About the Number

42989280

42989279 ← → 42989281

2進数表記:10100011111111011011100000

漢数字表記:四千二百九十八万九千二百八十

素因数分解:

2 5 × 3 1 × 5 1 × 89561 1

素因数の和:89579
約数の個数: 48
約数和(自身を含む): 135417744
約数和(自身を除く): 92428464

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 89561, 179122, 268683, 358244, 447805, 537366, 716488, 895610, 1074732, 1343415, 1432976, 1791220, 2149464, 2686830, 2865952, 3582440, 4298928, 5373660, 7164880, 8597856, 10747320, 14329760, 21494640, 42989280]

約数ペア:
[(1, 42989280), (2, 21494640), (3, 14329760), (4, 10747320), (5, 8597856), (6, 7164880), (8, 5373660), (10, 4298928), (12, 3582440), (15, 2865952), (16, 2686830), (20, 2149464), (24, 1791220), (30, 1432976), (32, 1343415), (40, 1074732), (48, 895610), (60, 716488), (80, 537366), (96, 447805), (120, 358244), (160, 268683), (240, 179122), (480, 89561)]

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