About the Number

138789240

138789239 ← → 138789241

2進数表記:1000010001011100000101111000

漢数字表記:一億三千八百七十八万九千二百四十

素因数分解:

2 3 × 3 1 × 5 1 × 59 1 × 19603 1

素因数の和:19676
約数の個数: 64
約数和(自身を含む): 423446400
約数和(自身を除く): 284657160

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 59, 60, 118, 120, 177, 236, 295, 354, 472, 590, 708, 885, 1180, 1416, 1770, 2360, 3540, 7080, 19603, 39206, 58809, 78412, 98015, 117618, 156824, 196030, 235236, 294045, 392060, 470472, 588090, 784120, 1156577, 1176180, 2313154, 2352360, 3469731, 4626308, 5782885, 6939462, 9252616, 11565770, 13878924, 17348655, 23131540, 27757848, 34697310, 46263080, 69394620, 138789240]

約数ペア:
[(1, 138789240), (2, 69394620), (3, 46263080), (4, 34697310), (5, 27757848), (6, 23131540), (8, 17348655), (10, 13878924), (12, 11565770), (15, 9252616), (20, 6939462), (24, 5782885), (30, 4626308), (40, 3469731), (59, 2352360), (60, 2313154), (118, 1176180), (120, 1156577), (177, 784120), (236, 588090), (295, 470472), (354, 392060), (472, 294045), (590, 235236), (708, 196030), (885, 156824), (1180, 117618), (1416, 98015), (1770, 78412), (2360, 58809), (3540, 39206), (7080, 19603)]

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