20519002080

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{34171}}^1$

素因数の和:34334

約数の個数: 192

約数和(自身を含む): 72335289600

約数和(自身を除く): 51816287520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 139, 144, 160, 180, 216, 240, 270, 278, 288, 360, 417, 432, 480, 540, 556, 695, 720, 834, 864, 1080, 1112, 1251, 1390, 1440, 1668, 2085, 2160, 2224, 2502, 2780, 3336, 3753, 4170, 4320, 4448, 5004, 5560, 6255, 6672, 7506, 8340, 10008, 11120, 12510, 13344, 15012, 16680, 18765, 20016, 22240, 25020, 30024, 33360, 34171, 37530, 40032, 50040, 60048, 66720, 68342, 75060, 100080, 102513, 120096, 136684, 150120, 170855, 200160, 205026, 273368, 300240, 307539, 341710, 410052, 512565, 546736, 600480, 615078, 683420, 820104, 922617, 1025130, 1093472, 1230156, 1366840, 1537695, 1640208, 1845234, 2050260, 2460312, 2733680, 3075390, 3280416, 3690468, 4100520, 4613085, 4749769, 4920624, 5467360, 6150780, 7380936, 8201040, 9226170, 9499538, 9841248, 12301560, 14249307, 14761872, 16402080, 18452340, 18999076, 23748845, 24603120, 28498614, 29523744, 36904680, 37998152, 42747921, 47497690, 49206240, 56997228, 71246535, 73809360, 75996304, 85495842, 94995380, 113994456, 128243763, 142493070, 147618720, 151992608, 170991684, 189990760, 213739605, 227988912, 256487526, 284986140, 341983368, 379981520, 427479210, 455977824, 512975052, 569972280, 641218815, 683966736, 759963040, 854958420, 1025950104, 1139944560, 1282437630, 1367933472, 1709916840, 2051900208, 2279889120, 2564875260, 3419833680, 4103800416, 5129750520, 6839667360, 10259501040, 20519002080]

約数ペア:

[(1, 20519002080), (2, 10259501040), (3, 6839667360), (4, 5129750520), (5, 4103800416), (6, 3419833680), (8, 2564875260), (9, 2279889120), (10, 2051900208), (12, 1709916840), (15, 1367933472), (16, 1282437630), (18, 1139944560), (20, 1025950104), (24, 854958420), (27, 759963040), (30, 683966736), (32, 641218815), (36, 569972280), (40, 512975052), (45, 455977824), (48, 427479210), (54, 379981520), (60, 341983368), (72, 284986140), (80, 256487526), (90, 227988912), (96, 213739605), (108, 189990760), (120, 170991684), (135, 151992608), (139, 147618720), (144, 142493070), (160, 128243763), (180, 113994456), (216, 94995380), (240, 85495842), (270, 75996304), (278, 73809360), (288, 71246535), (360, 56997228), (417, 49206240), (432, 47497690), (480, 42747921), (540, 37998152), (556, 36904680), (695, 29523744), (720, 28498614), (834, 24603120), (864, 23748845), (1080, 18999076), (1112, 18452340), (1251, 16402080), (1390, 14761872), (1440, 14249307), (1668, 12301560), (2085, 9841248), (2160, 9499538), (2224, 9226170), (2502, 8201040), (2780, 7380936), (3336, 6150780), (3753, 5467360), (4170, 4920624), (4320, 4749769), (4448, 4613085), (5004, 4100520), (5560, 3690468), (6255, 3280416), (6672, 3075390), (7506, 2733680), (8340, 2460312), (10008, 2050260), (11120, 1845234), (12510, 1640208), (13344, 1537695), (15012, 1366840), (16680, 1230156), (18765, 1093472), (20016, 1025130), (22240, 922617), (25020, 820104), (30024, 683420), (33360, 615078), (34171, 600480), (37530, 546736), (40032, 512565), (50040, 410052), (60048, 341710), (66720, 307539), (68342, 300240), (75060, 273368), (100080, 205026), (102513, 200160), (120096, 170855), (136684, 150120)]