About the Number

129912048

129912047 ← → 129912049

2進数表記:111101111100100110011110000

漢数字表記:一億二千九百九十一万二千四十八

素因数分解:

2 4 × 3 2 × 7 1 × 359 2

素因数の和:739
約数の個数: 90
約数和(自身を含む): 416672984
約数和(自身を除く): 286760936

約数列:
[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 359, 504, 718, 1008, 1077, 1436, 2154, 2513, 2872, 3231, 4308, 5026, 5744, 6462, 7539, 8616, 10052, 12924, 15078, 17232, 20104, 22617, 25848, 30156, 40208, 45234, 51696, 60312, 90468, 120624, 128881, 180936, 257762, 361872, 386643, 515524, 773286, 902167, 1031048, 1159929, 1546572, 1804334, 2062096, 2319858, 2706501, 3093144, 3608668, 4639716, 5413002, 6186288, 7217336, 8119503, 9279432, 10826004, 14434672, 16239006, 18558864, 21652008, 32478012, 43304016, 64956024, 129912048]

約数ペア:
[(1, 129912048), (2, 64956024), (3, 43304016), (4, 32478012), (6, 21652008), (7, 18558864), (8, 16239006), (9, 14434672), (12, 10826004), (14, 9279432), (16, 8119503), (18, 7217336), (21, 6186288), (24, 5413002), (28, 4639716), (36, 3608668), (42, 3093144), (48, 2706501), (56, 2319858), (63, 2062096), (72, 1804334), (84, 1546572), (112, 1159929), (126, 1031048), (144, 902167), (168, 773286), (252, 515524), (336, 386643), (359, 361872), (504, 257762), (718, 180936), (1008, 128881), (1077, 120624), (1436, 90468), (2154, 60312), (2513, 51696), (2872, 45234), (3231, 40208), (4308, 30156), (5026, 25848), (5744, 22617), (6462, 20104), (7539, 17232), (8616, 15078), (10052, 12924)]

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