About the Number

141039780

141039779 ← → 141039781

2進数表記:1000011010000001100010100100

漢数字表記:一億四千百三万九千七百八十

素因数分解:

2 2 × 3 1 × 5 1 × 7 1 × 335809 1

素因数の和:335828
約数の個数: 48
約数和(自身を含む): 451328640
約数和(自身を除く): 310288860

約数列:
[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 335809, 671618, 1007427, 1343236, 1679045, 2014854, 2350663, 3358090, 4029708, 4701326, 5037135, 6716180, 7051989, 9402652, 10074270, 11753315, 14103978, 20148540, 23506630, 28207956, 35259945, 47013260, 70519890, 141039780]

約数ペア:
[(1, 141039780), (2, 70519890), (3, 47013260), (4, 35259945), (5, 28207956), (6, 23506630), (7, 20148540), (10, 14103978), (12, 11753315), (14, 10074270), (15, 9402652), (20, 7051989), (21, 6716180), (28, 5037135), (30, 4701326), (35, 4029708), (42, 3358090), (60, 2350663), (70, 2014854), (84, 1679045), (105, 1343236), (140, 1007427), (210, 671618), (420, 335809)]

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