128547328

素因数分解:

$2^9\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1$

素因数の和:158

約数の個数: 160

約数和(自身を含む): 329978880

約数和(自身を除く): 201431552

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 64, 89, 91, 104, 112, 124, 128, 178, 182, 208, 217, 224, 248, 256, 356, 364, 403, 416, 434, 448, 496, 512, 623, 712, 728, 806, 832, 868, 896, 992, 1157, 1246, 1424, 1456, 1612, 1664, 1736, 1792, 1984, 2314, 2492, 2759, 2821, 2848, 2912, 3224, 3328, 3472, 3584, 3968, 4628, 4984, 5518, 5642, 5696, 5824, 6448, 6656, 6944, 7936, 8099, 9256, 9968, 11036, 11284, 11392, 11648, 12896, 13888, 15872, 16198, 18512, 19313, 19936, 22072, 22568, 22784, 23296, 25792, 27776, 32396, 35867, 37024, 38626, 39872, 44144, 45136, 45568, 46592, 51584, 55552, 64792, 71734, 74048, 77252, 79744, 88288, 90272, 103168, 111104, 129584, 143468, 148096, 154504, 159488, 176576, 180544, 206336, 251069, 259168, 286936, 296192, 309008, 318976, 353152, 361088, 502138, 518336, 573872, 592384, 618016, 706304, 722176, 1004276, 1036672, 1147744, 1236032, 1412608, 1444352, 2008552, 2073344, 2295488, 2472064, 4017104, 4146688, 4590976, 4944128, 8034208, 9181952, 9888256, 16068416, 18363904, 32136832, 64273664, 128547328]

約数ペア:

[(1, 128547328), (2, 64273664), (4, 32136832), (7, 18363904), (8, 16068416), (13, 9888256), (14, 9181952), (16, 8034208), (26, 4944128), (28, 4590976), (31, 4146688), (32, 4017104), (52, 2472064), (56, 2295488), (62, 2073344), (64, 2008552), (89, 1444352), (91, 1412608), (104, 1236032), (112, 1147744), (124, 1036672), (128, 1004276), (178, 722176), (182, 706304), (208, 618016), (217, 592384), (224, 573872), (248, 518336), (256, 502138), (356, 361088), (364, 353152), (403, 318976), (416, 309008), (434, 296192), (448, 286936), (496, 259168), (512, 251069), (623, 206336), (712, 180544), (728, 176576), (806, 159488), (832, 154504), (868, 148096), (896, 143468), (992, 129584), (1157, 111104), (1246, 103168), (1424, 90272), (1456, 88288), (1612, 79744), (1664, 77252), (1736, 74048), (1792, 71734), (1984, 64792), (2314, 55552), (2492, 51584), (2759, 46592), (2821, 45568), (2848, 45136), (2912, 44144), (3224, 39872), (3328, 38626), (3472, 37024), (3584, 35867), (3968, 32396), (4628, 27776), (4984, 25792), (5518, 23296), (5642, 22784), (5696, 22568), (5824, 22072), (6448, 19936), (6656, 19313), (6944, 18512), (7936, 16198), (8099, 15872), (9256, 13888), (9968, 12896), (11036, 11648), (11284, 11392)]