20161443408

素因数分解:

$2^4\times 3^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{449}}^1\times {\mathrm{457}}^1$

素因数の和:1029

約数の個数: 160

約数和(自身を含む): 55201824000

約数和(自身を除く): 35040380592

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 46, 48, 69, 89, 92, 138, 178, 184, 267, 276, 356, 368, 449, 457, 534, 552, 712, 898, 914, 1068, 1104, 1347, 1371, 1424, 1796, 1828, 2047, 2136, 2694, 2742, 3592, 3656, 4094, 4272, 5388, 5484, 6141, 7184, 7312, 8188, 10327, 10511, 10776, 10968, 12282, 16376, 20654, 21022, 21552, 21936, 24564, 30981, 31533, 32752, 39961, 40673, 41308, 42044, 49128, 61962, 63066, 79922, 81346, 82616, 84088, 98256, 119883, 122019, 123924, 126132, 159844, 162692, 165232, 168176, 205193, 239766, 244038, 247848, 252264, 319688, 325384, 410386, 479532, 488076, 495696, 504528, 615579, 639376, 650768, 820772, 919103, 935479, 959064, 976152, 1231158, 1641544, 1838206, 1870958, 1918128, 1952304, 2462316, 2757309, 2806437, 3283088, 3676412, 3741916, 4719439, 4924632, 5514618, 5612874, 7352824, 7483832, 9438878, 9849264, 11029236, 11225748, 14158317, 14705648, 14967664, 18262177, 18877756, 22058472, 22451496, 28316634, 36524354, 37755512, 44116944, 44902992, 54786531, 56633268, 73048708, 75511024, 109573062, 113266536, 146097416, 219146124, 226533072, 292194832, 420030071, 438292248, 840060142, 876584496, 1260090213, 1680120284, 2520180426, 3360240568, 5040360852, 6720481136, 10080721704, 20161443408]

約数ペア:

[(1, 20161443408), (2, 10080721704), (3, 6720481136), (4, 5040360852), (6, 3360240568), (8, 2520180426), (12, 1680120284), (16, 1260090213), (23, 876584496), (24, 840060142), (46, 438292248), (48, 420030071), (69, 292194832), (89, 226533072), (92, 219146124), (138, 146097416), (178, 113266536), (184, 109573062), (267, 75511024), (276, 73048708), (356, 56633268), (368, 54786531), (449, 44902992), (457, 44116944), (534, 37755512), (552, 36524354), (712, 28316634), (898, 22451496), (914, 22058472), (1068, 18877756), (1104, 18262177), (1347, 14967664), (1371, 14705648), (1424, 14158317), (1796, 11225748), (1828, 11029236), (2047, 9849264), (2136, 9438878), (2694, 7483832), (2742, 7352824), (3592, 5612874), (3656, 5514618), (4094, 4924632), (4272, 4719439), (5388, 3741916), (5484, 3676412), (6141, 3283088), (7184, 2806437), (7312, 2757309), (8188, 2462316), (10327, 1952304), (10511, 1918128), (10776, 1870958), (10968, 1838206), (12282, 1641544), (16376, 1231158), (20654, 976152), (21022, 959064), (21552, 935479), (21936, 919103), (24564, 820772), (30981, 650768), (31533, 639376), (32752, 615579), (39961, 504528), (40673, 495696), (41308, 488076), (42044, 479532), (49128, 410386), (61962, 325384), (63066, 319688), (79922, 252264), (81346, 247848), (82616, 244038), (84088, 239766), (98256, 205193), (119883, 168176), (122019, 165232), (123924, 162692), (126132, 159844)]