About the Number

129342976

129342975 ← → 129342977

2進数表記:111101101011001111000000000

漢数字表記:一億二千九百三十四万二千九百七十六

素因数分解:

2 9 × 7 1 × 151 1 × 239 1

素因数の和:415
約数の個数: 80
約数和(自身を含む): 298552320
約数和(自身を除く): 169209344

約数列:
[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 151, 224, 239, 256, 302, 448, 478, 512, 604, 896, 956, 1057, 1208, 1673, 1792, 1912, 2114, 2416, 3346, 3584, 3824, 4228, 4832, 6692, 7648, 8456, 9664, 13384, 15296, 16912, 19328, 26768, 30592, 33824, 36089, 38656, 53536, 61184, 67648, 72178, 77312, 107072, 122368, 135296, 144356, 214144, 252623, 270592, 288712, 428288, 505246, 541184, 577424, 856576, 1010492, 1154848, 2020984, 2309696, 4041968, 4619392, 8083936, 9238784, 16167872, 18477568, 32335744, 64671488, 129342976]

約数ペア:
[(1, 129342976), (2, 64671488), (4, 32335744), (7, 18477568), (8, 16167872), (14, 9238784), (16, 8083936), (28, 4619392), (32, 4041968), (56, 2309696), (64, 2020984), (112, 1154848), (128, 1010492), (151, 856576), (224, 577424), (239, 541184), (256, 505246), (302, 428288), (448, 288712), (478, 270592), (512, 252623), (604, 214144), (896, 144356), (956, 135296), (1057, 122368), (1208, 107072), (1673, 77312), (1792, 72178), (1912, 67648), (2114, 61184), (2416, 53536), (3346, 38656), (3584, 36089), (3824, 33824), (4228, 30592), (4832, 26768), (6692, 19328), (7648, 16912), (8456, 15296), (9664, 13384)]

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