About the Number

1290967488

1290967487 ← → 1290967489

2進数表記:1001100111100101001100111000000

漢数字表記:十二億九千九十六万七千四百八十八

素因数分解:

2 6 × 3 2 × 17 1 × 131839 1

素因数の和:131874
約数の個数: 84
約数和(自身を含む): 3918021120
約数和(自身を除く): 2627053632

約数列:
[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 64, 68, 72, 96, 102, 136, 144, 153, 192, 204, 272, 288, 306, 408, 544, 576, 612, 816, 1088, 1224, 1632, 2448, 3264, 4896, 9792, 131839, 263678, 395517, 527356, 791034, 1054712, 1186551, 1582068, 2109424, 2241263, 2373102, 3164136, 4218848, 4482526, 4746204, 6328272, 6723789, 8437696, 8965052, 9492408, 12656544, 13447578, 17930104, 18984816, 20171367, 25313088, 26895156, 35860208, 37969632, 40342734, 53790312, 71720416, 75939264, 80685468, 107580624, 143440832, 161370936, 215161248, 322741872, 430322496, 645483744, 1290967488]

約数ペア:
[(1, 1290967488), (2, 645483744), (3, 430322496), (4, 322741872), (6, 215161248), (8, 161370936), (9, 143440832), (12, 107580624), (16, 80685468), (17, 75939264), (18, 71720416), (24, 53790312), (32, 40342734), (34, 37969632), (36, 35860208), (48, 26895156), (51, 25313088), (64, 20171367), (68, 18984816), (72, 17930104), (96, 13447578), (102, 12656544), (136, 9492408), (144, 8965052), (153, 8437696), (192, 6723789), (204, 6328272), (272, 4746204), (288, 4482526), (306, 4218848), (408, 3164136), (544, 2373102), (576, 2241263), (612, 2109424), (816, 1582068), (1088, 1186551), (1224, 1054712), (1632, 791034), (2448, 527356), (3264, 395517), (4896, 263678), (9792, 131839)]

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