About the Number

128812992

128812991 ← → 128812993

2進数表記:111101011011000011111000000

漢数字表記:一億二千八百八十一万二千九百九十二

素因数分解:

2 6 × 3 1 × 7 1 × 11 1 × 8713 1

素因数の和:8746
約数の個数: 112
約数和(自身を含む): 424964352
約数和(自身を除く): 296151360

約数列:
[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 56, 64, 66, 77, 84, 88, 96, 112, 132, 154, 168, 176, 192, 224, 231, 264, 308, 336, 352, 448, 462, 528, 616, 672, 704, 924, 1056, 1232, 1344, 1848, 2112, 2464, 3696, 4928, 7392, 8713, 14784, 17426, 26139, 34852, 52278, 60991, 69704, 95843, 104556, 121982, 139408, 182973, 191686, 209112, 243964, 278816, 287529, 365946, 383372, 418224, 487928, 557632, 575058, 670901, 731892, 766744, 836448, 975856, 1150116, 1341802, 1463784, 1533488, 1672896, 1951712, 2012703, 2300232, 2683604, 2927568, 3066976, 3903424, 4025406, 4600464, 5367208, 5855136, 6133952, 8050812, 9200928, 10734416, 11710272, 16101624, 18401856, 21468832, 32203248, 42937664, 64406496, 128812992]

約数ペア:
[(1, 128812992), (2, 64406496), (3, 42937664), (4, 32203248), (6, 21468832), (7, 18401856), (8, 16101624), (11, 11710272), (12, 10734416), (14, 9200928), (16, 8050812), (21, 6133952), (22, 5855136), (24, 5367208), (28, 4600464), (32, 4025406), (33, 3903424), (42, 3066976), (44, 2927568), (48, 2683604), (56, 2300232), (64, 2012703), (66, 1951712), (77, 1672896), (84, 1533488), (88, 1463784), (96, 1341802), (112, 1150116), (132, 975856), (154, 836448), (168, 766744), (176, 731892), (192, 670901), (224, 575058), (231, 557632), (264, 487928), (308, 418224), (336, 383372), (352, 365946), (448, 287529), (462, 278816), (528, 243964), (616, 209112), (672, 191686), (704, 182973), (924, 139408), (1056, 121982), (1232, 104556), (1344, 95843), (1848, 69704), (2112, 60991), (2464, 52278), (3696, 34852), (4928, 26139), (7392, 17426), (8713, 14784)]

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