199464320

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{977}}^1$

素因数の和:1036

約数の個数: 128

約数和(自身を含む): 538682400

約数和(自身を除く): 339218080

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 64, 80, 88, 110, 116, 128, 145, 160, 176, 220, 232, 290, 319, 320, 352, 440, 464, 580, 638, 640, 704, 880, 928, 977, 1160, 1276, 1408, 1595, 1760, 1856, 1954, 2320, 2552, 3190, 3520, 3712, 3908, 4640, 4885, 5104, 6380, 7040, 7816, 9280, 9770, 10208, 10747, 12760, 15632, 18560, 19540, 20416, 21494, 25520, 28333, 31264, 39080, 40832, 42988, 51040, 53735, 56666, 62528, 78160, 85976, 102080, 107470, 113332, 125056, 141665, 156320, 171952, 204160, 214940, 226664, 283330, 311663, 312640, 343904, 429880, 453328, 566660, 623326, 625280, 687808, 859760, 906656, 1133320, 1246652, 1375616, 1558315, 1719520, 1813312, 2266640, 2493304, 3116630, 3439040, 3626624, 4533280, 4986608, 6233260, 6878080, 9066560, 9973216, 12466520, 18133120, 19946432, 24933040, 39892864, 49866080, 99732160, 199464320]

約数ペア:

[(1, 199464320), (2, 99732160), (4, 49866080), (5, 39892864), (8, 24933040), (10, 19946432), (11, 18133120), (16, 12466520), (20, 9973216), (22, 9066560), (29, 6878080), (32, 6233260), (40, 4986608), (44, 4533280), (55, 3626624), (58, 3439040), (64, 3116630), (80, 2493304), (88, 2266640), (110, 1813312), (116, 1719520), (128, 1558315), (145, 1375616), (160, 1246652), (176, 1133320), (220, 906656), (232, 859760), (290, 687808), (319, 625280), (320, 623326), (352, 566660), (440, 453328), (464, 429880), (580, 343904), (638, 312640), (640, 311663), (704, 283330), (880, 226664), (928, 214940), (977, 204160), (1160, 171952), (1276, 156320), (1408, 141665), (1595, 125056), (1760, 113332), (1856, 107470), (1954, 102080), (2320, 85976), (2552, 78160), (3190, 62528), (3520, 56666), (3712, 53735), (3908, 51040), (4640, 42988), (4885, 40832), (5104, 39080), (6380, 31264), (7040, 28333), (7816, 25520), (9280, 21494), (9770, 20416), (10208, 19540), (10747, 18560), (12760, 15632)]