217633904

素因数分解:

$2^4\times {\mathrm{19}}^2\times {\mathrm{41}}^1\times {\mathrm{919}}^1$

素因数の和:1006

約数の個数: 60

約数和(自身を含む): 456377040

約数和(自身を除く): 238743136

約数列:

[1, 2, 4, 8, 16, 19, 38, 41, 76, 82, 152, 164, 304, 328, 361, 656, 722, 779, 919, 1444, 1558, 1838, 2888, 3116, 3676, 5776, 6232, 7352, 12464, 14704, 14801, 17461, 29602, 34922, 37679, 59204, 69844, 75358, 118408, 139688, 150716, 236816, 279376, 301432, 331759, 602864, 663518, 715901, 1327036, 1431802, 2654072, 2863604, 5308144, 5727208, 11454416, 13602119, 27204238, 54408476, 108816952, 217633904]

約数ペア:

[(1, 217633904), (2, 108816952), (4, 54408476), (8, 27204238), (16, 13602119), (19, 11454416), (38, 5727208), (41, 5308144), (76, 2863604), (82, 2654072), (152, 1431802), (164, 1327036), (304, 715901), (328, 663518), (361, 602864), (656, 331759), (722, 301432), (779, 279376), (919, 236816), (1444, 150716), (1558, 139688), (1838, 118408), (2888, 75358), (3116, 69844), (3676, 59204), (5776, 37679), (6232, 34922), (7352, 29602), (12464, 17461), (14704, 14801)]