291470816

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{181}}^1$

素因数の和:297

約数の個数: 144

約数和(自身を含む): 731989440

約数和(自身を除く): 440518624

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 79, 91, 98, 104, 112, 158, 181, 182, 196, 208, 224, 316, 362, 364, 392, 416, 553, 632, 637, 724, 728, 784, 1027, 1106, 1264, 1267, 1274, 1448, 1456, 1568, 2054, 2212, 2353, 2528, 2534, 2548, 2896, 2912, 3871, 4108, 4424, 4706, 5068, 5096, 5792, 7189, 7742, 8216, 8848, 8869, 9412, 10136, 10192, 14299, 14378, 15484, 16432, 16471, 17696, 17738, 18824, 20272, 20384, 28598, 28756, 30968, 32864, 32942, 35476, 37648, 40544, 50323, 57196, 57512, 61936, 65884, 70952, 75296, 100093, 100646, 114392, 115024, 115297, 123872, 131768, 141904, 185887, 200186, 201292, 228784, 230048, 230594, 263536, 283808, 371774, 400372, 402584, 457568, 461188, 527072, 700651, 743548, 800744, 805168, 922376, 1301209, 1401302, 1487096, 1601488, 1610336, 1844752, 2602418, 2802604, 2974192, 3202976, 3689504, 5204836, 5605208, 5948384, 9108463, 10409672, 11210416, 18216926, 20819344, 22420832, 36433852, 41638688, 72867704, 145735408, 291470816]

約数ペア:

[(1, 291470816), (2, 145735408), (4, 72867704), (7, 41638688), (8, 36433852), (13, 22420832), (14, 20819344), (16, 18216926), (26, 11210416), (28, 10409672), (32, 9108463), (49, 5948384), (52, 5605208), (56, 5204836), (79, 3689504), (91, 3202976), (98, 2974192), (104, 2802604), (112, 2602418), (158, 1844752), (181, 1610336), (182, 1601488), (196, 1487096), (208, 1401302), (224, 1301209), (316, 922376), (362, 805168), (364, 800744), (392, 743548), (416, 700651), (553, 527072), (632, 461188), (637, 457568), (724, 402584), (728, 400372), (784, 371774), (1027, 283808), (1106, 263536), (1264, 230594), (1267, 230048), (1274, 228784), (1448, 201292), (1456, 200186), (1568, 185887), (2054, 141904), (2212, 131768), (2353, 123872), (2528, 115297), (2534, 115024), (2548, 114392), (2896, 100646), (2912, 100093), (3871, 75296), (4108, 70952), (4424, 65884), (4706, 61936), (5068, 57512), (5096, 57196), (5792, 50323), (7189, 40544), (7742, 37648), (8216, 35476), (8848, 32942), (8869, 32864), (9412, 30968), (10136, 28756), (10192, 28598), (14299, 20384), (14378, 20272), (15484, 18824), (16432, 17738), (16471, 17696)]