349408640

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3391}}^1$

素因数の和:3440

約数の個数: 128

約数和(自身を含む): 996433920

約数和(自身を除く): 647025280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 64, 70, 80, 92, 112, 115, 128, 140, 160, 161, 184, 224, 230, 280, 320, 322, 368, 448, 460, 560, 640, 644, 736, 805, 896, 920, 1120, 1288, 1472, 1610, 1840, 2240, 2576, 2944, 3220, 3391, 3680, 4480, 5152, 6440, 6782, 7360, 10304, 12880, 13564, 14720, 16955, 20608, 23737, 25760, 27128, 33910, 47474, 51520, 54256, 67820, 77993, 94948, 103040, 108512, 118685, 135640, 155986, 189896, 217024, 237370, 271280, 311972, 379792, 389965, 434048, 474740, 542560, 545951, 623944, 759584, 779930, 949480, 1085120, 1091902, 1247888, 1519168, 1559860, 1898960, 2170240, 2183804, 2495776, 2729755, 3038336, 3119720, 3797920, 4367608, 4991552, 5459510, 6239440, 7595840, 8735216, 9983104, 10919020, 12478880, 15191680, 17470432, 21838040, 24957760, 34940864, 43676080, 49915520, 69881728, 87352160, 174704320, 349408640]

約数ペア:

[(1, 349408640), (2, 174704320), (4, 87352160), (5, 69881728), (7, 49915520), (8, 43676080), (10, 34940864), (14, 24957760), (16, 21838040), (20, 17470432), (23, 15191680), (28, 12478880), (32, 10919020), (35, 9983104), (40, 8735216), (46, 7595840), (56, 6239440), (64, 5459510), (70, 4991552), (80, 4367608), (92, 3797920), (112, 3119720), (115, 3038336), (128, 2729755), (140, 2495776), (160, 2183804), (161, 2170240), (184, 1898960), (224, 1559860), (230, 1519168), (280, 1247888), (320, 1091902), (322, 1085120), (368, 949480), (448, 779930), (460, 759584), (560, 623944), (640, 545951), (644, 542560), (736, 474740), (805, 434048), (896, 389965), (920, 379792), (1120, 311972), (1288, 271280), (1472, 237370), (1610, 217024), (1840, 189896), (2240, 155986), (2576, 135640), (2944, 118685), (3220, 108512), (3391, 103040), (3680, 94948), (4480, 77993), (5152, 67820), (6440, 54256), (6782, 51520), (7360, 47474), (10304, 33910), (12880, 27128), (13564, 25760), (14720, 23737), (16955, 20608)]