56638120

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:144

約数の個数: 192

約数和(自身を含む): 168428160

約数和(自身を除く): 111790040

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 37, 40, 44, 49, 55, 56, 70, 71, 74, 77, 88, 98, 110, 140, 142, 148, 154, 185, 196, 220, 245, 259, 280, 284, 296, 308, 355, 370, 385, 392, 407, 440, 490, 497, 518, 539, 568, 616, 710, 740, 770, 781, 814, 980, 994, 1036, 1078, 1295, 1420, 1480, 1540, 1562, 1628, 1813, 1960, 1988, 2035, 2072, 2156, 2485, 2590, 2627, 2695, 2840, 2849, 3080, 3124, 3256, 3479, 3626, 3905, 3976, 4070, 4312, 4970, 5180, 5254, 5390, 5467, 5698, 6248, 6958, 7252, 7810, 8140, 9065, 9940, 10360, 10508, 10780, 10934, 11396, 13135, 13916, 14245, 14504, 15620, 16280, 17395, 18130, 18389, 19880, 19943, 21016, 21560, 21868, 22792, 26270, 27335, 27832, 28490, 28897, 31240, 34790, 36260, 36778, 38269, 39886, 43736, 52540, 54670, 56980, 57794, 69580, 72520, 73556, 76538, 79772, 91945, 99715, 105080, 109340, 113960, 115588, 128723, 139160, 144485, 147112, 153076, 159544, 183890, 191345, 199430, 202279, 218680, 231176, 257446, 288970, 306152, 367780, 382690, 398860, 404558, 514892, 577940, 643615, 735560, 765380, 797720, 809116, 1011395, 1029784, 1155880, 1287230, 1415953, 1530760, 1618232, 2022790, 2574460, 2831906, 4045580, 5148920, 5663812, 7079765, 8091160, 11327624, 14159530, 28319060, 56638120]

約数ペア:

[(1, 56638120), (2, 28319060), (4, 14159530), (5, 11327624), (7, 8091160), (8, 7079765), (10, 5663812), (11, 5148920), (14, 4045580), (20, 2831906), (22, 2574460), (28, 2022790), (35, 1618232), (37, 1530760), (40, 1415953), (44, 1287230), (49, 1155880), (55, 1029784), (56, 1011395), (70, 809116), (71, 797720), (74, 765380), (77, 735560), (88, 643615), (98, 577940), (110, 514892), (140, 404558), (142, 398860), (148, 382690), (154, 367780), (185, 306152), (196, 288970), (220, 257446), (245, 231176), (259, 218680), (280, 202279), (284, 199430), (296, 191345), (308, 183890), (355, 159544), (370, 153076), (385, 147112), (392, 144485), (407, 139160), (440, 128723), (490, 115588), (497, 113960), (518, 109340), (539, 105080), (568, 99715), (616, 91945), (710, 79772), (740, 76538), (770, 73556), (781, 72520), (814, 69580), (980, 57794), (994, 56980), (1036, 54670), (1078, 52540), (1295, 43736), (1420, 39886), (1480, 38269), (1540, 36778), (1562, 36260), (1628, 34790), (1813, 31240), (1960, 28897), (1988, 28490), (2035, 27832), (2072, 27335), (2156, 26270), (2485, 22792), (2590, 21868), (2627, 21560), (2695, 21016), (2840, 19943), (2849, 19880), (3080, 18389), (3124, 18130), (3256, 17395), (3479, 16280), (3626, 15620), (3905, 14504), (3976, 14245), (4070, 13916), (4312, 13135), (4970, 11396), (5180, 10934), (5254, 10780), (5390, 10508), (5467, 10360), (5698, 9940), (6248, 9065), (6958, 8140), (7252, 7810)]