20512539264

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{30403}}^1$

素因数の和:30678

約数の個数: 128

約数和(自身を含む): 62520353280

約数和(自身を除く): 42007814016

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 251, 336, 384, 448, 502, 672, 753, 896, 1004, 1344, 1506, 1757, 2008, 2688, 3012, 3514, 4016, 5271, 6024, 7028, 8032, 10542, 12048, 14056, 16064, 21084, 24096, 28112, 30403, 32128, 42168, 48192, 56224, 60806, 84336, 91209, 96384, 112448, 121612, 168672, 182418, 212821, 224896, 243224, 337344, 364836, 425642, 486448, 638463, 674688, 729672, 851284, 972896, 1276926, 1459344, 1702568, 1945792, 2553852, 2918688, 3405136, 3891584, 5107704, 5837376, 6810272, 7631153, 10215408, 11674752, 13620544, 15262306, 20430816, 22893459, 27241088, 30524612, 40861632, 45786918, 53418071, 61049224, 81723264, 91573836, 106836142, 122098448, 160254213, 183147672, 213672284, 244196896, 320508426, 366295344, 427344568, 488393792, 641016852, 732590688, 854689136, 976787584, 1282033704, 1465181376, 1709378272, 2564067408, 2930362752, 3418756544, 5128134816, 6837513088, 10256269632, 20512539264]

約数ペア:

[(1, 20512539264), (2, 10256269632), (3, 6837513088), (4, 5128134816), (6, 3418756544), (7, 2930362752), (8, 2564067408), (12, 1709378272), (14, 1465181376), (16, 1282033704), (21, 976787584), (24, 854689136), (28, 732590688), (32, 641016852), (42, 488393792), (48, 427344568), (56, 366295344), (64, 320508426), (84, 244196896), (96, 213672284), (112, 183147672), (128, 160254213), (168, 122098448), (192, 106836142), (224, 91573836), (251, 81723264), (336, 61049224), (384, 53418071), (448, 45786918), (502, 40861632), (672, 30524612), (753, 27241088), (896, 22893459), (1004, 20430816), (1344, 15262306), (1506, 13620544), (1757, 11674752), (2008, 10215408), (2688, 7631153), (3012, 6810272), (3514, 5837376), (4016, 5107704), (5271, 3891584), (6024, 3405136), (7028, 2918688), (8032, 2553852), (10542, 1945792), (12048, 1702568), (14056, 1459344), (16064, 1276926), (21084, 972896), (24096, 851284), (28112, 729672), (30403, 674688), (32128, 638463), (42168, 486448), (48192, 425642), (56224, 364836), (60806, 337344), (84336, 243224), (91209, 224896), (96384, 212821), (112448, 182418), (121612, 168672)]