About the Number

61288380

61288379 ← → 61288381

2進数表記:11101001110010111110111100

漢数字表記:六千百二十八万八千三百八十

素因数分解:

2 2 × 3 3 × 5 1 × 113497 1

素因数の和:113515
約数の個数: 48
約数和(自身を含む): 190676640
約数和(自身を除く): 129388260

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 113497, 226994, 340491, 453988, 567485, 680982, 1021473, 1134970, 1361964, 1702455, 2042946, 2269940, 3064419, 3404910, 4085892, 5107365, 6128838, 6809820, 10214730, 12257676, 15322095, 20429460, 30644190, 61288380]

約数ペア:
[(1, 61288380), (2, 30644190), (3, 20429460), (4, 15322095), (5, 12257676), (6, 10214730), (9, 6809820), (10, 6128838), (12, 5107365), (15, 4085892), (18, 3404910), (20, 3064419), (27, 2269940), (30, 2042946), (36, 1702455), (45, 1361964), (54, 1134970), (60, 1021473), (90, 680982), (108, 567485), (135, 453988), (180, 340491), (270, 226994), (540, 113497)]

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