About the Number

131328480

131328479 ← → 131328481

2進数表記:111110100111110100111100000

漢数字表記:一億三千百三十二万八千四百八十

素因数分解:

2 5 × 3 1 × 5 1 × 273601 1

素因数の和:273619
約数の個数: 48
約数和(自身を含む): 413686224
約数和(自身を除く): 282357744

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, 273601, 547202, 820803, 1094404, 1368005, 1641606, 2188808, 2736010, 3283212, 4104015, 4377616, 5472020, 6566424, 8208030, 8755232, 10944040, 13132848, 16416060, 21888080, 26265696, 32832120, 43776160, 65664240, 131328480]

約数ペア:
[(1, 131328480), (2, 65664240), (3, 43776160), (4, 32832120), (5, 26265696), (6, 21888080), (8, 16416060), (10, 13132848), (12, 10944040), (15, 8755232), (16, 8208030), (20, 6566424), (24, 5472020), (30, 4377616), (32, 4104015), (40, 3283212), (48, 2736010), (60, 2188808), (80, 1641606), (96, 1368005), (120, 1094404), (160, 820803), (240, 547202), (480, 273601)]

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