About the Number

15691681040

15691681039 ← → 15691681041

2進数表記:1110100111010011000000110100010000

漢数字表記:百五十六億九千百六十八万千四十

素因数分解:

2 4 × 5 1 × 7 1 × 1171 1 × 23929 1

素因数の和:25120
約数の個数: 80
約数和(自身を含む): 41732388480
約数和(自身を除く): 26040707440

約数列:
[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 1171, 2342, 4684, 5855, 8197, 9368, 11710, 16394, 18736, 23420, 23929, 32788, 40985, 46840, 47858, 65576, 81970, 93680, 95716, 119645, 131152, 163940, 167503, 191432, 239290, 327880, 335006, 382864, 478580, 655760, 670012, 837515, 957160, 1340024, 1675030, 1914320, 2680048, 3350060, 6700120, 13400240, 28020859, 56041718, 112083436, 140104295, 196146013, 224166872, 280208590, 392292026, 448333744, 560417180, 784584052, 980730065, 1120834360, 1569168104, 1961460130, 2241668720, 3138336208, 3922920260, 7845840520, 15691681040]

約数ペア:
[(1, 15691681040), (2, 7845840520), (4, 3922920260), (5, 3138336208), (7, 2241668720), (8, 1961460130), (10, 1569168104), (14, 1120834360), (16, 980730065), (20, 784584052), (28, 560417180), (35, 448333744), (40, 392292026), (56, 280208590), (70, 224166872), (80, 196146013), (112, 140104295), (140, 112083436), (280, 56041718), (560, 28020859), (1171, 13400240), (2342, 6700120), (4684, 3350060), (5855, 2680048), (8197, 1914320), (9368, 1675030), (11710, 1340024), (16394, 957160), (18736, 837515), (23420, 670012), (23929, 655760), (32788, 478580), (40985, 382864), (46840, 335006), (47858, 327880), (65576, 239290), (81970, 191432), (93680, 167503), (95716, 163940), (119645, 131152)]

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