About the Number

84505140

84505139 ← → 84505141

2進数表記:101000010010111001000110100

漢数字表記:八千四百五十万五千百四十

素因数分解:

2 2 × 3 3 × 5 1 × 156491 1

素因数の和:156509
約数の個数: 48
約数和(自身を含む): 262906560
約数和(自身を除く): 178401420

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 156491, 312982, 469473, 625964, 782455, 938946, 1408419, 1564910, 1877892, 2347365, 2816838, 3129820, 4225257, 4694730, 5633676, 7042095, 8450514, 9389460, 14084190, 16901028, 21126285, 28168380, 42252570, 84505140]

約数ペア:
[(1, 84505140), (2, 42252570), (3, 28168380), (4, 21126285), (5, 16901028), (6, 14084190), (9, 9389460), (10, 8450514), (12, 7042095), (15, 5633676), (18, 4694730), (20, 4225257), (27, 3129820), (30, 2816838), (36, 2347365), (45, 1877892), (54, 1564910), (60, 1408419), (90, 938946), (108, 782455), (135, 625964), (180, 469473), (270, 312982), (540, 156491)]

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