218184486

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{173}}^1$

素因数の和:270

約数の個数: 128

約数和(自身を含む): 533191680

約数和(自身を除く): 315007194

約数列:

[1, 2, 3, 6, 13, 19, 23, 26, 37, 38, 39, 46, 57, 69, 74, 78, 111, 114, 138, 173, 222, 247, 299, 346, 437, 481, 494, 519, 598, 703, 741, 851, 874, 897, 962, 1038, 1311, 1406, 1443, 1482, 1702, 1794, 2109, 2249, 2553, 2622, 2886, 3287, 3979, 4218, 4498, 5106, 5681, 6401, 6574, 6747, 7958, 9139, 9861, 11063, 11362, 11937, 12802, 13494, 16169, 17043, 18278, 19203, 19722, 22126, 23874, 27417, 32338, 33189, 34086, 38406, 42731, 48507, 51727, 54834, 66378, 75601, 83213, 85462, 97014, 103454, 121619, 128193, 147223, 151202, 155181, 166426, 210197, 226803, 243238, 249639, 256386, 294446, 310362, 364857, 420394, 441669, 453606, 499278, 630591, 729714, 883338, 982813, 1261182, 1581047, 1913899, 1965626, 2797237, 2948439, 3162094, 3827798, 4743141, 5594474, 5741697, 5896878, 8391711, 9486282, 11483394, 16783422, 36364081, 72728162, 109092243, 218184486]

約数ペア:

[(1, 218184486), (2, 109092243), (3, 72728162), (6, 36364081), (13, 16783422), (19, 11483394), (23, 9486282), (26, 8391711), (37, 5896878), (38, 5741697), (39, 5594474), (46, 4743141), (57, 3827798), (69, 3162094), (74, 2948439), (78, 2797237), (111, 1965626), (114, 1913899), (138, 1581047), (173, 1261182), (222, 982813), (247, 883338), (299, 729714), (346, 630591), (437, 499278), (481, 453606), (494, 441669), (519, 420394), (598, 364857), (703, 310362), (741, 294446), (851, 256386), (874, 249639), (897, 243238), (962, 226803), (1038, 210197), (1311, 166426), (1406, 155181), (1443, 151202), (1482, 147223), (1702, 128193), (1794, 121619), (2109, 103454), (2249, 97014), (2553, 85462), (2622, 83213), (2886, 75601), (3287, 66378), (3979, 54834), (4218, 51727), (4498, 48507), (5106, 42731), (5681, 38406), (6401, 34086), (6574, 33189), (6747, 32338), (7958, 27417), (9139, 23874), (9861, 22126), (11063, 19722), (11362, 19203), (11937, 18278), (12802, 17043), (13494, 16169)]