About the Number

121990528

121990527 ← → 121990529

2進数表記:111010001010110110110000000

漢数字表記:一億二千百九十九万五百二十八

素因数分解:

2 7 × 11 1 × 23 1 × 3767 1

素因数の和:3815
約数の個数: 64
約数和(自身を含む): 276721920
約数和(自身を除く): 154731392

約数列:
[1, 2, 4, 8, 11, 16, 22, 23, 32, 44, 46, 64, 88, 92, 128, 176, 184, 253, 352, 368, 506, 704, 736, 1012, 1408, 1472, 2024, 2944, 3767, 4048, 7534, 8096, 15068, 16192, 30136, 32384, 41437, 60272, 82874, 86641, 120544, 165748, 173282, 241088, 331496, 346564, 482176, 662992, 693128, 953051, 1325984, 1386256, 1906102, 2651968, 2772512, 3812204, 5303936, 5545024, 7624408, 11090048, 15248816, 30497632, 60995264, 121990528]

約数ペア:
[(1, 121990528), (2, 60995264), (4, 30497632), (8, 15248816), (11, 11090048), (16, 7624408), (22, 5545024), (23, 5303936), (32, 3812204), (44, 2772512), (46, 2651968), (64, 1906102), (88, 1386256), (92, 1325984), (128, 953051), (176, 693128), (184, 662992), (253, 482176), (352, 346564), (368, 331496), (506, 241088), (704, 173282), (736, 165748), (1012, 120544), (1408, 86641), (1472, 82874), (2024, 60272), (2944, 41437), (3767, 32384), (4048, 30136), (7534, 16192), (8096, 15068)]

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