20479608864

素因数分解:

$2^5\times 3^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{5347}}^1$

素因数の和:5421

約数の個数: 384

約数和(自身を含む): 72452136960

約数和(自身を除く): 51972528096

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 13, 16, 18, 22, 24, 26, 27, 31, 32, 33, 36, 39, 44, 48, 52, 54, 62, 66, 72, 78, 88, 93, 96, 99, 104, 108, 117, 124, 132, 143, 144, 156, 176, 186, 198, 208, 216, 234, 248, 264, 279, 286, 288, 297, 312, 341, 351, 352, 372, 396, 403, 416, 429, 432, 468, 496, 528, 558, 572, 594, 624, 682, 702, 744, 792, 806, 837, 858, 864, 936, 992, 1023, 1056, 1116, 1144, 1188, 1209, 1248, 1287, 1364, 1404, 1488, 1584, 1612, 1674, 1716, 1872, 2046, 2232, 2288, 2376, 2418, 2574, 2728, 2808, 2976, 3069, 3168, 3224, 3348, 3432, 3627, 3744, 3861, 4092, 4433, 4464, 4576, 4752, 4836, 5148, 5347, 5456, 5616, 6138, 6448, 6696, 6864, 7254, 7722, 8184, 8866, 8928, 9207, 9504, 9672, 10296, 10694, 10881, 10912, 11232, 12276, 12896, 13299, 13392, 13728, 14508, 15444, 16041, 16368, 17732, 18414, 19344, 20592, 21388, 21762, 24552, 26598, 26784, 29016, 30888, 32082, 32736, 35464, 36828, 38688, 39897, 41184, 42776, 43524, 48123, 49104, 53196, 58032, 58817, 61776, 64164, 69511, 70928, 73656, 79794, 85552, 87048, 96246, 98208, 106392, 116064, 117634, 119691, 123552, 128328, 139022, 141856, 144369, 147312, 159588, 165757, 171104, 174096, 176451, 192492, 208533, 212784, 235268, 239382, 256656, 278044, 288738, 294624, 319176, 331514, 348192, 352902, 384984, 417066, 425568, 470536, 478764, 497271, 513312, 529353, 556088, 577476, 625599, 638352, 663028, 705804, 764621, 769968, 834132, 941072, 957528, 994542, 1058706, 1112176, 1154952, 1251198, 1276704, 1326056, 1411608, 1491813, 1529242, 1539936, 1588059, 1668264, 1823327, 1876797, 1882144, 1915056, 1989084, 2117412, 2154841, 2224352, 2293863, 2309904, 2502396, 2652112, 2823216, 2983626, 3058484, 3176118, 3336528, 3646654, 3753594, 3830112, 3978168, 4234824, 4309682, 4475439, 4587726, 4619808, 5004792, 5304224, 5469981, 5646432, 5967252, 6116968, 6352236, 6464523, 6673056, 6881589, 7293308, 7507188, 7956336, 8469648, 8619364, 8950878, 9175452, 10009584, 10939962, 11934504, 12233936, 12704472, 12929046, 13763178, 14586616, 15014376, 15912672, 16409943, 16939296, 17238728, 17901756, 18350904, 19393569, 20019168, 20644767, 21879924, 23703251, 23869008, 24467872, 25408944, 25858092, 27526356, 29173232, 30028752, 32819886, 34477456, 35803512, 36701808, 38787138, 41289534, 43759848, 47406502, 47738016, 49229829, 50817888, 51716184, 55052712, 58180707, 58346464, 60057504, 65639772, 68954912, 71109753, 71607024, 73403616, 77574276, 82579068, 87519696, 94813004, 98459658, 103432368, 110105424, 116361414, 131279544, 142219506, 143214048, 155148552, 165158136, 175039392, 189626008, 196919316, 206864736, 213329259, 220210848, 232722828, 262559088, 284439012, 310297104, 330316272, 379252016, 393838632, 426658518, 465445656, 525118176, 568878024, 620594208, 639987777, 660632544, 758504032, 787677264, 853317036, 930891312, 1137756048, 1279975554, 1575354528, 1706634072, 1861782624, 2275512096, 2559951108, 3413268144, 5119902216, 6826536288, 10239804432, 20479608864]

約数ペア:

[(1, 20479608864), (2, 10239804432), (3, 6826536288), (4, 5119902216), (6, 3413268144), (8, 2559951108), (9, 2275512096), (11, 1861782624), (12, 1706634072), (13, 1575354528), (16, 1279975554), (18, 1137756048), (22, 930891312), (24, 853317036), (26, 787677264), (27, 758504032), (31, 660632544), (32, 639987777), (33, 620594208), (36, 568878024), (39, 525118176), (44, 465445656), (48, 426658518), (52, 393838632), (54, 379252016), (62, 330316272), (66, 310297104), (72, 284439012), (78, 262559088), (88, 232722828), (93, 220210848), (96, 213329259), (99, 206864736), (104, 196919316), (108, 189626008), (117, 175039392), (124, 165158136), (132, 155148552), (143, 143214048), (144, 142219506), (156, 131279544), (176, 116361414), (186, 110105424), (198, 103432368), (208, 98459658), (216, 94813004), (234, 87519696), (248, 82579068), (264, 77574276), (279, 73403616), (286, 71607024), (288, 71109753), (297, 68954912), (312, 65639772), (341, 60057504), (351, 58346464), (352, 58180707), (372, 55052712), (396, 51716184), (403, 50817888), (416, 49229829), (429, 47738016), (432, 47406502), (468, 43759848), (496, 41289534), (528, 38787138), (558, 36701808), (572, 35803512), (594, 34477456), (624, 32819886), (682, 30028752), (702, 29173232), (744, 27526356), (792, 25858092), (806, 25408944), (837, 24467872), (858, 23869008), (864, 23703251), (936, 21879924), (992, 20644767), (1023, 20019168), (1056, 19393569), (1116, 18350904), (1144, 17901756), (1188, 17238728), (1209, 16939296), (1248, 16409943), (1287, 15912672), (1364, 15014376), (1404, 14586616), (1488, 13763178), (1584, 12929046), (1612, 12704472), (1674, 12233936), (1716, 11934504), (1872, 10939962), (2046, 10009584), (2232, 9175452), (2288, 8950878), (2376, 8619364), (2418, 8469648), (2574, 7956336), (2728, 7507188), (2808, 7293308), (2976, 6881589), (3069, 6673056), (3168, 6464523), (3224, 6352236), (3348, 6116968), (3432, 5967252), (3627, 5646432), (3744, 5469981), (3861, 5304224), (4092, 5004792), (4433, 4619808), (4464, 4587726), (4576, 4475439), (4752, 4309682), (4836, 4234824), (5148, 3978168), (5347, 3830112), (5456, 3753594), (5616, 3646654), (6138, 3336528), (6448, 3176118), (6696, 3058484), (6864, 2983626), (7254, 2823216), (7722, 2652112), (8184, 2502396), (8866, 2309904), (8928, 2293863), (9207, 2224352), (9504, 2154841), (9672, 2117412), (10296, 1989084), (10694, 1915056), (10881, 1882144), (10912, 1876797), (11232, 1823327), (12276, 1668264), (12896, 1588059), (13299, 1539936), (13392, 1529242), (13728, 1491813), (14508, 1411608), (15444, 1326056), (16041, 1276704), (16368, 1251198), (17732, 1154952), (18414, 1112176), (19344, 1058706), (20592, 994542), (21388, 957528), (21762, 941072), (24552, 834132), (26598, 769968), (26784, 764621), (29016, 705804), (30888, 663028), (32082, 638352), (32736, 625599), (35464, 577476), (36828, 556088), (38688, 529353), (39897, 513312), (41184, 497271), (42776, 478764), (43524, 470536), (48123, 425568), (49104, 417066), (53196, 384984), (58032, 352902), (58817, 348192), (61776, 331514), (64164, 319176), (69511, 294624), (70928, 288738), (73656, 278044), (79794, 256656), (85552, 239382), (87048, 235268), (96246, 212784), (98208, 208533), (106392, 192492), (116064, 176451), (117634, 174096), (119691, 171104), (123552, 165757), (128328, 159588), (139022, 147312), (141856, 144369)]