20420559360

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{307}}^1\times {\mathrm{2887}}^1$

素因数の和:3223

約数の個数: 240

約数和(自身を含む): 70977082176

約数和(自身を除く): 50556522816

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 307, 320, 360, 384, 480, 512, 576, 614, 640, 720, 768, 921, 960, 1152, 1228, 1280, 1440, 1535, 1536, 1842, 1920, 2304, 2456, 2560, 2763, 2880, 2887, 3070, 3684, 3840, 4605, 4608, 4912, 5526, 5760, 5774, 6140, 7368, 7680, 8661, 9210, 9824, 11052, 11520, 11548, 12280, 13815, 14435, 14736, 17322, 18420, 19648, 22104, 23040, 23096, 24560, 25983, 27630, 28870, 29472, 34644, 36840, 39296, 43305, 44208, 46192, 49120, 51966, 55260, 57740, 58944, 69288, 73680, 78592, 86610, 88416, 92384, 98240, 103932, 110520, 115480, 117888, 129915, 138576, 147360, 157184, 173220, 176832, 184768, 196480, 207864, 221040, 230960, 235776, 259830, 277152, 294720, 346440, 353664, 369536, 392960, 415728, 442080, 461920, 471552, 519660, 554304, 589440, 692880, 707328, 739072, 785920, 831456, 884160, 886309, 923840, 1039320, 1108608, 1178880, 1385760, 1414656, 1478144, 1662912, 1768320, 1772618, 1847680, 2078640, 2217216, 2357760, 2658927, 2771520, 3325824, 3536640, 3545236, 3695360, 4157280, 4431545, 4434432, 5317854, 5543040, 6651648, 7073280, 7090472, 7390720, 7976781, 8314560, 8863090, 10635708, 11086080, 13294635, 13303296, 14180944, 15953562, 16629120, 17726180, 21271416, 22172160, 26589270, 28361888, 31907124, 33258240, 35452360, 39883905, 42542832, 53178540, 56723776, 63814248, 66516480, 70904720, 79767810, 85085664, 106357080, 113447552, 127628496, 141809440, 159535620, 170171328, 212714160, 226895104, 255256992, 283618880, 319071240, 340342656, 425428320, 453790208, 510513984, 567237760, 638142480, 680685312, 850856640, 1021027968, 1134475520, 1276284960, 1361370624, 1701713280, 2042055936, 2268951040, 2552569920, 3403426560, 4084111872, 5105139840, 6806853120, 10210279680, 20420559360]

約数ペア:

[(1, 20420559360), (2, 10210279680), (3, 6806853120), (4, 5105139840), (5, 4084111872), (6, 3403426560), (8, 2552569920), (9, 2268951040), (10, 2042055936), (12, 1701713280), (15, 1361370624), (16, 1276284960), (18, 1134475520), (20, 1021027968), (24, 850856640), (30, 680685312), (32, 638142480), (36, 567237760), (40, 510513984), (45, 453790208), (48, 425428320), (60, 340342656), (64, 319071240), (72, 283618880), (80, 255256992), (90, 226895104), (96, 212714160), (120, 170171328), (128, 159535620), (144, 141809440), (160, 127628496), (180, 113447552), (192, 106357080), (240, 85085664), (256, 79767810), (288, 70904720), (307, 66516480), (320, 63814248), (360, 56723776), (384, 53178540), (480, 42542832), (512, 39883905), (576, 35452360), (614, 33258240), (640, 31907124), (720, 28361888), (768, 26589270), (921, 22172160), (960, 21271416), (1152, 17726180), (1228, 16629120), (1280, 15953562), (1440, 14180944), (1535, 13303296), (1536, 13294635), (1842, 11086080), (1920, 10635708), (2304, 8863090), (2456, 8314560), (2560, 7976781), (2763, 7390720), (2880, 7090472), (2887, 7073280), (3070, 6651648), (3684, 5543040), (3840, 5317854), (4605, 4434432), (4608, 4431545), (4912, 4157280), (5526, 3695360), (5760, 3545236), (5774, 3536640), (6140, 3325824), (7368, 2771520), (7680, 2658927), (8661, 2357760), (9210, 2217216), (9824, 2078640), (11052, 1847680), (11520, 1772618), (11548, 1768320), (12280, 1662912), (13815, 1478144), (14435, 1414656), (14736, 1385760), (17322, 1178880), (18420, 1108608), (19648, 1039320), (22104, 923840), (23040, 886309), (23096, 884160), (24560, 831456), (25983, 785920), (27630, 739072), (28870, 707328), (29472, 692880), (34644, 589440), (36840, 554304), (39296, 519660), (43305, 471552), (44208, 461920), (46192, 442080), (49120, 415728), (51966, 392960), (55260, 369536), (57740, 353664), (58944, 346440), (69288, 294720), (73680, 277152), (78592, 259830), (86610, 235776), (88416, 230960), (92384, 221040), (98240, 207864), (103932, 196480), (110520, 184768), (115480, 176832), (117888, 173220), (129915, 157184), (138576, 147360)]