About the Number

128389632

128389631 ← → 128389633

2進数表記:111101001110001001000000000

漢数字表記:一億二千八百三十八万九千六百三十二

素因数分解:

2 9 × 3 1 × 7 1 × 11941 1

素因数の和:11969
約数の個数: 80
約数和(自身を含む): 390933312
約数和(自身を除く): 262543680

約数列:
[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 256, 336, 384, 448, 512, 672, 768, 896, 1344, 1536, 1792, 2688, 3584, 5376, 10752, 11941, 23882, 35823, 47764, 71646, 83587, 95528, 143292, 167174, 191056, 250761, 286584, 334348, 382112, 501522, 573168, 668696, 764224, 1003044, 1146336, 1337392, 1528448, 2006088, 2292672, 2674784, 3056896, 4012176, 4585344, 5349568, 6113792, 8024352, 9170688, 10699136, 16048704, 18341376, 21398272, 32097408, 42796544, 64194816, 128389632]

約数ペア:
[(1, 128389632), (2, 64194816), (3, 42796544), (4, 32097408), (6, 21398272), (7, 18341376), (8, 16048704), (12, 10699136), (14, 9170688), (16, 8024352), (21, 6113792), (24, 5349568), (28, 4585344), (32, 4012176), (42, 3056896), (48, 2674784), (56, 2292672), (64, 2006088), (84, 1528448), (96, 1337392), (112, 1146336), (128, 1003044), (168, 764224), (192, 668696), (224, 573168), (256, 501522), (336, 382112), (384, 334348), (448, 286584), (512, 250761), (672, 191056), (768, 167174), (896, 143292), (1344, 95528), (1536, 83587), (1792, 71646), (2688, 47764), (3584, 35823), (5376, 23882), (10752, 11941)]

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