991564704

素因数分解:

$2^5\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:364

約数の個数: 288

約数和(自身を含む): 3269185920

約数和(自身を除く): 2277621216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 32, 36, 38, 39, 48, 52, 53, 57, 72, 76, 78, 96, 104, 106, 114, 117, 144, 152, 156, 159, 171, 208, 212, 228, 234, 247, 263, 288, 304, 312, 318, 342, 416, 424, 456, 468, 477, 494, 526, 608, 624, 636, 684, 689, 741, 789, 848, 912, 936, 954, 988, 1007, 1052, 1248, 1272, 1368, 1378, 1482, 1578, 1696, 1824, 1872, 1908, 1976, 2014, 2067, 2104, 2223, 2367, 2544, 2736, 2756, 2964, 3021, 3156, 3419, 3744, 3816, 3952, 4028, 4134, 4208, 4446, 4734, 4997, 5088, 5472, 5512, 5928, 6042, 6201, 6312, 6838, 7632, 7904, 8056, 8268, 8416, 8892, 9063, 9468, 9994, 10257, 11024, 11856, 12084, 12402, 12624, 13091, 13676, 13939, 14991, 15264, 16112, 16536, 17784, 18126, 18936, 19988, 20514, 22048, 23712, 24168, 24804, 25248, 26182, 27352, 27878, 29982, 30771, 32224, 33072, 35568, 36252, 37872, 39273, 39976, 41028, 41817, 44973, 48336, 49608, 52364, 54704, 55756, 59964, 61542, 64961, 66144, 71136, 72504, 75744, 78546, 79952, 82056, 83634, 89946, 96672, 99216, 104728, 109408, 111512, 117819, 119928, 123084, 125451, 129922, 145008, 157092, 159904, 164112, 167268, 179892, 181207, 194883, 198432, 209456, 223024, 235638, 239856, 246168, 250902, 259844, 264841, 290016, 314184, 328224, 334536, 359784, 362414, 389766, 418912, 446048, 471276, 479712, 492336, 501804, 519688, 529682, 543621, 584649, 628368, 669072, 719568, 724828, 779532, 794523, 942552, 984672, 1003608, 1039376, 1059364, 1087242, 1169298, 1256736, 1338144, 1439136, 1449656, 1559064, 1589046, 1630863, 1885104, 2007216, 2078752, 2118728, 2174484, 2338596, 2383569, 2899312, 3118128, 3178092, 3261726, 3442933, 3770208, 4014432, 4237456, 4348968, 4677192, 4767138, 5798624, 6236256, 6356184, 6523452, 6885866, 8474912, 8697936, 9354384, 9534276, 10328799, 12712368, 13046904, 13771732, 17395872, 18708768, 19068552, 20657598, 25424736, 26093808, 27543464, 30986397, 38137104, 41315196, 52187616, 55086928, 61972794, 76274208, 82630392, 110173856, 123945588, 165260784, 247891176, 330521568, 495782352, 991564704]

約数ペア:

[(1, 991564704), (2, 495782352), (3, 330521568), (4, 247891176), (6, 165260784), (8, 123945588), (9, 110173856), (12, 82630392), (13, 76274208), (16, 61972794), (18, 55086928), (19, 52187616), (24, 41315196), (26, 38137104), (32, 30986397), (36, 27543464), (38, 26093808), (39, 25424736), (48, 20657598), (52, 19068552), (53, 18708768), (57, 17395872), (72, 13771732), (76, 13046904), (78, 12712368), (96, 10328799), (104, 9534276), (106, 9354384), (114, 8697936), (117, 8474912), (144, 6885866), (152, 6523452), (156, 6356184), (159, 6236256), (171, 5798624), (208, 4767138), (212, 4677192), (228, 4348968), (234, 4237456), (247, 4014432), (263, 3770208), (288, 3442933), (304, 3261726), (312, 3178092), (318, 3118128), (342, 2899312), (416, 2383569), (424, 2338596), (456, 2174484), (468, 2118728), (477, 2078752), (494, 2007216), (526, 1885104), (608, 1630863), (624, 1589046), (636, 1559064), (684, 1449656), (689, 1439136), (741, 1338144), (789, 1256736), (848, 1169298), (912, 1087242), (936, 1059364), (954, 1039376), (988, 1003608), (1007, 984672), (1052, 942552), (1248, 794523), (1272, 779532), (1368, 724828), (1378, 719568), (1482, 669072), (1578, 628368), (1696, 584649), (1824, 543621), (1872, 529682), (1908, 519688), (1976, 501804), (2014, 492336), (2067, 479712), (2104, 471276), (2223, 446048), (2367, 418912), (2544, 389766), (2736, 362414), (2756, 359784), (2964, 334536), (3021, 328224), (3156, 314184), (3419, 290016), (3744, 264841), (3816, 259844), (3952, 250902), (4028, 246168), (4134, 239856), (4208, 235638), (4446, 223024), (4734, 209456), (4997, 198432), (5088, 194883), (5472, 181207), (5512, 179892), (5928, 167268), (6042, 164112), (6201, 159904), (6312, 157092), (6838, 145008), (7632, 129922), (7904, 125451), (8056, 123084), (8268, 119928), (8416, 117819), (8892, 111512), (9063, 109408), (9468, 104728), (9994, 99216), (10257, 96672), (11024, 89946), (11856, 83634), (12084, 82056), (12402, 79952), (12624, 78546), (13091, 75744), (13676, 72504), (13939, 71136), (14991, 66144), (15264, 64961), (16112, 61542), (16536, 59964), (17784, 55756), (18126, 54704), (18936, 52364), (19988, 49608), (20514, 48336), (22048, 44973), (23712, 41817), (24168, 41028), (24804, 39976), (25248, 39273), (26182, 37872), (27352, 36252), (27878, 35568), (29982, 33072), (30771, 32224)]