 6, 9, 11, 17, 18, 22, 27, 33, 34, 51, 54, 66, 73, 99, 102, 107, 146, 153, 187, 198, 214, 219, 297, 306, 321, 374, 438, 459, 561, 594, 642, 657, 803, 918, 963, 1122, 1177, 1241, 1314, 1606, 1683, 1819, 1926, 1971, 2354, 2409, 2482, 2889, 3366, 3531, 3638, 3723, 3942, 4818, 5049, 5457, 5778, 7062, 7227, 7446, 7811, 10098, 10593, 10914, 11169, 13651, 14454, 15622, 16371, 20009, 21186, 21681, 22338, 23433, 27302, 31779, 32742, 33507, 40018, 40953, 43362, 46866, 49113, 60027, 63558, 67014, 70299, 81906, 85921, 98226, 120054, 122859, 132787, 140598, 171842, 180081, 210897, 245718, 257763, 265574, 360162, 368577, 398361, 421794, 515526, 540243, 737154, 773289, 796722, 1080486, 1195083, 1460657, 1546578, 2319867, 2390166, 2921314, 3585249, 4381971, 4639734, 7170498, 8763942, 13145913, 26291826, 39437739, 78875478]

約数ペア:

[(1, 78875478), (2, 39437739), (3, 26291826), (6, 13145913), (9, 8763942), (11, 7170498), (17, 4639734), (18, 4381971), (22, 3585249), (27, 2921314), (33, 2390166), (34, 2319867), (51, 1546578), (54, 1460657), (66, 1195083), (73, 1080486), (99, 796722), (102, 773289), (107, 737154), (146, 540243), (153, 515526), (187, 421794), (198, 398361), (214, 368577), (219, 360162), (297, 265574), (306, 257763), (321, 245718), (374, 210897), (438, 180081), (459, 171842), (561, 140598), (594, 132787), (642, 122859), (657, 120054), (803, 98226), (918, 85921), (963, 81906), (1122, 70299), (1177, 67014), (1241, 63558), (1314, 60027), (1606, 49113), (1683, 46866), (1819, 43362), (1926, 40953), (1971, 40018), (2354, 33507), (2409, 32742), (2482, 31779), (2889, 27302), (3366, 23433), (3531, 22338), (3638, 21681), (3723, 21186), (3942, 20009), (4818, 16371), (5049, 15622), (5457, 14454), (5778, 13651), (7062, 11169), (7227, 10914), (7446, 10593), (7811, 10098)]