About the Number

168439690

168439689 ← → 168439691

2進数表記:1010000010100010111110001010

漢数字表記:一億六千八百四十三万九千六百九十

素因数分解:

2 1 × 5 1 × 59 1 × 71 1 × 4021 1

素因数の和:4158
約数の個数: 32
約数和(自身を含む): 312750720
約数和(自身を除く): 144311030

約数列:
[1, 2, 5, 10, 59, 71, 118, 142, 295, 355, 590, 710, 4021, 4189, 8042, 8378, 20105, 20945, 40210, 41890, 237239, 285491, 474478, 570982, 1186195, 1427455, 2372390, 2854910, 16843969, 33687938, 84219845, 168439690]

約数ペア:
[(1, 168439690), (2, 84219845), (5, 33687938), (10, 16843969), (59, 2854910), (71, 2372390), (118, 1427455), (142, 1186195), (295, 570982), (355, 474478), (590, 285491), (710, 237239), (4021, 41890), (4189, 40210), (8042, 20945), (8378, 20105)]

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