38912881280

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{5261}}^1$

素因数の和:5427

約数の個数: 256

約数和(自身を含む): 115417128960

約数和(自身を除く): 76504247680

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 127, 128, 130, 140, 160, 182, 208, 224, 254, 260, 280, 320, 364, 416, 448, 455, 508, 520, 560, 635, 640, 728, 832, 889, 896, 910, 1016, 1040, 1120, 1270, 1456, 1651, 1664, 1778, 1820, 2032, 2080, 2240, 2540, 2912, 3302, 3556, 3640, 4064, 4160, 4445, 4480, 5080, 5261, 5824, 6604, 7112, 7280, 8128, 8255, 8320, 8890, 10160, 10522, 11557, 11648, 13208, 14224, 14560, 16256, 16510, 17780, 20320, 21044, 23114, 26305, 26416, 28448, 29120, 33020, 35560, 36827, 40640, 42088, 46228, 52610, 52832, 56896, 57785, 58240, 66040, 68393, 71120, 73654, 81280, 84176, 92456, 105220, 105664, 113792, 115570, 132080, 136786, 142240, 147308, 168352, 184135, 184912, 210440, 211328, 231140, 264160, 273572, 284480, 294616, 336704, 341965, 368270, 369824, 420880, 462280, 478751, 528320, 547144, 568960, 589232, 668147, 673408, 683930, 736540, 739648, 841760, 924560, 957502, 1056640, 1094288, 1178464, 1336294, 1367860, 1473080, 1479296, 1683520, 1849120, 1915004, 2188576, 2356928, 2393755, 2672588, 2735720, 2946160, 3340735, 3367040, 3698240, 3830008, 4377152, 4677029, 4713856, 4787510, 5345176, 5471440, 5892320, 6681470, 7396480, 7660016, 8685911, 8754304, 9354058, 9575020, 10690352, 10942880, 11784640, 13362940, 15320032, 17371822, 18708116, 19150040, 21380704, 21885760, 23385145, 23569280, 26725880, 30640064, 34743644, 37416232, 38300080, 42761408, 43429555, 43771520, 46770290, 53451760, 60801377, 61280128, 69487288, 74832464, 76600160, 85522816, 86859110, 93540580, 106903520, 121602754, 138974576, 149664928, 153200320, 173718220, 187081160, 213807040, 243205508, 277949152, 299329856, 304006885, 306400640, 347436440, 374162320, 427614080, 486411016, 555898304, 598659712, 608013770, 694872880, 748324640, 972822032, 1111796608, 1216027540, 1389745760, 1496649280, 1945644064, 2432055080, 2779491520, 2993298560, 3891288128, 4864110160, 5558983040, 7782576256, 9728220320, 19456440640, 38912881280]

約数ペア:

[(1, 38912881280), (2, 19456440640), (4, 9728220320), (5, 7782576256), (7, 5558983040), (8, 4864110160), (10, 3891288128), (13, 2993298560), (14, 2779491520), (16, 2432055080), (20, 1945644064), (26, 1496649280), (28, 1389745760), (32, 1216027540), (35, 1111796608), (40, 972822032), (52, 748324640), (56, 694872880), (64, 608013770), (65, 598659712), (70, 555898304), (80, 486411016), (91, 427614080), (104, 374162320), (112, 347436440), (127, 306400640), (128, 304006885), (130, 299329856), (140, 277949152), (160, 243205508), (182, 213807040), (208, 187081160), (224, 173718220), (254, 153200320), (260, 149664928), (280, 138974576), (320, 121602754), (364, 106903520), (416, 93540580), (448, 86859110), (455, 85522816), (508, 76600160), (520, 74832464), (560, 69487288), (635, 61280128), (640, 60801377), (728, 53451760), (832, 46770290), (889, 43771520), (896, 43429555), (910, 42761408), (1016, 38300080), (1040, 37416232), (1120, 34743644), (1270, 30640064), (1456, 26725880), (1651, 23569280), (1664, 23385145), (1778, 21885760), (1820, 21380704), (2032, 19150040), (2080, 18708116), (2240, 17371822), (2540, 15320032), (2912, 13362940), (3302, 11784640), (3556, 10942880), (3640, 10690352), (4064, 9575020), (4160, 9354058), (4445, 8754304), (4480, 8685911), (5080, 7660016), (5261, 7396480), (5824, 6681470), (6604, 5892320), (7112, 5471440), (7280, 5345176), (8128, 4787510), (8255, 4713856), (8320, 4677029), (8890, 4377152), (10160, 3830008), (10522, 3698240), (11557, 3367040), (11648, 3340735), (13208, 2946160), (14224, 2735720), (14560, 2672588), (16256, 2393755), (16510, 2356928), (17780, 2188576), (20320, 1915004), (21044, 1849120), (23114, 1683520), (26305, 1479296), (26416, 1473080), (28448, 1367860), (29120, 1336294), (33020, 1178464), (35560, 1094288), (36827, 1056640), (40640, 957502), (42088, 924560), (46228, 841760), (52610, 739648), (52832, 736540), (56896, 683930), (57785, 673408), (58240, 668147), (66040, 589232), (68393, 568960), (71120, 547144), (73654, 528320), (81280, 478751), (84176, 462280), (92456, 420880), (105220, 369824), (105664, 368270), (113792, 341965), (115570, 336704), (132080, 294616), (136786, 284480), (142240, 273572), (147308, 264160), (168352, 231140), (184135, 211328), (184912, 210440)]