About the Number

132438784

132438783 ← → 132438785

2進数表記:111111001001101101100000000

漢数字表記:一億三千二百四十三万八千七百八十四

素因数分解:

2 8 × 23 1 × 83 1 × 271 1

素因数の和:393
約数の個数: 72
約数和(自身を含む): 280207872
約数和(自身を除く): 147769088

約数列:
[1, 2, 4, 8, 16, 23, 32, 46, 64, 83, 92, 128, 166, 184, 256, 271, 332, 368, 542, 664, 736, 1084, 1328, 1472, 1909, 2168, 2656, 2944, 3818, 4336, 5312, 5888, 6233, 7636, 8672, 10624, 12466, 15272, 17344, 21248, 22493, 24932, 30544, 34688, 44986, 49864, 61088, 69376, 89972, 99728, 122176, 179944, 199456, 244352, 359888, 398912, 488704, 517339, 719776, 797824, 1034678, 1439552, 1595648, 2069356, 2879104, 4138712, 5758208, 8277424, 16554848, 33109696, 66219392, 132438784]

約数ペア:
[(1, 132438784), (2, 66219392), (4, 33109696), (8, 16554848), (16, 8277424), (23, 5758208), (32, 4138712), (46, 2879104), (64, 2069356), (83, 1595648), (92, 1439552), (128, 1034678), (166, 797824), (184, 719776), (256, 517339), (271, 488704), (332, 398912), (368, 359888), (542, 244352), (664, 199456), (736, 179944), (1084, 122176), (1328, 99728), (1472, 89972), (1909, 69376), (2168, 61088), (2656, 49864), (2944, 44986), (3818, 34688), (4336, 30544), (5312, 24932), (5888, 22493), (6233, 21248), (7636, 17344), (8672, 15272), (10624, 12466)]

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