68603920

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:118

約数の個数: 240

約数和(自身を含む): 212718528

約数和(自身を除く): 144114608

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 37, 40, 43, 44, 49, 55, 56, 70, 74, 77, 80, 86, 88, 98, 110, 112, 140, 148, 154, 172, 176, 185, 196, 215, 220, 245, 259, 280, 296, 301, 308, 344, 370, 385, 392, 407, 430, 440, 473, 490, 518, 539, 560, 592, 602, 616, 688, 740, 770, 784, 814, 860, 880, 946, 980, 1036, 1078, 1204, 1232, 1295, 1480, 1505, 1540, 1591, 1628, 1720, 1813, 1892, 1960, 2035, 2072, 2107, 2156, 2365, 2408, 2590, 2695, 2849, 2960, 3010, 3080, 3182, 3256, 3311, 3440, 3626, 3784, 3920, 4070, 4144, 4214, 4312, 4730, 4816, 5180, 5390, 5698, 6020, 6160, 6364, 6512, 6622, 7252, 7568, 7955, 8140, 8428, 8624, 9065, 9460, 10360, 10535, 10780, 11137, 11396, 12040, 12728, 13244, 14245, 14504, 15910, 16280, 16555, 16856, 17501, 18130, 18920, 19943, 20720, 21070, 21560, 22274, 22792, 23177, 24080, 25456, 26488, 28490, 29008, 31820, 32560, 33110, 33712, 35002, 36260, 37840, 39886, 42140, 43120, 44548, 45584, 46354, 52976, 55685, 56980, 63640, 66220, 70004, 72520, 77959, 79772, 84280, 87505, 89096, 92708, 99715, 111370, 113960, 115885, 122507, 127280, 132440, 140008, 145040, 155918, 159544, 168560, 175010, 178192, 185416, 199430, 222740, 227920, 231770, 245014, 264880, 280016, 311836, 319088, 350020, 370832, 389795, 398860, 445480, 463540, 490028, 612535, 623672, 700040, 779590, 797720, 857549, 890960, 927080, 980056, 1225070, 1247344, 1400080, 1559180, 1595440, 1715098, 1854160, 1960112, 2450140, 3118360, 3430196, 4287745, 4900280, 6236720, 6860392, 8575490, 9800560, 13720784, 17150980, 34301960, 68603920]

約数ペア:

[(1, 68603920), (2, 34301960), (4, 17150980), (5, 13720784), (7, 9800560), (8, 8575490), (10, 6860392), (11, 6236720), (14, 4900280), (16, 4287745), (20, 3430196), (22, 3118360), (28, 2450140), (35, 1960112), (37, 1854160), (40, 1715098), (43, 1595440), (44, 1559180), (49, 1400080), (55, 1247344), (56, 1225070), (70, 980056), (74, 927080), (77, 890960), (80, 857549), (86, 797720), (88, 779590), (98, 700040), (110, 623672), (112, 612535), (140, 490028), (148, 463540), (154, 445480), (172, 398860), (176, 389795), (185, 370832), (196, 350020), (215, 319088), (220, 311836), (245, 280016), (259, 264880), (280, 245014), (296, 231770), (301, 227920), (308, 222740), (344, 199430), (370, 185416), (385, 178192), (392, 175010), (407, 168560), (430, 159544), (440, 155918), (473, 145040), (490, 140008), (518, 132440), (539, 127280), (560, 122507), (592, 115885), (602, 113960), (616, 111370), (688, 99715), (740, 92708), (770, 89096), (784, 87505), (814, 84280), (860, 79772), (880, 77959), (946, 72520), (980, 70004), (1036, 66220), (1078, 63640), (1204, 56980), (1232, 55685), (1295, 52976), (1480, 46354), (1505, 45584), (1540, 44548), (1591, 43120), (1628, 42140), (1720, 39886), (1813, 37840), (1892, 36260), (1960, 35002), (2035, 33712), (2072, 33110), (2107, 32560), (2156, 31820), (2365, 29008), (2408, 28490), (2590, 26488), (2695, 25456), (2849, 24080), (2960, 23177), (3010, 22792), (3080, 22274), (3182, 21560), (3256, 21070), (3311, 20720), (3440, 19943), (3626, 18920), (3784, 18130), (3920, 17501), (4070, 16856), (4144, 16555), (4214, 16280), (4312, 15910), (4730, 14504), (4816, 14245), (5180, 13244), (5390, 12728), (5698, 12040), (6020, 11396), (6160, 11137), (6364, 10780), (6512, 10535), (6622, 10360), (7252, 9460), (7568, 9065), (7955, 8624), (8140, 8428)]