243005776

素因数分解:

$2^4\times {\mathrm{13}}^3\times {\mathrm{31}}^1\times {\mathrm{223}}^1$

素因数の和:301

約数の個数: 80

約数和(自身を含む): 528855040

約数和(自身を除く): 285849264

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 169, 208, 223, 248, 338, 403, 446, 496, 676, 806, 892, 1352, 1612, 1784, 2197, 2704, 2899, 3224, 3568, 4394, 5239, 5798, 6448, 6913, 8788, 10478, 11596, 13826, 17576, 20956, 23192, 27652, 35152, 37687, 41912, 46384, 55304, 68107, 75374, 83824, 89869, 110608, 136214, 150748, 179738, 272428, 301496, 359476, 489931, 544856, 602992, 718952, 979862, 1089712, 1168297, 1437904, 1959724, 2336594, 3919448, 4673188, 7838896, 9346376, 15187861, 18692752, 30375722, 60751444, 121502888, 243005776]

約数ペア:

[(1, 243005776), (2, 121502888), (4, 60751444), (8, 30375722), (13, 18692752), (16, 15187861), (26, 9346376), (31, 7838896), (52, 4673188), (62, 3919448), (104, 2336594), (124, 1959724), (169, 1437904), (208, 1168297), (223, 1089712), (248, 979862), (338, 718952), (403, 602992), (446, 544856), (496, 489931), (676, 359476), (806, 301496), (892, 272428), (1352, 179738), (1612, 150748), (1784, 136214), (2197, 110608), (2704, 89869), (2899, 83824), (3224, 75374), (3568, 68107), (4394, 55304), (5239, 46384), (5798, 41912), (6448, 37687), (6913, 35152), (8788, 27652), (10478, 23192), (11596, 20956), (13826, 17576)]