28778310

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{709}}^1$

素因数の和:774

約数の個数: 96

約数和(自身を含む): 83734560

約数和(自身を除く): 54956250

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 41, 45, 55, 66, 82, 90, 99, 110, 123, 165, 198, 205, 246, 330, 369, 410, 451, 495, 615, 709, 738, 902, 990, 1230, 1353, 1418, 1845, 2127, 2255, 2706, 3545, 3690, 4059, 4254, 4510, 6381, 6765, 7090, 7799, 8118, 10635, 12762, 13530, 15598, 20295, 21270, 23397, 29069, 31905, 38995, 40590, 46794, 58138, 63810, 70191, 77990, 87207, 116985, 140382, 145345, 174414, 233970, 261621, 290690, 319759, 350955, 436035, 523242, 639518, 701910, 872070, 959277, 1308105, 1598795, 1918554, 2616210, 2877831, 3197590, 4796385, 5755662, 9592770, 14389155, 28778310]

約数ペア:

[(1, 28778310), (2, 14389155), (3, 9592770), (5, 5755662), (6, 4796385), (9, 3197590), (10, 2877831), (11, 2616210), (15, 1918554), (18, 1598795), (22, 1308105), (30, 959277), (33, 872070), (41, 701910), (45, 639518), (55, 523242), (66, 436035), (82, 350955), (90, 319759), (99, 290690), (110, 261621), (123, 233970), (165, 174414), (198, 145345), (205, 140382), (246, 116985), (330, 87207), (369, 77990), (410, 70191), (451, 63810), (495, 58138), (615, 46794), (709, 40590), (738, 38995), (902, 31905), (990, 29069), (1230, 23397), (1353, 21270), (1418, 20295), (1845, 15598), (2127, 13530), (2255, 12762), (2706, 10635), (3545, 8118), (3690, 7799), (4059, 7090), (4254, 6765), (4510, 6381)]