128409216

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{887}}^1$

素因数の和:946

約数の個数: 128

約数和(自身を含む): 380419200

約数和(自身を除く): 252009984

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 29, 32, 39, 48, 52, 58, 64, 78, 87, 96, 104, 116, 128, 156, 174, 192, 208, 232, 312, 348, 377, 384, 416, 464, 624, 696, 754, 832, 887, 928, 1131, 1248, 1392, 1508, 1664, 1774, 1856, 2262, 2496, 2661, 2784, 3016, 3548, 3712, 4524, 4992, 5322, 5568, 6032, 7096, 9048, 10644, 11136, 11531, 12064, 14192, 18096, 21288, 23062, 24128, 25723, 28384, 34593, 36192, 42576, 46124, 48256, 51446, 56768, 69186, 72384, 77169, 85152, 92248, 102892, 113536, 138372, 144768, 154338, 170304, 184496, 205784, 276744, 308676, 334399, 340608, 368992, 411568, 553488, 617352, 668798, 737984, 823136, 1003197, 1106976, 1234704, 1337596, 1475968, 1646272, 2006394, 2213952, 2469408, 2675192, 3292544, 4012788, 4427904, 4938816, 5350384, 8025576, 9877632, 10700768, 16051152, 21401536, 32102304, 42803072, 64204608, 128409216]

約数ペア:

[(1, 128409216), (2, 64204608), (3, 42803072), (4, 32102304), (6, 21401536), (8, 16051152), (12, 10700768), (13, 9877632), (16, 8025576), (24, 5350384), (26, 4938816), (29, 4427904), (32, 4012788), (39, 3292544), (48, 2675192), (52, 2469408), (58, 2213952), (64, 2006394), (78, 1646272), (87, 1475968), (96, 1337596), (104, 1234704), (116, 1106976), (128, 1003197), (156, 823136), (174, 737984), (192, 668798), (208, 617352), (232, 553488), (312, 411568), (348, 368992), (377, 340608), (384, 334399), (416, 308676), (464, 276744), (624, 205784), (696, 184496), (754, 170304), (832, 154338), (887, 144768), (928, 138372), (1131, 113536), (1248, 102892), (1392, 92248), (1508, 85152), (1664, 77169), (1774, 72384), (1856, 69186), (2262, 56768), (2496, 51446), (2661, 48256), (2784, 46124), (3016, 42576), (3548, 36192), (3712, 34593), (4524, 28384), (4992, 25723), (5322, 24128), (5568, 23062), (6032, 21288), (7096, 18096), (9048, 14192), (10644, 12064), (11136, 11531)]