About the Number

129880576

129880575 ← → 129880577

2進数表記:111101111011101001000000000

漢数字表記:一億二千九百八十八万五百七十六

素因数分解:

2 9 × 7 2 × 31 1 × 167 1

素因数の和:230
約数の個数: 120
約数和(自身を含む): 313479936
約数和(自身を除く): 183599360

約数列:
[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 64, 98, 112, 124, 128, 167, 196, 217, 224, 248, 256, 334, 392, 434, 448, 496, 512, 668, 784, 868, 896, 992, 1169, 1336, 1519, 1568, 1736, 1792, 1984, 2338, 2672, 3038, 3136, 3472, 3584, 3968, 4676, 5177, 5344, 6076, 6272, 6944, 7936, 8183, 9352, 10354, 10688, 12152, 12544, 13888, 15872, 16366, 18704, 20708, 21376, 24304, 25088, 27776, 32732, 36239, 37408, 41416, 42752, 48608, 55552, 65464, 72478, 74816, 82832, 85504, 97216, 111104, 130928, 144956, 149632, 165664, 194432, 253673, 261856, 289912, 299264, 331328, 388864, 507346, 523712, 579824, 598528, 662656, 777728, 1014692, 1047424, 1159648, 1325312, 2029384, 2094848, 2319296, 2650624, 4058768, 4189696, 4638592, 8117536, 9277184, 16235072, 18554368, 32470144, 64940288, 129880576]

約数ペア:
[(1, 129880576), (2, 64940288), (4, 32470144), (7, 18554368), (8, 16235072), (14, 9277184), (16, 8117536), (28, 4638592), (31, 4189696), (32, 4058768), (49, 2650624), (56, 2319296), (62, 2094848), (64, 2029384), (98, 1325312), (112, 1159648), (124, 1047424), (128, 1014692), (167, 777728), (196, 662656), (217, 598528), (224, 579824), (248, 523712), (256, 507346), (334, 388864), (392, 331328), (434, 299264), (448, 289912), (496, 261856), (512, 253673), (668, 194432), (784, 165664), (868, 149632), (896, 144956), (992, 130928), (1169, 111104), (1336, 97216), (1519, 85504), (1568, 82832), (1736, 74816), (1792, 72478), (1984, 65464), (2338, 55552), (2672, 48608), (3038, 42752), (3136, 41416), (3472, 37408), (3584, 36239), (3968, 32732), (4676, 27776), (5177, 25088), (5344, 24304), (6076, 21376), (6272, 20708), (6944, 18704), (7936, 16366), (8183, 15872), (9352, 13888), (10354, 12544), (10688, 12152)]

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