About the Number

102142620

102142619 ← → 102142621

2進数表記:110000101101001001010011100

漢数字表記:一億二百十四万二千六百二十

素因数分解:

2 2 × 3 5 × 5 1 × 21017 1

素因数の和:21041
約数の個数: 72
約数和(自身を含む): 321323184
約数和(自身を除く): 219180564

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 21017, 42034, 63051, 84068, 105085, 126102, 189153, 210170, 252204, 315255, 378306, 420340, 567459, 630510, 756612, 945765, 1134918, 1261020, 1702377, 1891530, 2269836, 2837295, 3404754, 3783060, 5107131, 5674590, 6809508, 8511885, 10214262, 11349180, 17023770, 20428524, 25535655, 34047540, 51071310, 102142620]

約数ペア:
[(1, 102142620), (2, 51071310), (3, 34047540), (4, 25535655), (5, 20428524), (6, 17023770), (9, 11349180), (10, 10214262), (12, 8511885), (15, 6809508), (18, 5674590), (20, 5107131), (27, 3783060), (30, 3404754), (36, 2837295), (45, 2269836), (54, 1891530), (60, 1702377), (81, 1261020), (90, 1134918), (108, 945765), (135, 756612), (162, 630510), (180, 567459), (243, 420340), (270, 378306), (324, 315255), (405, 252204), (486, 210170), (540, 189153), (810, 126102), (972, 105085), (1215, 84068), (1620, 63051), (2430, 42034), (4860, 21017)]

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