1661567206120

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{2309}}^1\times {\mathrm{9901}}^1$

素因数の和:12323

約数の個数: 128

約数和(自身を含む): 3952561536000

約数和(自身を除く): 2290994329880

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 79, 92, 115, 158, 184, 230, 316, 395, 460, 632, 790, 920, 1580, 1817, 2309, 3160, 3634, 4618, 7268, 9085, 9236, 9901, 11545, 14536, 18170, 18472, 19802, 23090, 36340, 39604, 46180, 49505, 53107, 72680, 79208, 92360, 99010, 106214, 182411, 198020, 212428, 227723, 265535, 364822, 396040, 424856, 455446, 531070, 729644, 782179, 910892, 912055, 1062140, 1138615, 1459288, 1564358, 1821784, 1824110, 2124280, 2277230, 3128716, 3648220, 3910895, 4195453, 4554460, 6257432, 7296440, 7821790, 8390906, 9108920, 15643580, 16781812, 17990117, 20977265, 22861409, 31287160, 33563624, 35980234, 41954530, 45722818, 71960468, 83909060, 89950585, 91445636, 114307045, 143920936, 167818120, 179901170, 182891272, 228614090, 359802340, 457228180, 525812407, 719604680, 914456360, 1051624814, 1806051311, 2103249628, 2629062035, 3612102622, 4206499256, 5258124070, 7224205244, 9030256555, 10516248140, 14448410488, 18060513110, 21032496280, 36121026220, 41539180153, 72242052440, 83078360306, 166156720612, 207695900765, 332313441224, 415391801530, 830783603060, 1661567206120]

約数ペア:

[(1, 1661567206120), (2, 830783603060), (4, 415391801530), (5, 332313441224), (8, 207695900765), (10, 166156720612), (20, 83078360306), (23, 72242052440), (40, 41539180153), (46, 36121026220), (79, 21032496280), (92, 18060513110), (115, 14448410488), (158, 10516248140), (184, 9030256555), (230, 7224205244), (316, 5258124070), (395, 4206499256), (460, 3612102622), (632, 2629062035), (790, 2103249628), (920, 1806051311), (1580, 1051624814), (1817, 914456360), (2309, 719604680), (3160, 525812407), (3634, 457228180), (4618, 359802340), (7268, 228614090), (9085, 182891272), (9236, 179901170), (9901, 167818120), (11545, 143920936), (14536, 114307045), (18170, 91445636), (18472, 89950585), (19802, 83909060), (23090, 71960468), (36340, 45722818), (39604, 41954530), (46180, 35980234), (49505, 33563624), (53107, 31287160), (72680, 22861409), (79208, 20977265), (92360, 17990117), (99010, 16781812), (106214, 15643580), (182411, 9108920), (198020, 8390906), (212428, 7821790), (227723, 7296440), (265535, 6257432), (364822, 4554460), (396040, 4195453), (424856, 3910895), (455446, 3648220), (531070, 3128716), (729644, 2277230), (782179, 2124280), (910892, 1824110), (912055, 1821784), (1062140, 1564358), (1138615, 1459288)]