About the Number

128304480

128304479 ← → 128304481

2進数表記:111101001011100010101100000

漢数字表記:一億二千八百三十万四千四百八十

素因数分解:

2 5 × 3 1 × 5 1 × 267301 1

素因数の和:267319
約数の個数: 48
約数和(自身を含む): 404160624
約数和(自身を除く): 275856144

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, 267301, 534602, 801903, 1069204, 1336505, 1603806, 2138408, 2673010, 3207612, 4009515, 4276816, 5346020, 6415224, 8019030, 8553632, 10692040, 12830448, 16038060, 21384080, 25660896, 32076120, 42768160, 64152240, 128304480]

約数ペア:
[(1, 128304480), (2, 64152240), (3, 42768160), (4, 32076120), (5, 25660896), (6, 21384080), (8, 16038060), (10, 12830448), (12, 10692040), (15, 8553632), (16, 8019030), (20, 6415224), (24, 5346020), (30, 4276816), (32, 4009515), (40, 3207612), (48, 2673010), (60, 2138408), (80, 1603806), (96, 1336505), (120, 1069204), (160, 801903), (240, 534602), (480, 267301)]

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