128191128

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{2617}}^1$

素因数の和:2796

約数の個数: 64

約数和(自身を含む): 347460960

約数和(自身を除く): 219269832

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 157, 312, 314, 471, 628, 942, 1256, 1884, 2041, 2617, 3768, 4082, 5234, 6123, 7851, 8164, 10468, 12246, 15702, 16328, 20936, 24492, 31404, 34021, 48984, 62808, 68042, 102063, 136084, 204126, 272168, 408252, 410869, 816504, 821738, 1232607, 1643476, 2465214, 3286952, 4930428, 5341297, 9860856, 10682594, 16023891, 21365188, 32047782, 42730376, 64095564, 128191128]

約数ペア:

[(1, 128191128), (2, 64095564), (3, 42730376), (4, 32047782), (6, 21365188), (8, 16023891), (12, 10682594), (13, 9860856), (24, 5341297), (26, 4930428), (39, 3286952), (52, 2465214), (78, 1643476), (104, 1232607), (156, 821738), (157, 816504), (312, 410869), (314, 408252), (471, 272168), (628, 204126), (942, 136084), (1256, 102063), (1884, 68042), (2041, 62808), (2617, 48984), (3768, 34021), (4082, 31404), (5234, 24492), (6123, 20936), (7851, 16328), (8164, 15702), (10468, 12246)]