About the Number

381339264

381339263 ← → 381339265

2進数表記:10110101110101100011010000000

漢数字表記:三億八千百三十三万九千二百六十四

素因数分解:

2 7 × 3 1 × 23 1 × 43177 1

素因数の和:43217
約数の個数: 64
約数和(自身を含む): 1056997440
約数和(自身を除く): 675658176

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 23, 24, 32, 46, 48, 64, 69, 92, 96, 128, 138, 184, 192, 276, 368, 384, 552, 736, 1104, 1472, 2208, 2944, 4416, 8832, 43177, 86354, 129531, 172708, 259062, 345416, 518124, 690832, 993071, 1036248, 1381664, 1986142, 2072496, 2763328, 2979213, 3972284, 4144992, 5526656, 5958426, 7944568, 8289984, 11916852, 15889136, 16579968, 23833704, 31778272, 47667408, 63556544, 95334816, 127113088, 190669632, 381339264]

約数ペア:
[(1, 381339264), (2, 190669632), (3, 127113088), (4, 95334816), (6, 63556544), (8, 47667408), (12, 31778272), (16, 23833704), (23, 16579968), (24, 15889136), (32, 11916852), (46, 8289984), (48, 7944568), (64, 5958426), (69, 5526656), (92, 4144992), (96, 3972284), (128, 2979213), (138, 2763328), (184, 2072496), (192, 1986142), (276, 1381664), (368, 1036248), (384, 993071), (552, 690832), (736, 518124), (1104, 345416), (1472, 259062), (2208, 172708), (2944, 129531), (4416, 86354), (8832, 43177)]

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