About the Number

854480640

854480639 ← → 854480641

2進数表記:110010111011100101011100000000

漢数字表記:八億五千四百四十八万六百四十

素因数分解:

2 8 × 3 1 × 5 1 × 13 1 × 17117 1

素因数の和:17154
約数の個数: 144
約数和(自身を含む): 2939092128
約数和(自身を除く): 2084611488

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 192, 195, 208, 240, 256, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 768, 780, 832, 960, 1040, 1248, 1280, 1560, 1664, 1920, 2080, 2496, 3120, 3328, 3840, 4160, 4992, 6240, 8320, 9984, 12480, 16640, 17117, 24960, 34234, 49920, 51351, 68468, 85585, 102702, 136936, 171170, 205404, 222521, 256755, 273872, 342340, 410808, 445042, 513510, 547744, 667563, 684680, 821616, 890084, 1027020, 1095488, 1112605, 1335126, 1369360, 1643232, 1780168, 2054040, 2190976, 2225210, 2670252, 2738720, 3286464, 3337815, 3560336, 4108080, 4381952, 4450420, 5340504, 5477440, 6572928, 6675630, 7120672, 8216160, 8900840, 10681008, 10954880, 13145856, 13351260, 14241344, 16432320, 17801680, 21362016, 21909760, 26702520, 28482688, 32864640, 35603360, 42724032, 53405040, 56965376, 65729280, 71206720, 85448064, 106810080, 142413440, 170896128, 213620160, 284826880, 427240320, 854480640]

約数ペア:
[(1, 854480640), (2, 427240320), (3, 284826880), (4, 213620160), (5, 170896128), (6, 142413440), (8, 106810080), (10, 85448064), (12, 71206720), (13, 65729280), (15, 56965376), (16, 53405040), (20, 42724032), (24, 35603360), (26, 32864640), (30, 28482688), (32, 26702520), (39, 21909760), (40, 21362016), (48, 17801680), (52, 16432320), (60, 14241344), (64, 13351260), (65, 13145856), (78, 10954880), (80, 10681008), (96, 8900840), (104, 8216160), (120, 7120672), (128, 6675630), (130, 6572928), (156, 5477440), (160, 5340504), (192, 4450420), (195, 4381952), (208, 4108080), (240, 3560336), (256, 3337815), (260, 3286464), (312, 2738720), (320, 2670252), (384, 2225210), (390, 2190976), (416, 2054040), (480, 1780168), (520, 1643232), (624, 1369360), (640, 1335126), (768, 1112605), (780, 1095488), (832, 1027020), (960, 890084), (1040, 821616), (1248, 684680), (1280, 667563), (1560, 547744), (1664, 513510), (1920, 445042), (2080, 410808), (2496, 342340), (3120, 273872), (3328, 256755), (3840, 222521), (4160, 205404), (4992, 171170), (6240, 136936), (8320, 102702), (9984, 85585), (12480, 68468), (16640, 51351), (17117, 49920), (24960, 34234)]

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