About the Number

129120810

129120809 ← → 129120811

2進数表記:111101100100011101000101010

漢数字表記:一億二千九百十二万八百十

素因数分解:

2 1 × 3 1 × 5 1 × 7 1 × 13 1 × 47297 1

素因数の和:47327
約数の個数: 64
約数和(自身を含む): 381411072
約数和(自身を除く): 252290262

約数列:
[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 47297, 94594, 141891, 236485, 283782, 331079, 472970, 614861, 662158, 709455, 993237, 1229722, 1418910, 1655395, 1844583, 1986474, 3074305, 3310790, 3689166, 4304027, 4966185, 6148610, 8608054, 9222915, 9932370, 12912081, 18445830, 21520135, 25824162, 43040270, 64560405, 129120810]

約数ペア:
[(1, 129120810), (2, 64560405), (3, 43040270), (5, 25824162), (6, 21520135), (7, 18445830), (10, 12912081), (13, 9932370), (14, 9222915), (15, 8608054), (21, 6148610), (26, 4966185), (30, 4304027), (35, 3689166), (39, 3310790), (42, 3074305), (65, 1986474), (70, 1844583), (78, 1655395), (91, 1418910), (105, 1229722), (130, 993237), (182, 709455), (195, 662158), (210, 614861), (273, 472970), (390, 331079), (455, 283782), (546, 236485), (910, 141891), (1365, 94594), (2730, 47297)]

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