123405528

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{197}}^1\times {\mathrm{607}}^1$

素因数の和:856

約数の個数: 64

約数和(自身を含む): 317813760

約数和(自身を除く): 194408232

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 197, 258, 344, 394, 516, 591, 607, 788, 1032, 1182, 1214, 1576, 1821, 2364, 2428, 3642, 4728, 4856, 7284, 8471, 14568, 16942, 25413, 26101, 33884, 50826, 52202, 67768, 78303, 101652, 104404, 119579, 156606, 203304, 208808, 239158, 313212, 358737, 478316, 626424, 717474, 956632, 1434948, 2869896, 5141897, 10283794, 15425691, 20567588, 30851382, 41135176, 61702764, 123405528]

約数ペア:

[(1, 123405528), (2, 61702764), (3, 41135176), (4, 30851382), (6, 20567588), (8, 15425691), (12, 10283794), (24, 5141897), (43, 2869896), (86, 1434948), (129, 956632), (172, 717474), (197, 626424), (258, 478316), (344, 358737), (394, 313212), (516, 239158), (591, 208808), (607, 203304), (788, 156606), (1032, 119579), (1182, 104404), (1214, 101652), (1576, 78303), (1821, 67768), (2364, 52202), (2428, 50826), (3642, 33884), (4728, 26101), (4856, 25413), (7284, 16942), (8471, 14568)]