255465336

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{491}}^1$

素因数の和:689

約数の個数: 128

約数和(自身を含む): 774604800

約数和(自身を除く): 519139464

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 114, 133, 152, 163, 168, 228, 266, 326, 399, 456, 489, 491, 532, 652, 798, 978, 982, 1064, 1141, 1304, 1473, 1596, 1956, 1964, 2282, 2946, 3097, 3192, 3423, 3437, 3912, 3928, 4564, 5892, 6194, 6846, 6874, 9128, 9291, 9329, 10311, 11784, 12388, 13692, 13748, 18582, 18658, 20622, 21679, 24776, 27384, 27496, 27987, 37164, 37316, 41244, 43358, 55974, 65037, 65303, 74328, 74632, 80033, 82488, 86716, 111948, 130074, 130606, 160066, 173432, 195909, 223896, 240099, 260148, 261212, 320132, 391818, 480198, 520296, 522424, 560231, 640264, 783636, 960396, 1120462, 1520627, 1567272, 1680693, 1920792, 2240924, 3041254, 3361386, 4481848, 4561881, 6082508, 6722772, 9123762, 10644389, 12165016, 13445544, 18247524, 21288778, 31933167, 36495048, 42577556, 63866334, 85155112, 127732668, 255465336]

約数ペア:

[(1, 255465336), (2, 127732668), (3, 85155112), (4, 63866334), (6, 42577556), (7, 36495048), (8, 31933167), (12, 21288778), (14, 18247524), (19, 13445544), (21, 12165016), (24, 10644389), (28, 9123762), (38, 6722772), (42, 6082508), (56, 4561881), (57, 4481848), (76, 3361386), (84, 3041254), (114, 2240924), (133, 1920792), (152, 1680693), (163, 1567272), (168, 1520627), (228, 1120462), (266, 960396), (326, 783636), (399, 640264), (456, 560231), (489, 522424), (491, 520296), (532, 480198), (652, 391818), (798, 320132), (978, 261212), (982, 260148), (1064, 240099), (1141, 223896), (1304, 195909), (1473, 173432), (1596, 160066), (1956, 130606), (1964, 130074), (2282, 111948), (2946, 86716), (3097, 82488), (3192, 80033), (3423, 74632), (3437, 74328), (3912, 65303), (3928, 65037), (4564, 55974), (5892, 43358), (6194, 41244), (6846, 37316), (6874, 37164), (9128, 27987), (9291, 27496), (9329, 27384), (10311, 24776), (11784, 21679), (12388, 20622), (13692, 18658), (13748, 18582)]