319691680

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{337}}^1$

素因数の和:388

約数の個数: 216

約数和(自身を含む): 968578884

約数和(自身を除く): 648887204

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 70, 77, 80, 88, 98, 110, 112, 121, 140, 154, 160, 176, 196, 220, 224, 242, 245, 280, 308, 337, 352, 385, 392, 440, 484, 490, 539, 560, 605, 616, 674, 770, 784, 847, 880, 968, 980, 1078, 1120, 1210, 1232, 1348, 1540, 1568, 1685, 1694, 1760, 1936, 1960, 2156, 2359, 2420, 2464, 2695, 2696, 3080, 3370, 3388, 3707, 3872, 3920, 4235, 4312, 4718, 4840, 5390, 5392, 5929, 6160, 6740, 6776, 7414, 7840, 8470, 8624, 9436, 9680, 10780, 10784, 11795, 11858, 12320, 13480, 13552, 14828, 16513, 16940, 17248, 18535, 18872, 19360, 21560, 23590, 23716, 25949, 26960, 27104, 29645, 29656, 33026, 33880, 37070, 37744, 40777, 43120, 47180, 47432, 51898, 53920, 59290, 59312, 66052, 67760, 74140, 75488, 81554, 82565, 86240, 94360, 94864, 103796, 118580, 118624, 129745, 132104, 135520, 148280, 163108, 165130, 181643, 188720, 189728, 203885, 207592, 237160, 259490, 264208, 285439, 296560, 326216, 330260, 363286, 377440, 407770, 415184, 474320, 518980, 528416, 570878, 593120, 652432, 660520, 726572, 815540, 830368, 908215, 948640, 1037960, 1141756, 1304864, 1321040, 1427195, 1453144, 1631080, 1816430, 1998073, 2075920, 2283512, 2642080, 2854390, 2906288, 3262160, 3632860, 3996146, 4151840, 4567024, 5708780, 5812576, 6524320, 7265720, 7992292, 9134048, 9990365, 11417560, 14531440, 15984584, 19980730, 22835120, 29062880, 31969168, 39961460, 45670240, 63938336, 79922920, 159845840, 319691680]

約数ペア:

[(1, 319691680), (2, 159845840), (4, 79922920), (5, 63938336), (7, 45670240), (8, 39961460), (10, 31969168), (11, 29062880), (14, 22835120), (16, 19980730), (20, 15984584), (22, 14531440), (28, 11417560), (32, 9990365), (35, 9134048), (40, 7992292), (44, 7265720), (49, 6524320), (55, 5812576), (56, 5708780), (70, 4567024), (77, 4151840), (80, 3996146), (88, 3632860), (98, 3262160), (110, 2906288), (112, 2854390), (121, 2642080), (140, 2283512), (154, 2075920), (160, 1998073), (176, 1816430), (196, 1631080), (220, 1453144), (224, 1427195), (242, 1321040), (245, 1304864), (280, 1141756), (308, 1037960), (337, 948640), (352, 908215), (385, 830368), (392, 815540), (440, 726572), (484, 660520), (490, 652432), (539, 593120), (560, 570878), (605, 528416), (616, 518980), (674, 474320), (770, 415184), (784, 407770), (847, 377440), (880, 363286), (968, 330260), (980, 326216), (1078, 296560), (1120, 285439), (1210, 264208), (1232, 259490), (1348, 237160), (1540, 207592), (1568, 203885), (1685, 189728), (1694, 188720), (1760, 181643), (1936, 165130), (1960, 163108), (2156, 148280), (2359, 135520), (2420, 132104), (2464, 129745), (2695, 118624), (2696, 118580), (3080, 103796), (3370, 94864), (3388, 94360), (3707, 86240), (3872, 82565), (3920, 81554), (4235, 75488), (4312, 74140), (4718, 67760), (4840, 66052), (5390, 59312), (5392, 59290), (5929, 53920), (6160, 51898), (6740, 47432), (6776, 47180), (7414, 43120), (7840, 40777), (8470, 37744), (8624, 37070), (9436, 33880), (9680, 33026), (10780, 29656), (10784, 29645), (11795, 27104), (11858, 26960), (12320, 25949), (13480, 23716), (13552, 23590), (14828, 21560), (16513, 19360), (16940, 18872), (17248, 18535)]