290501792

素因数分解:

$2^5\times 7^4\times {\mathrm{19}}^1\times {\mathrm{199}}^1$

素因数の和:256

約数の個数: 120

約数和(自身を含む): 705852000

約数和(自身を除く): 415350208

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 49, 56, 76, 98, 112, 133, 152, 196, 199, 224, 266, 304, 343, 392, 398, 532, 608, 686, 784, 796, 931, 1064, 1372, 1393, 1568, 1592, 1862, 2128, 2401, 2744, 2786, 3184, 3724, 3781, 4256, 4802, 5488, 5572, 6368, 6517, 7448, 7562, 9604, 9751, 10976, 11144, 13034, 14896, 15124, 19208, 19502, 22288, 26068, 26467, 29792, 30248, 38416, 39004, 44576, 45619, 52136, 52934, 60496, 68257, 76832, 78008, 91238, 104272, 105868, 120992, 136514, 156016, 182476, 185269, 208544, 211736, 273028, 312032, 364952, 370538, 423472, 477799, 546056, 729904, 741076, 846944, 955598, 1092112, 1296883, 1459808, 1482152, 1911196, 2184224, 2593766, 2964304, 3822392, 5187532, 5928608, 7644784, 9078181, 10375064, 15289568, 18156362, 20750128, 36312724, 41500256, 72625448, 145250896, 290501792]

約数ペア:

[(1, 290501792), (2, 145250896), (4, 72625448), (7, 41500256), (8, 36312724), (14, 20750128), (16, 18156362), (19, 15289568), (28, 10375064), (32, 9078181), (38, 7644784), (49, 5928608), (56, 5187532), (76, 3822392), (98, 2964304), (112, 2593766), (133, 2184224), (152, 1911196), (196, 1482152), (199, 1459808), (224, 1296883), (266, 1092112), (304, 955598), (343, 846944), (392, 741076), (398, 729904), (532, 546056), (608, 477799), (686, 423472), (784, 370538), (796, 364952), (931, 312032), (1064, 273028), (1372, 211736), (1393, 208544), (1568, 185269), (1592, 182476), (1862, 156016), (2128, 136514), (2401, 120992), (2744, 105868), (2786, 104272), (3184, 91238), (3724, 78008), (3781, 76832), (4256, 68257), (4802, 60496), (5488, 52934), (5572, 52136), (6368, 45619), (6517, 44576), (7448, 39004), (7562, 38416), (9604, 30248), (9751, 29792), (10976, 26467), (11144, 26068), (13034, 22288), (14896, 19502), (15124, 19208)]