About the Number

128892672

128892671 ← → 128892673

2進数表記:111101011101011111100000000

漢数字表記:一億二千八百八十九万二千六百七十二

素因数分解:

2 8 × 3 2 × 43 1 × 1301 1

素因数の和:1366
約数の個数: 108
約数和(自身を含む): 380564184
約数和(自身を除く): 251671512

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 43, 48, 64, 72, 86, 96, 128, 129, 144, 172, 192, 256, 258, 288, 344, 384, 387, 516, 576, 688, 768, 774, 1032, 1152, 1301, 1376, 1548, 2064, 2304, 2602, 2752, 3096, 3903, 4128, 5204, 5504, 6192, 7806, 8256, 10408, 11008, 11709, 12384, 15612, 16512, 20816, 23418, 24768, 31224, 33024, 41632, 46836, 49536, 55943, 62448, 83264, 93672, 99072, 111886, 124896, 166528, 167829, 187344, 223772, 249792, 333056, 335658, 374688, 447544, 499584, 503487, 671316, 749376, 895088, 999168, 1006974, 1342632, 1498752, 1790176, 2013948, 2685264, 2997504, 3580352, 4027896, 5370528, 7160704, 8055792, 10741056, 14321408, 16111584, 21482112, 32223168, 42964224, 64446336, 128892672]

約数ペア:
[(1, 128892672), (2, 64446336), (3, 42964224), (4, 32223168), (6, 21482112), (8, 16111584), (9, 14321408), (12, 10741056), (16, 8055792), (18, 7160704), (24, 5370528), (32, 4027896), (36, 3580352), (43, 2997504), (48, 2685264), (64, 2013948), (72, 1790176), (86, 1498752), (96, 1342632), (128, 1006974), (129, 999168), (144, 895088), (172, 749376), (192, 671316), (256, 503487), (258, 499584), (288, 447544), (344, 374688), (384, 335658), (387, 333056), (516, 249792), (576, 223772), (688, 187344), (768, 167829), (774, 166528), (1032, 124896), (1152, 111886), (1301, 99072), (1376, 93672), (1548, 83264), (2064, 62448), (2304, 55943), (2602, 49536), (2752, 46836), (3096, 41632), (3903, 33024), (4128, 31224), (5204, 24768), (5504, 23418), (6192, 20816), (7806, 16512), (8256, 15612), (10408, 12384), (11008, 11709)]

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