247319488

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{223}}^1$

素因数の和:322

約数の個数: 112

約数和(自身を含む): 560766976

約数和(自身を除く): 313447488

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 43, 52, 62, 64, 86, 104, 124, 172, 208, 223, 248, 344, 403, 416, 446, 496, 559, 688, 806, 832, 892, 992, 1118, 1333, 1376, 1612, 1784, 1984, 2236, 2666, 2752, 2899, 3224, 3568, 4472, 5332, 5798, 6448, 6913, 7136, 8944, 9589, 10664, 11596, 12896, 13826, 14272, 17329, 17888, 19178, 21328, 23192, 25792, 27652, 34658, 35776, 38356, 42656, 46384, 55304, 69316, 76712, 85312, 89869, 92768, 110608, 124657, 138632, 153424, 179738, 185536, 221216, 249314, 277264, 297259, 306848, 359476, 442432, 498628, 554528, 594518, 613696, 718952, 997256, 1109056, 1189036, 1437904, 1994512, 2378072, 2875808, 3864367, 3989024, 4756144, 5751616, 7728734, 7978048, 9512288, 15457468, 19024576, 30914936, 61829872, 123659744, 247319488]

約数ペア:

[(1, 247319488), (2, 123659744), (4, 61829872), (8, 30914936), (13, 19024576), (16, 15457468), (26, 9512288), (31, 7978048), (32, 7728734), (43, 5751616), (52, 4756144), (62, 3989024), (64, 3864367), (86, 2875808), (104, 2378072), (124, 1994512), (172, 1437904), (208, 1189036), (223, 1109056), (248, 997256), (344, 718952), (403, 613696), (416, 594518), (446, 554528), (496, 498628), (559, 442432), (688, 359476), (806, 306848), (832, 297259), (892, 277264), (992, 249314), (1118, 221216), (1333, 185536), (1376, 179738), (1612, 153424), (1784, 138632), (1984, 124657), (2236, 110608), (2666, 92768), (2752, 89869), (2899, 85312), (3224, 76712), (3568, 69316), (4472, 55304), (5332, 46384), (5798, 42656), (6448, 38356), (6913, 35776), (7136, 34658), (8944, 27652), (9589, 25792), (10664, 23192), (11596, 21328), (12896, 19178), (13826, 17888), (14272, 17329)]