263849928

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{907}}^1$

素因数の和:987

約数の個数: 128

約数和(自身を含む): 753131520

約数和(自身を除く): 489281592

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 23, 24, 31, 34, 46, 51, 62, 68, 69, 92, 93, 102, 124, 136, 138, 184, 186, 204, 248, 276, 372, 391, 408, 527, 552, 713, 744, 782, 907, 1054, 1173, 1426, 1564, 1581, 1814, 2108, 2139, 2346, 2721, 2852, 3128, 3162, 3628, 4216, 4278, 4692, 5442, 5704, 6324, 7256, 8556, 9384, 10884, 12121, 12648, 15419, 17112, 20861, 21768, 24242, 28117, 30838, 36363, 41722, 46257, 48484, 56234, 61676, 62583, 72726, 83444, 84351, 92514, 96968, 112468, 123352, 125166, 145452, 166888, 168702, 185028, 224936, 250332, 290904, 337404, 354637, 370056, 477989, 500664, 646691, 674808, 709274, 955978, 1063911, 1293382, 1418548, 1433967, 1911956, 1940073, 2127822, 2586764, 2837096, 2867934, 3823912, 3880146, 4255644, 5173528, 5735868, 7760292, 8511288, 10993747, 11471736, 15520584, 21987494, 32981241, 43974988, 65962482, 87949976, 131924964, 263849928]

約数ペア:

[(1, 263849928), (2, 131924964), (3, 87949976), (4, 65962482), (6, 43974988), (8, 32981241), (12, 21987494), (17, 15520584), (23, 11471736), (24, 10993747), (31, 8511288), (34, 7760292), (46, 5735868), (51, 5173528), (62, 4255644), (68, 3880146), (69, 3823912), (92, 2867934), (93, 2837096), (102, 2586764), (124, 2127822), (136, 1940073), (138, 1911956), (184, 1433967), (186, 1418548), (204, 1293382), (248, 1063911), (276, 955978), (372, 709274), (391, 674808), (408, 646691), (527, 500664), (552, 477989), (713, 370056), (744, 354637), (782, 337404), (907, 290904), (1054, 250332), (1173, 224936), (1426, 185028), (1564, 168702), (1581, 166888), (1814, 145452), (2108, 125166), (2139, 123352), (2346, 112468), (2721, 96968), (2852, 92514), (3128, 84351), (3162, 83444), (3628, 72726), (4216, 62583), (4278, 61676), (4692, 56234), (5442, 48484), (5704, 46257), (6324, 41722), (7256, 36363), (8556, 30838), (9384, 28117), (10884, 24242), (12121, 21768), (12648, 20861), (15419, 17112)]