About the Number

272790

272789 ← → 272791

2進数表記:1000010100110010110

漢数字表記:二十七万二千七百九十

素因数分解:

2 1 × 3 2 × 5 1 × 7 1 × 433 1

素因数の和:453
約数の個数: 48
約数和(自身を含む): 812448
約数和(自身を除く): 539658

約数列:
[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 433, 630, 866, 1299, 2165, 2598, 3031, 3897, 4330, 6062, 6495, 7794, 9093, 12990, 15155, 18186, 19485, 27279, 30310, 38970, 45465, 54558, 90930, 136395, 272790]

約数ペア:
[(1, 272790), (2, 136395), (3, 90930), (5, 54558), (6, 45465), (7, 38970), (9, 30310), (10, 27279), (14, 19485), (15, 18186), (18, 15155), (21, 12990), (30, 9093), (35, 7794), (42, 6495), (45, 6062), (63, 4330), (70, 3897), (90, 3031), (105, 2598), (126, 2165), (210, 1299), (315, 866), (433, 630)]

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