About the Number

29138640

29138639 ← → 29138641

2進数表記:1101111001001111011010000

漢数字表記:二千九百十三万八千六百四十

素因数分解:

2 4 × 3 1 × 5 1 × 317 1 × 383 1

素因数の和:716
約数の個数: 80
約数和(自身を含む): 90851328
約数和(自身を除く): 61712688

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 317, 383, 634, 766, 951, 1149, 1268, 1532, 1585, 1902, 1915, 2298, 2536, 3064, 3170, 3804, 3830, 4596, 4755, 5072, 5745, 6128, 6340, 7608, 7660, 9192, 9510, 11490, 12680, 15216, 15320, 18384, 19020, 22980, 25360, 30640, 38040, 45960, 76080, 91920, 121411, 242822, 364233, 485644, 607055, 728466, 971288, 1214110, 1456932, 1821165, 1942576, 2428220, 2913864, 3642330, 4856440, 5827728, 7284660, 9712880, 14569320, 29138640]

約数ペア:
[(1, 29138640), (2, 14569320), (3, 9712880), (4, 7284660), (5, 5827728), (6, 4856440), (8, 3642330), (10, 2913864), (12, 2428220), (15, 1942576), (16, 1821165), (20, 1456932), (24, 1214110), (30, 971288), (40, 728466), (48, 607055), (60, 485644), (80, 364233), (120, 242822), (240, 121411), (317, 91920), (383, 76080), (634, 45960), (766, 38040), (951, 30640), (1149, 25360), (1268, 22980), (1532, 19020), (1585, 18384), (1902, 15320), (1915, 15216), (2298, 12680), (2536, 11490), (3064, 9510), (3170, 9192), (3804, 7660), (3830, 7608), (4596, 6340), (4755, 6128), (5072, 5745)]

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