About the Number

168339980

168339979 ← → 168339981

2進数表記:1010000010001010101000001100

漢数字表記:一億六千八百三十三万九千九百八十

素因数分解:

2 2 × 5 1 × 59 1 × 331 1 × 431 1

素因数の和:830
約数の個数: 48
約数和(自身を含む): 361428480
約数和(自身を除く): 193088500

約数列:
[1, 2, 4, 5, 10, 20, 59, 118, 236, 295, 331, 431, 590, 662, 862, 1180, 1324, 1655, 1724, 2155, 3310, 4310, 6620, 8620, 19529, 25429, 39058, 50858, 78116, 97645, 101716, 127145, 142661, 195290, 254290, 285322, 390580, 508580, 570644, 713305, 1426610, 2853220, 8416999, 16833998, 33667996, 42084995, 84169990, 168339980]

約数ペア:
[(1, 168339980), (2, 84169990), (4, 42084995), (5, 33667996), (10, 16833998), (20, 8416999), (59, 2853220), (118, 1426610), (236, 713305), (295, 570644), (331, 508580), (431, 390580), (590, 285322), (662, 254290), (862, 195290), (1180, 142661), (1324, 127145), (1655, 101716), (1724, 97645), (2155, 78116), (3310, 50858), (4310, 39058), (6620, 25429), (8620, 19529)]

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