404951624

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:339

約数の個数: 128

約数和(自身を含む): 985374720

約数和(自身を除く): 580423096

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 47, 56, 71, 77, 88, 94, 142, 154, 188, 197, 284, 308, 329, 376, 394, 497, 517, 568, 616, 658, 781, 788, 994, 1034, 1316, 1379, 1562, 1576, 1988, 2068, 2167, 2632, 2758, 3124, 3337, 3619, 3976, 4136, 4334, 5467, 5516, 6248, 6674, 7238, 8668, 9259, 10934, 11032, 13348, 13987, 14476, 15169, 17336, 18518, 21868, 23359, 26696, 27974, 28952, 30338, 36707, 37036, 43736, 46718, 55948, 60676, 64813, 73414, 74072, 93436, 97909, 101849, 111896, 121352, 129626, 146828, 153857, 186872, 195818, 203698, 256949, 259252, 293656, 307714, 391636, 407396, 513898, 518504, 615428, 657389, 712943, 783272, 814792, 1027796, 1076999, 1230856, 1314778, 1425886, 2055592, 2153998, 2629556, 2851772, 4307996, 4601723, 5259112, 5703544, 7231279, 8615992, 9203446, 14462558, 18406892, 28925116, 36813784, 50618953, 57850232, 101237906, 202475812, 404951624]

約数ペア:

[(1, 404951624), (2, 202475812), (4, 101237906), (7, 57850232), (8, 50618953), (11, 36813784), (14, 28925116), (22, 18406892), (28, 14462558), (44, 9203446), (47, 8615992), (56, 7231279), (71, 5703544), (77, 5259112), (88, 4601723), (94, 4307996), (142, 2851772), (154, 2629556), (188, 2153998), (197, 2055592), (284, 1425886), (308, 1314778), (329, 1230856), (376, 1076999), (394, 1027796), (497, 814792), (517, 783272), (568, 712943), (616, 657389), (658, 615428), (781, 518504), (788, 513898), (994, 407396), (1034, 391636), (1316, 307714), (1379, 293656), (1562, 259252), (1576, 256949), (1988, 203698), (2068, 195818), (2167, 186872), (2632, 153857), (2758, 146828), (3124, 129626), (3337, 121352), (3619, 111896), (3976, 101849), (4136, 97909), (4334, 93436), (5467, 74072), (5516, 73414), (6248, 64813), (6674, 60676), (7238, 55948), (8668, 46718), (9259, 43736), (10934, 37036), (11032, 36707), (13348, 30338), (13987, 28952), (14476, 27974), (15169, 26696), (17336, 23359), (18518, 21868)]