About the Number

121086680

121086679 ← → 121086681

2進数表記:111001101111010001011011000

漢数字表記:一億二千百八万六千六百八十

素因数分解:

2 3 × 5 1 × 11 1 × 13 1 × 21169 1

素因数の和:21204
約数の個数: 64
約数和(自身を含む): 320090400
約数和(自身を除く): 199003720

約数列:
[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 220, 260, 286, 440, 520, 572, 715, 1144, 1430, 2860, 5720, 21169, 42338, 84676, 105845, 169352, 211690, 232859, 275197, 423380, 465718, 550394, 846760, 931436, 1100788, 1164295, 1375985, 1862872, 2201576, 2328590, 2751970, 3027167, 4657180, 5503940, 6054334, 9314360, 11007880, 12108668, 15135835, 24217336, 30271670, 60543340, 121086680]

約数ペア:
[(1, 121086680), (2, 60543340), (4, 30271670), (5, 24217336), (8, 15135835), (10, 12108668), (11, 11007880), (13, 9314360), (20, 6054334), (22, 5503940), (26, 4657180), (40, 3027167), (44, 2751970), (52, 2328590), (55, 2201576), (65, 1862872), (88, 1375985), (104, 1164295), (110, 1100788), (130, 931436), (143, 846760), (220, 550394), (260, 465718), (286, 423380), (440, 275197), (520, 232859), (572, 211690), (715, 169352), (1144, 105845), (1430, 84676), (2860, 42338), (5720, 21169)]

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