About the Number

129781170

129781169 ← → 129781171

2進数表記:111101111000100110110110010

漢数字表記:一億二千九百七十八万千百七十

素因数分解:

2 1 × 3 3 × 5 1 × 229 1 × 2099 1

素因数の和:2344
約数の個数: 64
約数和(自身を含む): 347760000
約数和(自身を除く): 217978830

約数列:
[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 229, 270, 458, 687, 1145, 1374, 2061, 2099, 2290, 3435, 4122, 4198, 6183, 6297, 6870, 10305, 10495, 12366, 12594, 18891, 20610, 20990, 30915, 31485, 37782, 56673, 61830, 62970, 94455, 113346, 188910, 283365, 480671, 566730, 961342, 1442013, 2403355, 2884026, 4326039, 4806710, 7210065, 8652078, 12978117, 14420130, 21630195, 25956234, 43260390, 64890585, 129781170]

約数ペア:
[(1, 129781170), (2, 64890585), (3, 43260390), (5, 25956234), (6, 21630195), (9, 14420130), (10, 12978117), (15, 8652078), (18, 7210065), (27, 4806710), (30, 4326039), (45, 2884026), (54, 2403355), (90, 1442013), (135, 961342), (229, 566730), (270, 480671), (458, 283365), (687, 188910), (1145, 113346), (1374, 94455), (2061, 62970), (2099, 61830), (2290, 56673), (3435, 37782), (4122, 31485), (4198, 30915), (6183, 20990), (6297, 20610), (6870, 18891), (10305, 12594), (10495, 12366)]

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