About the Number

115128240

115128239 ← → 115128241

2進数表記:110110111001011011110110000

漢数字表記:一億千五百十二万八千二百四十

素因数分解:

2 4 × 3 1 × 5 1 × 479701 1

素因数の和:479717
約数の個数: 40
約数和(自身を含む): 356898288
約数和(自身を除く): 241770048

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 479701, 959402, 1439103, 1918804, 2398505, 2878206, 3837608, 4797010, 5756412, 7195515, 7675216, 9594020, 11512824, 14391030, 19188040, 23025648, 28782060, 38376080, 57564120, 115128240]

約数ペア:
[(1, 115128240), (2, 57564120), (3, 38376080), (4, 28782060), (5, 23025648), (6, 19188040), (8, 14391030), (10, 11512824), (12, 9594020), (15, 7675216), (16, 7195515), (20, 5756412), (24, 4797010), (30, 3837608), (40, 2878206), (48, 2398505), (60, 1918804), (80, 1439103), (120, 959402), (240, 479701)]

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