981490048

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^3\times {\mathrm{823}}^1$

素因数の和:877

約数の個数: 128

約数和(自身を含む): 2460925440

約数和(自身を除く): 1479435392

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 121, 128, 154, 176, 224, 242, 308, 352, 448, 484, 616, 704, 823, 847, 896, 968, 1232, 1331, 1408, 1646, 1694, 1936, 2464, 2662, 3292, 3388, 3872, 4928, 5324, 5761, 6584, 6776, 7744, 9053, 9317, 9856, 10648, 11522, 13168, 13552, 15488, 18106, 18634, 21296, 23044, 26336, 27104, 36212, 37268, 42592, 46088, 52672, 54208, 63371, 72424, 74536, 85184, 92176, 99583, 105344, 108416, 126742, 144848, 149072, 170368, 184352, 199166, 253484, 289696, 298144, 368704, 398332, 506968, 579392, 596288, 697081, 737408, 796664, 1013936, 1095413, 1158784, 1192576, 1394162, 1593328, 2027872, 2190826, 2788324, 3186656, 4055744, 4381652, 5576648, 6373312, 7667891, 8111488, 8763304, 11153296, 12746624, 15335782, 17526608, 22306592, 30671564, 35053216, 44613184, 61343128, 70106432, 89226368, 122686256, 140212864, 245372512, 490745024, 981490048]

約数ペア:

[(1, 981490048), (2, 490745024), (4, 245372512), (7, 140212864), (8, 122686256), (11, 89226368), (14, 70106432), (16, 61343128), (22, 44613184), (28, 35053216), (32, 30671564), (44, 22306592), (56, 17526608), (64, 15335782), (77, 12746624), (88, 11153296), (112, 8763304), (121, 8111488), (128, 7667891), (154, 6373312), (176, 5576648), (224, 4381652), (242, 4055744), (308, 3186656), (352, 2788324), (448, 2190826), (484, 2027872), (616, 1593328), (704, 1394162), (823, 1192576), (847, 1158784), (896, 1095413), (968, 1013936), (1232, 796664), (1331, 737408), (1408, 697081), (1646, 596288), (1694, 579392), (1936, 506968), (2464, 398332), (2662, 368704), (3292, 298144), (3388, 289696), (3872, 253484), (4928, 199166), (5324, 184352), (5761, 170368), (6584, 149072), (6776, 144848), (7744, 126742), (9053, 108416), (9317, 105344), (9856, 99583), (10648, 92176), (11522, 85184), (13168, 74536), (13552, 72424), (15488, 63371), (18106, 54208), (18634, 52672), (21296, 46088), (23044, 42592), (26336, 37268), (27104, 36212)]