About the Number

102421680

102421679 ← → 102421681

2進数表記:110000110101101010010110000

漢数字表記:一億二百四十二万千六百八十

素因数分解:

2 4 × 3 1 × 5 1 × 426757 1

素因数の和:426773
約数の個数: 40
約数和(自身を含む): 317507952
約数和(自身を除く): 215086272

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 426757, 853514, 1280271, 1707028, 2133785, 2560542, 3414056, 4267570, 5121084, 6401355, 6828112, 8535140, 10242168, 12802710, 17070280, 20484336, 25605420, 34140560, 51210840, 102421680]

約数ペア:
[(1, 102421680), (2, 51210840), (3, 34140560), (4, 25605420), (5, 20484336), (6, 17070280), (8, 12802710), (10, 10242168), (12, 8535140), (15, 6828112), (16, 6401355), (20, 5121084), (24, 4267570), (30, 3414056), (40, 2560542), (48, 2133785), (60, 1707028), (80, 1280271), (120, 853514), (240, 426757)]

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