About the Number

131719680

131719679 ← → 131719681

2進数表記:111110110011110001000000000

漢数字表記:一億三千百七十一万九千六百八十

素因数分解:

2 9 × 3 2 × 5 1 × 5717 1

素因数の和:5746
約数の個数: 120
約数和(自身を含む): 456262092
約数和(自身を除く): 324542412

約数列:
[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1152, 1280, 1440, 1536, 1920, 2304, 2560, 2880, 3840, 4608, 5717, 5760, 7680, 11434, 11520, 17151, 22868, 23040, 28585, 34302, 45736, 51453, 57170, 68604, 85755, 91472, 102906, 114340, 137208, 171510, 182944, 205812, 228680, 257265, 274416, 343020, 365888, 411624, 457360, 514530, 548832, 686040, 731776, 823248, 914720, 1029060, 1097664, 1372080, 1463552, 1646496, 1829440, 2058120, 2195328, 2744160, 2927104, 3292992, 3658880, 4116240, 4390656, 5488320, 6585984, 7317760, 8232480, 8781312, 10976640, 13171968, 14635520, 16464960, 21953280, 26343936, 32929920, 43906560, 65859840, 131719680]

約数ペア:
[(1, 131719680), (2, 65859840), (3, 43906560), (4, 32929920), (5, 26343936), (6, 21953280), (8, 16464960), (9, 14635520), (10, 13171968), (12, 10976640), (15, 8781312), (16, 8232480), (18, 7317760), (20, 6585984), (24, 5488320), (30, 4390656), (32, 4116240), (36, 3658880), (40, 3292992), (45, 2927104), (48, 2744160), (60, 2195328), (64, 2058120), (72, 1829440), (80, 1646496), (90, 1463552), (96, 1372080), (120, 1097664), (128, 1029060), (144, 914720), (160, 823248), (180, 731776), (192, 686040), (240, 548832), (256, 514530), (288, 457360), (320, 411624), (360, 365888), (384, 343020), (480, 274416), (512, 257265), (576, 228680), (640, 205812), (720, 182944), (768, 171510), (960, 137208), (1152, 114340), (1280, 102906), (1440, 91472), (1536, 85755), (1920, 68604), (2304, 57170), (2560, 51453), (2880, 45736), (3840, 34302), (4608, 28585), (5717, 23040), (5760, 22868), (7680, 17151), (11434, 11520)]

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