1620529680

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{87691}}^1$

素因数の和:87725

約数の個数: 160

約数和(自身を含む): 6263313408

約数和(自身を除く): 4642783728

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 16, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 48, 55, 56, 60, 66, 70, 77, 80, 84, 88, 105, 110, 112, 120, 132, 140, 154, 165, 168, 176, 210, 220, 231, 240, 264, 280, 308, 330, 336, 385, 420, 440, 462, 528, 560, 616, 660, 770, 840, 880, 924, 1155, 1232, 1320, 1540, 1680, 1848, 2310, 2640, 3080, 3696, 4620, 6160, 9240, 18480, 87691, 175382, 263073, 350764, 438455, 526146, 613837, 701528, 876910, 964601, 1052292, 1227674, 1315365, 1403056, 1753820, 1841511, 1929202, 2104584, 2455348, 2630730, 2893803, 3069185, 3507640, 3683022, 3858404, 4209168, 4823005, 4910696, 5261460, 5787606, 6138370, 6752207, 7015280, 7366044, 7716808, 9207555, 9646010, 9821392, 10522920, 11575212, 12276740, 13504414, 14469015, 14732088, 15433616, 18415110, 19292020, 20256621, 21045840, 23150424, 24553480, 27008828, 28938030, 29464176, 33761035, 36830220, 38584040, 40513242, 46300848, 49106960, 54017656, 57876060, 67522070, 73660440, 77168080, 81026484, 101283105, 108035312, 115752120, 135044140, 147320880, 162052968, 202566210, 231504240, 270088280, 324105936, 405132420, 540176560, 810264840, 1620529680]

約数ペア:

[(1, 1620529680), (2, 810264840), (3, 540176560), (4, 405132420), (5, 324105936), (6, 270088280), (7, 231504240), (8, 202566210), (10, 162052968), (11, 147320880), (12, 135044140), (14, 115752120), (15, 108035312), (16, 101283105), (20, 81026484), (21, 77168080), (22, 73660440), (24, 67522070), (28, 57876060), (30, 54017656), (33, 49106960), (35, 46300848), (40, 40513242), (42, 38584040), (44, 36830220), (48, 33761035), (55, 29464176), (56, 28938030), (60, 27008828), (66, 24553480), (70, 23150424), (77, 21045840), (80, 20256621), (84, 19292020), (88, 18415110), (105, 15433616), (110, 14732088), (112, 14469015), (120, 13504414), (132, 12276740), (140, 11575212), (154, 10522920), (165, 9821392), (168, 9646010), (176, 9207555), (210, 7716808), (220, 7366044), (231, 7015280), (240, 6752207), (264, 6138370), (280, 5787606), (308, 5261460), (330, 4910696), (336, 4823005), (385, 4209168), (420, 3858404), (440, 3683022), (462, 3507640), (528, 3069185), (560, 2893803), (616, 2630730), (660, 2455348), (770, 2104584), (840, 1929202), (880, 1841511), (924, 1753820), (1155, 1403056), (1232, 1315365), (1320, 1227674), (1540, 1052292), (1680, 964601), (1848, 876910), (2310, 701528), (2640, 613837), (3080, 526146), (3696, 438455), (4620, 350764), (6160, 263073), (9240, 175382), (18480, 87691)]