20215008

素因数分解:

$2^5\times 3^4\times {\mathrm{11}}^1\times {\mathrm{709}}^1$

素因数の和:742

約数の個数: 120

約数和(自身を含む): 64947960

約数和(自身を除く): 44732952

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 32, 33, 36, 44, 48, 54, 66, 72, 81, 88, 96, 99, 108, 132, 144, 162, 176, 198, 216, 264, 288, 297, 324, 352, 396, 432, 528, 594, 648, 709, 792, 864, 891, 1056, 1188, 1296, 1418, 1584, 1782, 2127, 2376, 2592, 2836, 3168, 3564, 4254, 4752, 5672, 6381, 7128, 7799, 8508, 9504, 11344, 12762, 14256, 15598, 17016, 19143, 22688, 23397, 25524, 28512, 31196, 34032, 38286, 46794, 51048, 57429, 62392, 68064, 70191, 76572, 93588, 102096, 114858, 124784, 140382, 153144, 187176, 204192, 210573, 229716, 249568, 280764, 306288, 374352, 421146, 459432, 561528, 612576, 631719, 748704, 842292, 918864, 1123056, 1263438, 1684584, 1837728, 2246112, 2526876, 3369168, 5053752, 6738336, 10107504, 20215008]

約数ペア:

[(1, 20215008), (2, 10107504), (3, 6738336), (4, 5053752), (6, 3369168), (8, 2526876), (9, 2246112), (11, 1837728), (12, 1684584), (16, 1263438), (18, 1123056), (22, 918864), (24, 842292), (27, 748704), (32, 631719), (33, 612576), (36, 561528), (44, 459432), (48, 421146), (54, 374352), (66, 306288), (72, 280764), (81, 249568), (88, 229716), (96, 210573), (99, 204192), (108, 187176), (132, 153144), (144, 140382), (162, 124784), (176, 114858), (198, 102096), (216, 93588), (264, 76572), (288, 70191), (297, 68064), (324, 62392), (352, 57429), (396, 51048), (432, 46794), (528, 38286), (594, 34032), (648, 31196), (709, 28512), (792, 25524), (864, 23397), (891, 22688), (1056, 19143), (1188, 17016), (1296, 15598), (1418, 14256), (1584, 12762), (1782, 11344), (2127, 9504), (2376, 8508), (2592, 7799), (2836, 7128), (3168, 6381), (3564, 5672), (4254, 4752)]