247008080

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{9679}}^1$

素因数の和:9732

約数の個数: 80

約数和(自身を含む): 648172800

約数和(自身を除く): 401164720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 40, 44, 55, 58, 80, 88, 110, 116, 145, 176, 220, 232, 290, 319, 440, 464, 580, 638, 880, 1160, 1276, 1595, 2320, 2552, 3190, 5104, 6380, 9679, 12760, 19358, 25520, 38716, 48395, 77432, 96790, 106469, 154864, 193580, 212938, 280691, 387160, 425876, 532345, 561382, 774320, 851752, 1064690, 1122764, 1403455, 1703504, 2129380, 2245528, 2806910, 3087601, 4258760, 4491056, 5613820, 6175202, 8517520, 11227640, 12350404, 15438005, 22455280, 24700808, 30876010, 49401616, 61752020, 123504040, 247008080]

約数ペア:

[(1, 247008080), (2, 123504040), (4, 61752020), (5, 49401616), (8, 30876010), (10, 24700808), (11, 22455280), (16, 15438005), (20, 12350404), (22, 11227640), (29, 8517520), (40, 6175202), (44, 5613820), (55, 4491056), (58, 4258760), (80, 3087601), (88, 2806910), (110, 2245528), (116, 2129380), (145, 1703504), (176, 1403455), (220, 1122764), (232, 1064690), (290, 851752), (319, 774320), (440, 561382), (464, 532345), (580, 425876), (638, 387160), (880, 280691), (1160, 212938), (1276, 193580), (1595, 154864), (2320, 106469), (2552, 96790), (3190, 77432), (5104, 48395), (6380, 38716), (9679, 25520), (12760, 19358)]