About the Number

130481880

130481879 ← → 130481881

2進数表記:111110001101111111011011000

漢数字表記:一億三千四十八万千八百八十

素因数分解:

2 3 × 3 1 × 5 1 × 1087349 1

素因数の和:1087363
約数の個数: 32
約数和(自身を含む): 391446000
約数和(自身を除く): 260964120

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1087349, 2174698, 3262047, 4349396, 5436745, 6524094, 8698792, 10873490, 13048188, 16310235, 21746980, 26096376, 32620470, 43493960, 65240940, 130481880]

約数ペア:
[(1, 130481880), (2, 65240940), (3, 43493960), (4, 32620470), (5, 26096376), (6, 21746980), (8, 16310235), (10, 13048188), (12, 10873490), (15, 8698792), (20, 6524094), (24, 5436745), (30, 4349396), (40, 3262047), (60, 2174698), (120, 1087349)]

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