About the Number

129129216

129129215 ← → 129129217

2進数表記:111101100100101101100000000

漢数字表記:一億二千九百十二万九千二百十六

素因数分解:

2 8 × 3 1 × 383 1 × 439 1

素因数の和:841
約数の個数: 72
約数和(自身を含む): 345354240
約数和(自身を除く): 216225024

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 256, 383, 384, 439, 766, 768, 878, 1149, 1317, 1532, 1756, 2298, 2634, 3064, 3512, 4596, 5268, 6128, 7024, 9192, 10536, 12256, 14048, 18384, 21072, 24512, 28096, 36768, 42144, 49024, 56192, 73536, 84288, 98048, 112384, 147072, 168137, 168576, 294144, 336274, 337152, 504411, 672548, 1008822, 1345096, 2017644, 2690192, 4035288, 5380384, 8070576, 10760768, 16141152, 21521536, 32282304, 43043072, 64564608, 129129216]

約数ペア:
[(1, 129129216), (2, 64564608), (3, 43043072), (4, 32282304), (6, 21521536), (8, 16141152), (12, 10760768), (16, 8070576), (24, 5380384), (32, 4035288), (48, 2690192), (64, 2017644), (96, 1345096), (128, 1008822), (192, 672548), (256, 504411), (383, 337152), (384, 336274), (439, 294144), (766, 168576), (768, 168137), (878, 147072), (1149, 112384), (1317, 98048), (1532, 84288), (1756, 73536), (2298, 56192), (2634, 49024), (3064, 42144), (3512, 36768), (4596, 28096), (5268, 24512), (6128, 21072), (7024, 18384), (9192, 14048), (10536, 12256)]

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