About the Number

13081480

13081479 ← → 13081481

2進数表記:110001111001101110001000

漢数字表記:千三百八万千四百八十

素因数分解:

2 3 × 5 1 × 23 1 × 59 1 × 241 1

素因数の和:334
約数の個数: 64
約数和(自身を含む): 31363200
約数和(自身を除く): 18281720

約数列:
[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 59, 92, 115, 118, 184, 230, 236, 241, 295, 460, 472, 482, 590, 920, 964, 1180, 1205, 1357, 1928, 2360, 2410, 2714, 4820, 5428, 5543, 6785, 9640, 10856, 11086, 13570, 14219, 22172, 27140, 27715, 28438, 44344, 54280, 55430, 56876, 71095, 110860, 113752, 142190, 221720, 284380, 327037, 568760, 654074, 1308148, 1635185, 2616296, 3270370, 6540740, 13081480]

約数ペア:
[(1, 13081480), (2, 6540740), (4, 3270370), (5, 2616296), (8, 1635185), (10, 1308148), (20, 654074), (23, 568760), (40, 327037), (46, 284380), (59, 221720), (92, 142190), (115, 113752), (118, 110860), (184, 71095), (230, 56876), (236, 55430), (241, 54280), (295, 44344), (460, 28438), (472, 27715), (482, 27140), (590, 22172), (920, 14219), (964, 13570), (1180, 11086), (1205, 10856), (1357, 9640), (1928, 6785), (2360, 5543), (2410, 5428), (2714, 4820)]

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