123138756

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{211}}^1$

素因数の和:306

約数の個数: 144

約数和(自身を含む): 356516160

約数和(自身を除く): 233377404

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 29, 36, 39, 43, 52, 58, 78, 86, 87, 116, 117, 129, 156, 172, 174, 211, 234, 258, 261, 348, 377, 387, 422, 468, 516, 522, 559, 633, 754, 774, 844, 1044, 1118, 1131, 1247, 1266, 1508, 1548, 1677, 1899, 2236, 2262, 2494, 2532, 2743, 3354, 3393, 3741, 3798, 4524, 4988, 5031, 5486, 6119, 6708, 6786, 7482, 7596, 8229, 9073, 10062, 10972, 11223, 12238, 13572, 14964, 16211, 16458, 18146, 18357, 20124, 22446, 24476, 24687, 27219, 32422, 32916, 36292, 36714, 44892, 48633, 49374, 54438, 55071, 64844, 73428, 79547, 81657, 97266, 98748, 108876, 110142, 117949, 145899, 159094, 163314, 194532, 220284, 235898, 238641, 263117, 291798, 318188, 326628, 353847, 471796, 477282, 526234, 583596, 707694, 715923, 789351, 954564, 1052468, 1061541, 1415388, 1431846, 1578702, 2123082, 2368053, 2863692, 3157404, 3420521, 4246164, 4736106, 6841042, 9472212, 10261563, 13682084, 20523126, 30784689, 41046252, 61569378, 123138756]

約数ペア:

[(1, 123138756), (2, 61569378), (3, 41046252), (4, 30784689), (6, 20523126), (9, 13682084), (12, 10261563), (13, 9472212), (18, 6841042), (26, 4736106), (29, 4246164), (36, 3420521), (39, 3157404), (43, 2863692), (52, 2368053), (58, 2123082), (78, 1578702), (86, 1431846), (87, 1415388), (116, 1061541), (117, 1052468), (129, 954564), (156, 789351), (172, 715923), (174, 707694), (211, 583596), (234, 526234), (258, 477282), (261, 471796), (348, 353847), (377, 326628), (387, 318188), (422, 291798), (468, 263117), (516, 238641), (522, 235898), (559, 220284), (633, 194532), (754, 163314), (774, 159094), (844, 145899), (1044, 117949), (1118, 110142), (1131, 108876), (1247, 98748), (1266, 97266), (1508, 81657), (1548, 79547), (1677, 73428), (1899, 64844), (2236, 55071), (2262, 54438), (2494, 49374), (2532, 48633), (2743, 44892), (3354, 36714), (3393, 36292), (3741, 32916), (3798, 32422), (4524, 27219), (4988, 24687), (5031, 24476), (5486, 22446), (6119, 20124), (6708, 18357), (6786, 18146), (7482, 16458), (7596, 16211), (8229, 14964), (9073, 13572), (10062, 12238), (10972, 11223)]