About the Number

29071980

29071979 ← → 29071981

2進数表記:1101110111001101001101100

漢数字表記:二千九百七万千九百八十

素因数分解:

2 2 × 3 3 × 5 1 × 7 1 × 7691 1

素因数の和:7716
約数の個数: 96
約数和(自身を含む): 103380480
約数和(自身を除く): 74308500

約数列:
[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 210, 252, 270, 315, 378, 420, 540, 630, 756, 945, 1260, 1890, 3780, 7691, 15382, 23073, 30764, 38455, 46146, 53837, 69219, 76910, 92292, 107674, 115365, 138438, 153820, 161511, 207657, 215348, 230730, 269185, 276876, 323022, 346095, 415314, 461460, 484533, 538370, 646044, 692190, 807555, 830628, 969066, 1038285, 1076740, 1384380, 1453599, 1615110, 1938132, 2076570, 2422665, 2907198, 3230220, 4153140, 4845330, 5814396, 7267995, 9690660, 14535990, 29071980]

約数ペア:
[(1, 29071980), (2, 14535990), (3, 9690660), (4, 7267995), (5, 5814396), (6, 4845330), (7, 4153140), (9, 3230220), (10, 2907198), (12, 2422665), (14, 2076570), (15, 1938132), (18, 1615110), (20, 1453599), (21, 1384380), (27, 1076740), (28, 1038285), (30, 969066), (35, 830628), (36, 807555), (42, 692190), (45, 646044), (54, 538370), (60, 484533), (63, 461460), (70, 415314), (84, 346095), (90, 323022), (105, 276876), (108, 269185), (126, 230730), (135, 215348), (140, 207657), (180, 161511), (189, 153820), (210, 138438), (252, 115365), (270, 107674), (315, 92292), (378, 76910), (420, 69219), (540, 53837), (630, 46146), (756, 38455), (945, 30764), (1260, 23073), (1890, 15382), (3780, 7691)]

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