About the Number

129876960

129876959 ← → 129876961

2進数表記:111101111011100001111100000

漢数字表記:一億二千九百八十七万六千九百六十

素因数分解:

2 5 × 3 1 × 5 1 × 270577 1

素因数の和:270595
約数の個数: 48
約数和(自身を含む): 409113936
約数和(自身を除く): 279236976

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 270577, 541154, 811731, 1082308, 1352885, 1623462, 2164616, 2705770, 3246924, 4058655, 4329232, 5411540, 6493848, 8117310, 8658464, 10823080, 12987696, 16234620, 21646160, 25975392, 32469240, 43292320, 64938480, 129876960]

約数ペア:
[(1, 129876960), (2, 64938480), (3, 43292320), (4, 32469240), (5, 25975392), (6, 21646160), (8, 16234620), (10, 12987696), (12, 10823080), (15, 8658464), (16, 8117310), (20, 6493848), (24, 5411540), (30, 4329232), (32, 4058655), (40, 3246924), (48, 2705770), (60, 2164616), (80, 1623462), (96, 1352885), (120, 1082308), (160, 811731), (240, 541154), (480, 270577)]

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