About the Number

130689480

130689479 ← → 130689481

2進数表記:111110010100010100111001000

漢数字表記:一億三千六十八万九千四百八十

素因数分解:

2 3 × 3 1 × 5 1 × 241 1 × 4519 1

素因数の和:4774
約数の個数: 64
約数和(自身を含む): 393782400
約数和(自身を除く): 263092920

約数列:
[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 241, 482, 723, 964, 1205, 1446, 1928, 2410, 2892, 3615, 4519, 4820, 5784, 7230, 9038, 9640, 13557, 14460, 18076, 22595, 27114, 28920, 36152, 45190, 54228, 67785, 90380, 108456, 135570, 180760, 271140, 542280, 1089079, 2178158, 3267237, 4356316, 5445395, 6534474, 8712632, 10890790, 13068948, 16336185, 21781580, 26137896, 32672370, 43563160, 65344740, 130689480]

約数ペア:
[(1, 130689480), (2, 65344740), (3, 43563160), (4, 32672370), (5, 26137896), (6, 21781580), (8, 16336185), (10, 13068948), (12, 10890790), (15, 8712632), (20, 6534474), (24, 5445395), (30, 4356316), (40, 3267237), (60, 2178158), (120, 1089079), (241, 542280), (482, 271140), (723, 180760), (964, 135570), (1205, 108456), (1446, 90380), (1928, 67785), (2410, 54228), (2892, 45190), (3615, 36152), (4519, 28920), (4820, 27114), (5784, 22595), (7230, 18076), (9038, 14460), (9640, 13557)]

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