About the Number

83381280

83381279 ← → 83381281

2進数表記:100111110000100110000100000

漢数字表記:八千三百三十八万千二百八十

素因数分解:

2 5 × 3 1 × 5 1 × 271 1 × 641 1

素因数の和:930
約数の個数: 96
約数和(自身を含む): 264031488
約数和(自身を除く): 180650208

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 271, 480, 542, 641, 813, 1084, 1282, 1355, 1626, 1923, 2168, 2564, 2710, 3205, 3252, 3846, 4065, 4336, 5128, 5420, 6410, 6504, 7692, 8130, 8672, 9615, 10256, 10840, 12820, 13008, 15384, 16260, 19230, 20512, 21680, 25640, 26016, 30768, 32520, 38460, 43360, 51280, 61536, 65040, 76920, 102560, 130080, 153840, 173711, 307680, 347422, 521133, 694844, 868555, 1042266, 1389688, 1737110, 2084532, 2605665, 2779376, 3474220, 4169064, 5211330, 5558752, 6948440, 8338128, 10422660, 13896880, 16676256, 20845320, 27793760, 41690640, 83381280]

約数ペア:
[(1, 83381280), (2, 41690640), (3, 27793760), (4, 20845320), (5, 16676256), (6, 13896880), (8, 10422660), (10, 8338128), (12, 6948440), (15, 5558752), (16, 5211330), (20, 4169064), (24, 3474220), (30, 2779376), (32, 2605665), (40, 2084532), (48, 1737110), (60, 1389688), (80, 1042266), (96, 868555), (120, 694844), (160, 521133), (240, 347422), (271, 307680), (480, 173711), (542, 153840), (641, 130080), (813, 102560), (1084, 76920), (1282, 65040), (1355, 61536), (1626, 51280), (1923, 43360), (2168, 38460), (2564, 32520), (2710, 30768), (3205, 26016), (3252, 25640), (3846, 21680), (4065, 20512), (4336, 19230), (5128, 16260), (5420, 15384), (6410, 13008), (6504, 12820), (7692, 10840), (8130, 10256), (8672, 9615)]

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