251654471208

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{197}}^1\times {\mathrm{81761}}^1$

素因数の和:82008

約数の個数: 192

約数和(自身を含む): 808148689920

約数和(自身を除く): 556494218712

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 31, 36, 42, 56, 62, 63, 72, 84, 93, 124, 126, 168, 186, 197, 217, 248, 252, 279, 372, 394, 434, 504, 558, 591, 651, 744, 788, 868, 1116, 1182, 1302, 1379, 1576, 1736, 1773, 1953, 2232, 2364, 2604, 2758, 3546, 3906, 4137, 4728, 5208, 5516, 6107, 7092, 7812, 8274, 11032, 12214, 12411, 14184, 15624, 16548, 18321, 24428, 24822, 33096, 36642, 42749, 48856, 49644, 54963, 73284, 81761, 85498, 99288, 109926, 128247, 146568, 163522, 170996, 219852, 245283, 256494, 327044, 341992, 384741, 439704, 490566, 512988, 572327, 654088, 735849, 769482, 981132, 1025976, 1144654, 1471698, 1538964, 1716981, 1962264, 2289308, 2534591, 2943396, 3077928, 3433962, 4578616, 5069182, 5150943, 5886792, 6867924, 7603773, 10138364, 10301886, 13735848, 15207546, 16106917, 17742137, 20276728, 20603772, 22811319, 30415092, 32213834, 35484274, 41207544, 45622638, 48320751, 53226411, 60830184, 64427668, 70968548, 91245276, 96641502, 106452822, 112748419, 128855336, 141937096, 144962253, 159679233, 182490552, 193283004, 212905644, 225496838, 289924506, 319358466, 338245257, 386566008, 425811288, 450993676, 499314427, 579849012, 638716932, 676490514, 901987352, 998628854, 1014735771, 1159698024, 1277433864, 1352981028, 1497943281, 1997257708, 2029471542, 2705962056, 2995886562, 3495200989, 3994515416, 4058943084, 4493829843, 5991773124, 6990401978, 8117886168, 8987659686, 10485602967, 11983546248, 13980803956, 17975319372, 20971205934, 27961607912, 31456808901, 35950638744, 41942411868, 62913617802, 83884823736, 125827235604, 251654471208]

約数ペア:

[(1, 251654471208), (2, 125827235604), (3, 83884823736), (4, 62913617802), (6, 41942411868), (7, 35950638744), (8, 31456808901), (9, 27961607912), (12, 20971205934), (14, 17975319372), (18, 13980803956), (21, 11983546248), (24, 10485602967), (28, 8987659686), (31, 8117886168), (36, 6990401978), (42, 5991773124), (56, 4493829843), (62, 4058943084), (63, 3994515416), (72, 3495200989), (84, 2995886562), (93, 2705962056), (124, 2029471542), (126, 1997257708), (168, 1497943281), (186, 1352981028), (197, 1277433864), (217, 1159698024), (248, 1014735771), (252, 998628854), (279, 901987352), (372, 676490514), (394, 638716932), (434, 579849012), (504, 499314427), (558, 450993676), (591, 425811288), (651, 386566008), (744, 338245257), (788, 319358466), (868, 289924506), (1116, 225496838), (1182, 212905644), (1302, 193283004), (1379, 182490552), (1576, 159679233), (1736, 144962253), (1773, 141937096), (1953, 128855336), (2232, 112748419), (2364, 106452822), (2604, 96641502), (2758, 91245276), (3546, 70968548), (3906, 64427668), (4137, 60830184), (4728, 53226411), (5208, 48320751), (5516, 45622638), (6107, 41207544), (7092, 35484274), (7812, 32213834), (8274, 30415092), (11032, 22811319), (12214, 20603772), (12411, 20276728), (14184, 17742137), (15624, 16106917), (16548, 15207546), (18321, 13735848), (24428, 10301886), (24822, 10138364), (33096, 7603773), (36642, 6867924), (42749, 5886792), (48856, 5150943), (49644, 5069182), (54963, 4578616), (73284, 3433962), (81761, 3077928), (85498, 2943396), (99288, 2534591), (109926, 2289308), (128247, 1962264), (146568, 1716981), (163522, 1538964), (170996, 1471698), (219852, 1144654), (245283, 1025976), (256494, 981132), (327044, 769482), (341992, 735849), (384741, 654088), (439704, 572327), (490566, 512988)]