About the Number

129994380

129994379 ← → 129994381

2進数表記:111101111111000111010001100

漢数字表記:一億二千九百九十九万四千三百八十

素因数分解:

2 2 × 3 2 × 5 1 × 337 1 × 2143 1

素因数の和:2495
約数の個数: 72
約数和(自身を含む): 395670912
約数和(自身を除く): 265676532

約数列:
[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 337, 674, 1011, 1348, 1685, 2022, 2143, 3033, 3370, 4044, 4286, 5055, 6066, 6429, 6740, 8572, 10110, 10715, 12132, 12858, 15165, 19287, 20220, 21430, 25716, 30330, 32145, 38574, 42860, 60660, 64290, 77148, 96435, 128580, 192870, 385740, 722191, 1444382, 2166573, 2888764, 3610955, 4333146, 6499719, 7221910, 8666292, 10832865, 12999438, 14443820, 21665730, 25998876, 32498595, 43331460, 64997190, 129994380]

約数ペア:
[(1, 129994380), (2, 64997190), (3, 43331460), (4, 32498595), (5, 25998876), (6, 21665730), (9, 14443820), (10, 12999438), (12, 10832865), (15, 8666292), (18, 7221910), (20, 6499719), (30, 4333146), (36, 3610955), (45, 2888764), (60, 2166573), (90, 1444382), (180, 722191), (337, 385740), (674, 192870), (1011, 128580), (1348, 96435), (1685, 77148), (2022, 64290), (2143, 60660), (3033, 42860), (3370, 38574), (4044, 32145), (4286, 30330), (5055, 25716), (6066, 21430), (6429, 20220), (6740, 19287), (8572, 15165), (10110, 12858), (10715, 12132)]

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