81555264

素因数分解:

$2^6\times 3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{179}}^1$

素因数の和:317

約数の個数: 168

約数和(自身を含む): 271028160

約数和(自身を除く): 189472896

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 113, 126, 144, 168, 179, 192, 224, 226, 252, 288, 336, 339, 358, 448, 452, 504, 537, 576, 672, 678, 716, 791, 904, 1008, 1017, 1074, 1253, 1344, 1356, 1432, 1582, 1611, 1808, 2016, 2034, 2148, 2373, 2506, 2712, 2864, 3164, 3222, 3616, 3759, 4032, 4068, 4296, 4746, 5012, 5424, 5728, 6328, 6444, 7119, 7232, 7518, 8136, 8592, 9492, 10024, 10848, 11277, 11456, 12656, 12888, 14238, 15036, 16272, 17184, 18984, 20048, 20227, 21696, 22554, 25312, 25776, 28476, 30072, 32544, 34368, 37968, 40096, 40454, 45108, 50624, 51552, 56952, 60144, 60681, 65088, 75936, 80192, 80908, 90216, 103104, 113904, 120288, 121362, 141589, 151872, 161816, 180432, 182043, 227808, 240576, 242724, 283178, 323632, 360864, 364086, 424767, 455616, 485448, 566356, 647264, 721728, 728172, 849534, 970896, 1132712, 1274301, 1294528, 1456344, 1699068, 1941792, 2265424, 2548602, 2912688, 3398136, 3883584, 4530848, 5097204, 5825376, 6796272, 9061696, 10194408, 11650752, 13592544, 20388816, 27185088, 40777632, 81555264]

約数ペア:

[(1, 81555264), (2, 40777632), (3, 27185088), (4, 20388816), (6, 13592544), (7, 11650752), (8, 10194408), (9, 9061696), (12, 6796272), (14, 5825376), (16, 5097204), (18, 4530848), (21, 3883584), (24, 3398136), (28, 2912688), (32, 2548602), (36, 2265424), (42, 1941792), (48, 1699068), (56, 1456344), (63, 1294528), (64, 1274301), (72, 1132712), (84, 970896), (96, 849534), (112, 728172), (113, 721728), (126, 647264), (144, 566356), (168, 485448), (179, 455616), (192, 424767), (224, 364086), (226, 360864), (252, 323632), (288, 283178), (336, 242724), (339, 240576), (358, 227808), (448, 182043), (452, 180432), (504, 161816), (537, 151872), (576, 141589), (672, 121362), (678, 120288), (716, 113904), (791, 103104), (904, 90216), (1008, 80908), (1017, 80192), (1074, 75936), (1253, 65088), (1344, 60681), (1356, 60144), (1432, 56952), (1582, 51552), (1611, 50624), (1808, 45108), (2016, 40454), (2034, 40096), (2148, 37968), (2373, 34368), (2506, 32544), (2712, 30072), (2864, 28476), (3164, 25776), (3222, 25312), (3616, 22554), (3759, 21696), (4032, 20227), (4068, 20048), (4296, 18984), (4746, 17184), (5012, 16272), (5424, 15036), (5728, 14238), (6328, 12888), (6444, 12656), (7119, 11456), (7232, 11277), (7518, 10848), (8136, 10024), (8592, 9492)]