208443664

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{233}}^1$

素因数の和:305

約数の個数: 160

約数和(自身を含む): 526466304

約数和(自身を除く): 318022640

約数列:

[1, 2, 4, 8, 11, 13, 16, 17, 22, 23, 26, 34, 44, 46, 52, 68, 88, 92, 104, 136, 143, 176, 184, 187, 208, 221, 233, 253, 272, 286, 299, 368, 374, 391, 442, 466, 506, 572, 598, 748, 782, 884, 932, 1012, 1144, 1196, 1496, 1564, 1768, 1864, 2024, 2288, 2392, 2431, 2563, 2992, 3029, 3128, 3289, 3536, 3728, 3961, 4048, 4301, 4784, 4862, 5083, 5126, 5359, 6058, 6256, 6578, 7922, 8602, 9724, 10166, 10252, 10718, 12116, 13156, 15844, 17204, 19448, 20332, 20504, 21436, 24232, 26312, 31688, 33319, 34408, 38896, 40664, 41008, 42872, 43571, 48464, 51493, 52624, 55913, 58949, 63376, 66638, 68816, 69667, 81328, 85744, 87142, 91103, 102986, 111826, 117898, 133276, 139334, 174284, 182206, 205972, 223652, 235796, 266552, 278668, 348568, 364412, 411944, 447304, 471592, 533104, 557336, 566423, 697136, 728824, 766337, 823888, 894608, 943184, 1002133, 1114672, 1132846, 1184339, 1457648, 1532674, 2004266, 2265692, 2368678, 3065348, 4008532, 4531384, 4737356, 6130696, 8017064, 9062768, 9474712, 12261392, 13027729, 16034128, 18949424, 26055458, 52110916, 104221832, 208443664]

約数ペア:

[(1, 208443664), (2, 104221832), (4, 52110916), (8, 26055458), (11, 18949424), (13, 16034128), (16, 13027729), (17, 12261392), (22, 9474712), (23, 9062768), (26, 8017064), (34, 6130696), (44, 4737356), (46, 4531384), (52, 4008532), (68, 3065348), (88, 2368678), (92, 2265692), (104, 2004266), (136, 1532674), (143, 1457648), (176, 1184339), (184, 1132846), (187, 1114672), (208, 1002133), (221, 943184), (233, 894608), (253, 823888), (272, 766337), (286, 728824), (299, 697136), (368, 566423), (374, 557336), (391, 533104), (442, 471592), (466, 447304), (506, 411944), (572, 364412), (598, 348568), (748, 278668), (782, 266552), (884, 235796), (932, 223652), (1012, 205972), (1144, 182206), (1196, 174284), (1496, 139334), (1564, 133276), (1768, 117898), (1864, 111826), (2024, 102986), (2288, 91103), (2392, 87142), (2431, 85744), (2563, 81328), (2992, 69667), (3029, 68816), (3128, 66638), (3289, 63376), (3536, 58949), (3728, 55913), (3961, 52624), (4048, 51493), (4301, 48464), (4784, 43571), (4862, 42872), (5083, 41008), (5126, 40664), (5359, 38896), (6058, 34408), (6256, 33319), (6578, 31688), (7922, 26312), (8602, 24232), (9724, 21436), (10166, 20504), (10252, 20332), (10718, 19448), (12116, 17204), (13156, 15844)]