77378840

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:170

約数の個数: 192

約数和(自身を含む): 229249440

約数和(自身を除く): 151870600

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 37, 40, 44, 49, 55, 56, 70, 74, 77, 88, 97, 98, 110, 140, 148, 154, 185, 194, 196, 220, 245, 259, 280, 296, 308, 370, 385, 388, 392, 407, 440, 485, 490, 518, 539, 616, 679, 740, 770, 776, 814, 970, 980, 1036, 1067, 1078, 1295, 1358, 1480, 1540, 1628, 1813, 1940, 1960, 2035, 2072, 2134, 2156, 2590, 2695, 2716, 2849, 3080, 3256, 3395, 3589, 3626, 3880, 4070, 4268, 4312, 4753, 5180, 5335, 5390, 5432, 5698, 6790, 7178, 7252, 7469, 8140, 8536, 9065, 9506, 10360, 10670, 10780, 11396, 13580, 14245, 14356, 14504, 14938, 16280, 17945, 18130, 19012, 19943, 21340, 21560, 22792, 23765, 25123, 27160, 28490, 28712, 29876, 35890, 36260, 37345, 38024, 39479, 39886, 42680, 47530, 50246, 52283, 56980, 59752, 71780, 72520, 74690, 78958, 79772, 95060, 99715, 100492, 104566, 113960, 125615, 143560, 149380, 157916, 159544, 175861, 190120, 197395, 199430, 200984, 209132, 251230, 261415, 276353, 298760, 315832, 351722, 394790, 398860, 418264, 502460, 522830, 552706, 703444, 789580, 797720, 879305, 1004920, 1045660, 1105412, 1381765, 1406888, 1579160, 1758610, 1934471, 2091320, 2210824, 2763530, 3517220, 3868942, 5527060, 7034440, 7737884, 9672355, 11054120, 15475768, 19344710, 38689420, 77378840]

約数ペア:

[(1, 77378840), (2, 38689420), (4, 19344710), (5, 15475768), (7, 11054120), (8, 9672355), (10, 7737884), (11, 7034440), (14, 5527060), (20, 3868942), (22, 3517220), (28, 2763530), (35, 2210824), (37, 2091320), (40, 1934471), (44, 1758610), (49, 1579160), (55, 1406888), (56, 1381765), (70, 1105412), (74, 1045660), (77, 1004920), (88, 879305), (97, 797720), (98, 789580), (110, 703444), (140, 552706), (148, 522830), (154, 502460), (185, 418264), (194, 398860), (196, 394790), (220, 351722), (245, 315832), (259, 298760), (280, 276353), (296, 261415), (308, 251230), (370, 209132), (385, 200984), (388, 199430), (392, 197395), (407, 190120), (440, 175861), (485, 159544), (490, 157916), (518, 149380), (539, 143560), (616, 125615), (679, 113960), (740, 104566), (770, 100492), (776, 99715), (814, 95060), (970, 79772), (980, 78958), (1036, 74690), (1067, 72520), (1078, 71780), (1295, 59752), (1358, 56980), (1480, 52283), (1540, 50246), (1628, 47530), (1813, 42680), (1940, 39886), (1960, 39479), (2035, 38024), (2072, 37345), (2134, 36260), (2156, 35890), (2590, 29876), (2695, 28712), (2716, 28490), (2849, 27160), (3080, 25123), (3256, 23765), (3395, 22792), (3589, 21560), (3626, 21340), (3880, 19943), (4070, 19012), (4268, 18130), (4312, 17945), (4753, 16280), (5180, 14938), (5335, 14504), (5390, 14356), (5432, 14245), (5698, 13580), (6790, 11396), (7178, 10780), (7252, 10670), (7469, 10360), (8140, 9506), (8536, 9065)]