21791728128

素因数分解:

$2^9\times 3^1\times {\mathrm{103}}^1\times {\mathrm{181}}^1\times {\mathrm{761}}^1$

素因数の和:1066

約数の個数: 160

約数和(自身を含む): 59019472512

約数和(自身を除く): 37227744384

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 103, 128, 181, 192, 206, 256, 309, 362, 384, 412, 512, 543, 618, 724, 761, 768, 824, 1086, 1236, 1448, 1522, 1536, 1648, 2172, 2283, 2472, 2896, 3044, 3296, 4344, 4566, 4944, 5792, 6088, 6592, 8688, 9132, 9888, 11584, 12176, 13184, 17376, 18264, 18643, 19776, 23168, 24352, 26368, 34752, 36528, 37286, 39552, 46336, 48704, 52736, 55929, 69504, 73056, 74572, 78383, 79104, 92672, 97408, 111858, 137741, 139008, 146112, 149144, 156766, 158208, 194816, 223716, 235149, 275482, 278016, 292224, 298288, 313532, 389632, 413223, 447432, 470298, 550964, 584448, 596576, 627064, 826446, 894864, 940596, 1101928, 1168896, 1193152, 1254128, 1652892, 1789728, 1881192, 2203856, 2386304, 2508256, 3305784, 3579456, 3762384, 4407712, 4772608, 5016512, 6611568, 7158912, 7524768, 8815424, 9545216, 10033024, 13223136, 14187323, 14317824, 15049536, 17630848, 20066048, 26446272, 28374646, 28635648, 30099072, 35261696, 40132096, 42561969, 52892544, 56749292, 60198144, 70523392, 85123938, 105785088, 113498584, 120396288, 170247876, 211570176, 226997168, 340495752, 453994336, 680991504, 907988672, 1361983008, 1815977344, 2723966016, 3631954688, 5447932032, 7263909376, 10895864064, 21791728128]

約数ペア:

[(1, 21791728128), (2, 10895864064), (3, 7263909376), (4, 5447932032), (6, 3631954688), (8, 2723966016), (12, 1815977344), (16, 1361983008), (24, 907988672), (32, 680991504), (48, 453994336), (64, 340495752), (96, 226997168), (103, 211570176), (128, 170247876), (181, 120396288), (192, 113498584), (206, 105785088), (256, 85123938), (309, 70523392), (362, 60198144), (384, 56749292), (412, 52892544), (512, 42561969), (543, 40132096), (618, 35261696), (724, 30099072), (761, 28635648), (768, 28374646), (824, 26446272), (1086, 20066048), (1236, 17630848), (1448, 15049536), (1522, 14317824), (1536, 14187323), (1648, 13223136), (2172, 10033024), (2283, 9545216), (2472, 8815424), (2896, 7524768), (3044, 7158912), (3296, 6611568), (4344, 5016512), (4566, 4772608), (4944, 4407712), (5792, 3762384), (6088, 3579456), (6592, 3305784), (8688, 2508256), (9132, 2386304), (9888, 2203856), (11584, 1881192), (12176, 1789728), (13184, 1652892), (17376, 1254128), (18264, 1193152), (18643, 1168896), (19776, 1101928), (23168, 940596), (24352, 894864), (26368, 826446), (34752, 627064), (36528, 596576), (37286, 584448), (39552, 550964), (46336, 470298), (48704, 447432), (52736, 413223), (55929, 389632), (69504, 313532), (73056, 298288), (74572, 292224), (78383, 278016), (79104, 275482), (92672, 235149), (97408, 223716), (111858, 194816), (137741, 158208), (139008, 156766), (146112, 149144)]