78884960

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{337}}^1$

素因数の和:389

約数の個数: 192

約数和(自身を含む): 245306880

約数和(自身を除く): 166421920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 19, 20, 22, 28, 32, 35, 38, 40, 44, 55, 56, 70, 76, 77, 80, 88, 95, 110, 112, 133, 140, 152, 154, 160, 176, 190, 209, 220, 224, 266, 280, 304, 308, 337, 352, 380, 385, 418, 440, 532, 560, 608, 616, 665, 674, 760, 770, 836, 880, 1045, 1064, 1120, 1232, 1330, 1348, 1463, 1520, 1540, 1672, 1685, 1760, 2090, 2128, 2359, 2464, 2660, 2696, 2926, 3040, 3080, 3344, 3370, 3707, 4180, 4256, 4718, 5320, 5392, 5852, 6160, 6403, 6688, 6740, 7315, 7414, 8360, 9436, 10640, 10784, 11704, 11795, 12320, 12806, 13480, 14630, 14828, 16720, 18535, 18872, 21280, 23408, 23590, 25612, 25949, 26960, 29260, 29656, 32015, 33440, 37070, 37744, 44821, 46816, 47180, 51224, 51898, 53920, 58520, 59312, 64030, 70433, 74140, 75488, 89642, 94360, 102448, 103796, 117040, 118624, 128060, 129745, 140866, 148280, 179284, 188720, 204896, 207592, 224105, 234080, 256120, 259490, 281732, 296560, 352165, 358568, 377440, 415184, 448210, 493031, 512240, 518980, 563464, 593120, 704330, 717136, 830368, 896420, 986062, 1024480, 1037960, 1126928, 1408660, 1434272, 1792840, 1972124, 2075920, 2253856, 2465155, 2817320, 3585680, 3944248, 4151840, 4930310, 5634640, 7171360, 7888496, 9860620, 11269280, 15776992, 19721240, 39442480, 78884960]

約数ペア:

[(1, 78884960), (2, 39442480), (4, 19721240), (5, 15776992), (7, 11269280), (8, 9860620), (10, 7888496), (11, 7171360), (14, 5634640), (16, 4930310), (19, 4151840), (20, 3944248), (22, 3585680), (28, 2817320), (32, 2465155), (35, 2253856), (38, 2075920), (40, 1972124), (44, 1792840), (55, 1434272), (56, 1408660), (70, 1126928), (76, 1037960), (77, 1024480), (80, 986062), (88, 896420), (95, 830368), (110, 717136), (112, 704330), (133, 593120), (140, 563464), (152, 518980), (154, 512240), (160, 493031), (176, 448210), (190, 415184), (209, 377440), (220, 358568), (224, 352165), (266, 296560), (280, 281732), (304, 259490), (308, 256120), (337, 234080), (352, 224105), (380, 207592), (385, 204896), (418, 188720), (440, 179284), (532, 148280), (560, 140866), (608, 129745), (616, 128060), (665, 118624), (674, 117040), (760, 103796), (770, 102448), (836, 94360), (880, 89642), (1045, 75488), (1064, 74140), (1120, 70433), (1232, 64030), (1330, 59312), (1348, 58520), (1463, 53920), (1520, 51898), (1540, 51224), (1672, 47180), (1685, 46816), (1760, 44821), (2090, 37744), (2128, 37070), (2359, 33440), (2464, 32015), (2660, 29656), (2696, 29260), (2926, 26960), (3040, 25949), (3080, 25612), (3344, 23590), (3370, 23408), (3707, 21280), (4180, 18872), (4256, 18535), (4718, 16720), (5320, 14828), (5392, 14630), (5852, 13480), (6160, 12806), (6403, 12320), (6688, 11795), (6740, 11704), (7315, 10784), (7414, 10640), (8360, 9436)]