About the Number

129140872

129140871 ← → 129140873

2進数表記:111101100101000100010001000

漢数字表記:一億二千九百十四万八百七十二

素因数分解:

2 3 × 7 3 × 19 1 × 2477 1

素因数の和:2523
約数の個数: 64
約数和(自身を含む): 297360000
約数和(自身を除く): 168219128

約数列:
[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 98, 133, 152, 196, 266, 343, 392, 532, 686, 931, 1064, 1372, 1862, 2477, 2744, 3724, 4954, 6517, 7448, 9908, 13034, 17339, 19816, 26068, 34678, 47063, 52136, 69356, 94126, 121373, 138712, 188252, 242746, 329441, 376504, 485492, 658882, 849611, 970984, 1317764, 1699222, 2306087, 2635528, 3398444, 4612174, 6796888, 9224348, 16142609, 18448696, 32285218, 64570436, 129140872]

約数ペア:
[(1, 129140872), (2, 64570436), (4, 32285218), (7, 18448696), (8, 16142609), (14, 9224348), (19, 6796888), (28, 4612174), (38, 3398444), (49, 2635528), (56, 2306087), (76, 1699222), (98, 1317764), (133, 970984), (152, 849611), (196, 658882), (266, 485492), (343, 376504), (392, 329441), (532, 242746), (686, 188252), (931, 138712), (1064, 121373), (1372, 94126), (1862, 69356), (2477, 52136), (2744, 47063), (3724, 34678), (4954, 26068), (6517, 19816), (7448, 17339), (9908, 13034)]

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