About the Number

138730728

138730727 ← → 138730729

2進数表記:1000010001001101110011101000

漢数字表記:一億三千八百七十三万七百二十八

素因数分解:

2 3 × 3 1 × 43 1 × 179 1 × 751 1

素因数の和:982
約数の個数: 64
約数和(自身を含む): 357350400
約数和(自身を除く): 218619672

約数列:
[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 179, 258, 344, 358, 516, 537, 716, 751, 1032, 1074, 1432, 1502, 2148, 2253, 3004, 4296, 4506, 6008, 7697, 9012, 15394, 18024, 23091, 30788, 32293, 46182, 61576, 64586, 92364, 96879, 129172, 134429, 184728, 193758, 258344, 268858, 387516, 403287, 537716, 775032, 806574, 1075432, 1613148, 3226296, 5780447, 11560894, 17341341, 23121788, 34682682, 46243576, 69365364, 138730728]

約数ペア:
[(1, 138730728), (2, 69365364), (3, 46243576), (4, 34682682), (6, 23121788), (8, 17341341), (12, 11560894), (24, 5780447), (43, 3226296), (86, 1613148), (129, 1075432), (172, 806574), (179, 775032), (258, 537716), (344, 403287), (358, 387516), (516, 268858), (537, 258344), (716, 193758), (751, 184728), (1032, 134429), (1074, 129172), (1432, 96879), (1502, 92364), (2148, 64586), (2253, 61576), (3004, 46182), (4296, 32293), (4506, 30788), (6008, 23091), (7697, 18024), (9012, 15394)]

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