About the Number

388448256

388448255 ← → 388448257

2進数表記:10111001001110100000000000000

漢数字表記:三億八千八百四十四万八千二百五十六

素因数分解:

2 14 × 3 1 × 7 1 × 1129 1

素因数の和:1167
約数の個数: 120
約数和(自身を含む): 1184854720
約数和(自身を除く): 796406464

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 512, 672, 768, 896, 1024, 1129, 1344, 1536, 1792, 2048, 2258, 2688, 3072, 3387, 3584, 4096, 4516, 5376, 6144, 6774, 7168, 7903, 8192, 9032, 10752, 12288, 13548, 14336, 15806, 16384, 18064, 21504, 23709, 24576, 27096, 28672, 31612, 36128, 43008, 47418, 49152, 54192, 57344, 63224, 72256, 86016, 94836, 108384, 114688, 126448, 144512, 172032, 189672, 216768, 252896, 289024, 344064, 379344, 433536, 505792, 578048, 758688, 867072, 1011584, 1156096, 1517376, 1734144, 2023168, 2312192, 3034752, 3468288, 4046336, 4624384, 6069504, 6936576, 8092672, 9248768, 12139008, 13873152, 16185344, 18497536, 24278016, 27746304, 32370688, 48556032, 55492608, 64741376, 97112064, 129482752, 194224128, 388448256]

約数ペア:
[(1, 388448256), (2, 194224128), (3, 129482752), (4, 97112064), (6, 64741376), (7, 55492608), (8, 48556032), (12, 32370688), (14, 27746304), (16, 24278016), (21, 18497536), (24, 16185344), (28, 13873152), (32, 12139008), (42, 9248768), (48, 8092672), (56, 6936576), (64, 6069504), (84, 4624384), (96, 4046336), (112, 3468288), (128, 3034752), (168, 2312192), (192, 2023168), (224, 1734144), (256, 1517376), (336, 1156096), (384, 1011584), (448, 867072), (512, 758688), (672, 578048), (768, 505792), (896, 433536), (1024, 379344), (1129, 344064), (1344, 289024), (1536, 252896), (1792, 216768), (2048, 189672), (2258, 172032), (2688, 144512), (3072, 126448), (3387, 114688), (3584, 108384), (4096, 94836), (4516, 86016), (5376, 72256), (6144, 63224), (6774, 57344), (7168, 54192), (7903, 49152), (8192, 47418), (9032, 43008), (10752, 36128), (12288, 31612), (13548, 28672), (14336, 27096), (15806, 24576), (16384, 23709), (18064, 21504)]

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