About the Number

138691380

138691379 ← → 138691381

2進数表記:1000010001000100001100110100

漢数字表記:一億三千八百六十九万千三百八十

素因数分解:

2 2 × 3 1 × 5 1 × 23 1 × 100501 1

素因数の和:100536
約数の個数: 48
約数和(自身を含む): 405224064
約数和(自身を除く): 266532684

約数列:
[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 100501, 201002, 301503, 402004, 502505, 603006, 1005010, 1206012, 1507515, 2010020, 2311523, 3015030, 4623046, 6030060, 6934569, 9246092, 11557615, 13869138, 23115230, 27738276, 34672845, 46230460, 69345690, 138691380]

約数ペア:
[(1, 138691380), (2, 69345690), (3, 46230460), (4, 34672845), (5, 27738276), (6, 23115230), (10, 13869138), (12, 11557615), (15, 9246092), (20, 6934569), (23, 6030060), (30, 4623046), (46, 3015030), (60, 2311523), (69, 2010020), (92, 1507515), (115, 1206012), (138, 1005010), (230, 603006), (276, 502505), (345, 402004), (460, 301503), (690, 201002), (1380, 100501)]

このpageの処理時間: 0.010961294174194336 seconds