About the Number

139885488

139885487 ← → 139885489

2進数表記:1000010101100111101110110000

漢数字表記:一億三千九百八十八万五千四百八十八

素因数分解:

2 4 × 3 3 × 181 1 × 1789 1

素因数の和:1987
約数の個数: 80
約数和(自身を含む): 403967200
約数和(自身を除く): 264081712

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 181, 216, 362, 432, 543, 724, 1086, 1448, 1629, 1789, 2172, 2896, 3258, 3578, 4344, 4887, 5367, 6516, 7156, 8688, 9774, 10734, 13032, 14312, 16101, 19548, 21468, 26064, 28624, 32202, 39096, 42936, 48303, 64404, 78192, 85872, 96606, 128808, 193212, 257616, 323809, 386424, 647618, 772848, 971427, 1295236, 1942854, 2590472, 2914281, 3885708, 5180944, 5828562, 7771416, 8742843, 11657124, 15542832, 17485686, 23314248, 34971372, 46628496, 69942744, 139885488]

約数ペア:
[(1, 139885488), (2, 69942744), (3, 46628496), (4, 34971372), (6, 23314248), (8, 17485686), (9, 15542832), (12, 11657124), (16, 8742843), (18, 7771416), (24, 5828562), (27, 5180944), (36, 3885708), (48, 2914281), (54, 2590472), (72, 1942854), (108, 1295236), (144, 971427), (181, 772848), (216, 647618), (362, 386424), (432, 323809), (543, 257616), (724, 193212), (1086, 128808), (1448, 96606), (1629, 85872), (1789, 78192), (2172, 64404), (2896, 48303), (3258, 42936), (3578, 39096), (4344, 32202), (4887, 28624), (5367, 26064), (6516, 21468), (7156, 19548), (8688, 16101), (9774, 14312), (10734, 13032)]

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