About the Number

231990432

231990431 ← → 231990433

2進数表記:1101110100111110010010100000

漢数字表記:二億三千百九十九万四百三十二

素因数分解:

2 5 × 3 1 × 17 1 × 142151 1

素因数の和:142181
約数の個数: 48
約数和(自身を含む): 644801472
約数和(自身を除く): 412811040

約数列:
[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 102, 136, 204, 272, 408, 544, 816, 1632, 142151, 284302, 426453, 568604, 852906, 1137208, 1705812, 2274416, 2416567, 3411624, 4548832, 4833134, 6823248, 7249701, 9666268, 13646496, 14499402, 19332536, 28998804, 38665072, 57997608, 77330144, 115995216, 231990432]

約数ペア:
[(1, 231990432), (2, 115995216), (3, 77330144), (4, 57997608), (6, 38665072), (8, 28998804), (12, 19332536), (16, 14499402), (17, 13646496), (24, 9666268), (32, 7249701), (34, 6823248), (48, 4833134), (51, 4548832), (68, 3411624), (96, 2416567), (102, 2274416), (136, 1705812), (204, 1137208), (272, 852906), (408, 568604), (544, 426453), (816, 284302), (1632, 142151)]

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