2640354816

素因数分解:

$2^9\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^2$

素因数の和:205

約数の個数: 240

約数和(自身を含む): 8034200064

約数和(自身を除く): 5393845248

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 31, 32, 33, 44, 48, 62, 64, 66, 71, 88, 93, 96, 124, 128, 132, 142, 176, 186, 192, 213, 248, 256, 264, 284, 341, 352, 372, 384, 426, 496, 512, 528, 568, 682, 704, 744, 768, 781, 852, 992, 1023, 1056, 1136, 1364, 1408, 1488, 1536, 1562, 1704, 1984, 2046, 2112, 2201, 2272, 2343, 2728, 2816, 2976, 3124, 3408, 3968, 4092, 4224, 4402, 4544, 4686, 5041, 5456, 5632, 5952, 6248, 6603, 6816, 7936, 8184, 8448, 8804, 9088, 9372, 10082, 10912, 11904, 12496, 13206, 13632, 15123, 15872, 16368, 16896, 17608, 18176, 18744, 20164, 21824, 23808, 24211, 24992, 26412, 27264, 30246, 32736, 35216, 36352, 37488, 40328, 43648, 47616, 48422, 49984, 52824, 54528, 55451, 60492, 65472, 70432, 72633, 74976, 80656, 87296, 96844, 99968, 105648, 109056, 110902, 120984, 130944, 140864, 145266, 149952, 156271, 161312, 166353, 174592, 193688, 199936, 211296, 221804, 241968, 261888, 281728, 290532, 299904, 312542, 322624, 332706, 387376, 399872, 422592, 443608, 468813, 483936, 523776, 563456, 581064, 599808, 625084, 645248, 665412, 774752, 845184, 887216, 937626, 967872, 1126912, 1162128, 1199616, 1250168, 1290496, 1330824, 1549504, 1690368, 1718981, 1774432, 1875252, 1935744, 2324256, 2500336, 2580992, 2661648, 3099008, 3380736, 3437962, 3548864, 3750504, 3871488, 4648512, 5000672, 5156943, 5323296, 6198016, 6875924, 7097728, 7501008, 7742976, 9297024, 10001344, 10313886, 10646592, 12396032, 13751848, 14195456, 15002016, 18594048, 20002688, 20627772, 21293184, 27503696, 28390912, 30004032, 37188096, 40005376, 41255544, 42586368, 55007392, 60008064, 80010752, 82511088, 85172736, 110014784, 120016128, 165022176, 220029568, 240032256, 330044352, 440059136, 660088704, 880118272, 1320177408, 2640354816]

約数ペア:

[(1, 2640354816), (2, 1320177408), (3, 880118272), (4, 660088704), (6, 440059136), (8, 330044352), (11, 240032256), (12, 220029568), (16, 165022176), (22, 120016128), (24, 110014784), (31, 85172736), (32, 82511088), (33, 80010752), (44, 60008064), (48, 55007392), (62, 42586368), (64, 41255544), (66, 40005376), (71, 37188096), (88, 30004032), (93, 28390912), (96, 27503696), (124, 21293184), (128, 20627772), (132, 20002688), (142, 18594048), (176, 15002016), (186, 14195456), (192, 13751848), (213, 12396032), (248, 10646592), (256, 10313886), (264, 10001344), (284, 9297024), (341, 7742976), (352, 7501008), (372, 7097728), (384, 6875924), (426, 6198016), (496, 5323296), (512, 5156943), (528, 5000672), (568, 4648512), (682, 3871488), (704, 3750504), (744, 3548864), (768, 3437962), (781, 3380736), (852, 3099008), (992, 2661648), (1023, 2580992), (1056, 2500336), (1136, 2324256), (1364, 1935744), (1408, 1875252), (1488, 1774432), (1536, 1718981), (1562, 1690368), (1704, 1549504), (1984, 1330824), (2046, 1290496), (2112, 1250168), (2201, 1199616), (2272, 1162128), (2343, 1126912), (2728, 967872), (2816, 937626), (2976, 887216), (3124, 845184), (3408, 774752), (3968, 665412), (4092, 645248), (4224, 625084), (4402, 599808), (4544, 581064), (4686, 563456), (5041, 523776), (5456, 483936), (5632, 468813), (5952, 443608), (6248, 422592), (6603, 399872), (6816, 387376), (7936, 332706), (8184, 322624), (8448, 312542), (8804, 299904), (9088, 290532), (9372, 281728), (10082, 261888), (10912, 241968), (11904, 221804), (12496, 211296), (13206, 199936), (13632, 193688), (15123, 174592), (15872, 166353), (16368, 161312), (16896, 156271), (17608, 149952), (18176, 145266), (18744, 140864), (20164, 130944), (21824, 120984), (23808, 110902), (24211, 109056), (24992, 105648), (26412, 99968), (27264, 96844), (30246, 87296), (32736, 80656), (35216, 74976), (36352, 72633), (37488, 70432), (40328, 65472), (43648, 60492), (47616, 55451), (48422, 54528), (49984, 52824)]