About the Number

138494280

138494279 ← → 138494281

2進数表記:1000010000010100000101001000

漢数字表記:一億三千八百四十九万四千二百八十

素因数分解:

2 3 × 3 1 × 5 1 × 1154119 1

素因数の和:1154133
約数の個数: 32
約数和(自身を含む): 415483200
約数和(自身を除く): 276988920

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1154119, 2308238, 3462357, 4616476, 5770595, 6924714, 9232952, 11541190, 13849428, 17311785, 23082380, 27698856, 34623570, 46164760, 69247140, 138494280]

約数ペア:
[(1, 138494280), (2, 69247140), (3, 46164760), (4, 34623570), (5, 27698856), (6, 23082380), (8, 17311785), (10, 13849428), (12, 11541190), (15, 9232952), (20, 6924714), (24, 5770595), (30, 4616476), (40, 3462357), (60, 2308238), (120, 1154119)]

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