257615220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1129}}^1\times {\mathrm{3803}}^1$

素因数の和:4944

約数の個数: 48

約数和(自身を含む): 722151360

約数和(自身を除く): 464536140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1129, 2258, 3387, 3803, 4516, 5645, 6774, 7606, 11290, 11409, 13548, 15212, 16935, 19015, 22580, 22818, 33870, 38030, 45636, 57045, 67740, 76060, 114090, 228180, 4293587, 8587174, 12880761, 17174348, 21467935, 25761522, 42935870, 51523044, 64403805, 85871740, 128807610, 257615220]

約数ペア:

[(1, 257615220), (2, 128807610), (3, 85871740), (4, 64403805), (5, 51523044), (6, 42935870), (10, 25761522), (12, 21467935), (15, 17174348), (20, 12880761), (30, 8587174), (60, 4293587), (1129, 228180), (2258, 114090), (3387, 76060), (3803, 67740), (4516, 57045), (5645, 45636), (6774, 38030), (7606, 33870), (11290, 22818), (11409, 22580), (13548, 19015), (15212, 16935)]