About the Number

129758272

129758271 ← → 129758273

2進数表記:111101110111111010001000000

漢数字表記:一億二千九百七十五万八千二百七十二

素因数分解:

2 6 × 7 3 × 23 1 × 257 1

素因数の和:313
約数の個数: 112
約数和(自身を含む): 314553600
約数和(自身を除く): 184795328

約数列:
[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 49, 56, 64, 92, 98, 112, 161, 184, 196, 224, 257, 322, 343, 368, 392, 448, 514, 644, 686, 736, 784, 1028, 1127, 1288, 1372, 1472, 1568, 1799, 2056, 2254, 2576, 2744, 3136, 3598, 4112, 4508, 5152, 5488, 5911, 7196, 7889, 8224, 9016, 10304, 10976, 11822, 12593, 14392, 15778, 16448, 18032, 21952, 23644, 25186, 28784, 31556, 36064, 41377, 47288, 50372, 57568, 63112, 72128, 82754, 88151, 94576, 100744, 115136, 126224, 165508, 176302, 189152, 201488, 252448, 289639, 331016, 352604, 378304, 402976, 504896, 579278, 662032, 705208, 805952, 1158556, 1324064, 1410416, 2027473, 2317112, 2648128, 2820832, 4054946, 4634224, 5641664, 8109892, 9268448, 16219784, 18536896, 32439568, 64879136, 129758272]

約数ペア:
[(1, 129758272), (2, 64879136), (4, 32439568), (7, 18536896), (8, 16219784), (14, 9268448), (16, 8109892), (23, 5641664), (28, 4634224), (32, 4054946), (46, 2820832), (49, 2648128), (56, 2317112), (64, 2027473), (92, 1410416), (98, 1324064), (112, 1158556), (161, 805952), (184, 705208), (196, 662032), (224, 579278), (257, 504896), (322, 402976), (343, 378304), (368, 352604), (392, 331016), (448, 289639), (514, 252448), (644, 201488), (686, 189152), (736, 176302), (784, 165508), (1028, 126224), (1127, 115136), (1288, 100744), (1372, 94576), (1472, 88151), (1568, 82754), (1799, 72128), (2056, 63112), (2254, 57568), (2576, 50372), (2744, 47288), (3136, 41377), (3598, 36064), (4112, 31556), (4508, 28784), (5152, 25186), (5488, 23644), (5911, 21952), (7196, 18032), (7889, 16448), (8224, 15778), (9016, 14392), (10304, 12593), (10976, 11822)]

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