209987136

素因数分解:

$2^6\times 3^2\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{167}}^1$

素因数の和:281

約数の個数: 168

約数和(自身を含む): 632399040

約数和(自身を除く): 422411904

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 37, 48, 59, 64, 72, 74, 96, 111, 118, 144, 148, 167, 177, 192, 222, 236, 288, 296, 333, 334, 354, 444, 472, 501, 531, 576, 592, 666, 668, 708, 888, 944, 1002, 1062, 1184, 1332, 1336, 1416, 1503, 1776, 1888, 2004, 2124, 2183, 2368, 2664, 2672, 2832, 3006, 3552, 3776, 4008, 4248, 4366, 5328, 5344, 5664, 6012, 6179, 6549, 7104, 8016, 8496, 8732, 9853, 10656, 10688, 11328, 12024, 12358, 13098, 16032, 16992, 17464, 18537, 19647, 19706, 21312, 24048, 24716, 26196, 29559, 32064, 33984, 34928, 37074, 39294, 39412, 48096, 49432, 52392, 55611, 59118, 69856, 74148, 78588, 78824, 88677, 96192, 98864, 104784, 111222, 118236, 139712, 148296, 157176, 157648, 177354, 197728, 209568, 222444, 236472, 296592, 314352, 315296, 354708, 364561, 395456, 419136, 444888, 472944, 593184, 628704, 630592, 709416, 729122, 889776, 945888, 1093683, 1186368, 1257408, 1418832, 1458244, 1779552, 1891776, 2187366, 2837664, 2916488, 3281049, 3559104, 4374732, 5675328, 5832976, 6562098, 8749464, 11665952, 13124196, 17498928, 23331904, 26248392, 34997856, 52496784, 69995712, 104993568, 209987136]

約数ペア:

[(1, 209987136), (2, 104993568), (3, 69995712), (4, 52496784), (6, 34997856), (8, 26248392), (9, 23331904), (12, 17498928), (16, 13124196), (18, 11665952), (24, 8749464), (32, 6562098), (36, 5832976), (37, 5675328), (48, 4374732), (59, 3559104), (64, 3281049), (72, 2916488), (74, 2837664), (96, 2187366), (111, 1891776), (118, 1779552), (144, 1458244), (148, 1418832), (167, 1257408), (177, 1186368), (192, 1093683), (222, 945888), (236, 889776), (288, 729122), (296, 709416), (333, 630592), (334, 628704), (354, 593184), (444, 472944), (472, 444888), (501, 419136), (531, 395456), (576, 364561), (592, 354708), (666, 315296), (668, 314352), (708, 296592), (888, 236472), (944, 222444), (1002, 209568), (1062, 197728), (1184, 177354), (1332, 157648), (1336, 157176), (1416, 148296), (1503, 139712), (1776, 118236), (1888, 111222), (2004, 104784), (2124, 98864), (2183, 96192), (2368, 88677), (2664, 78824), (2672, 78588), (2832, 74148), (3006, 69856), (3552, 59118), (3776, 55611), (4008, 52392), (4248, 49432), (4366, 48096), (5328, 39412), (5344, 39294), (5664, 37074), (6012, 34928), (6179, 33984), (6549, 32064), (7104, 29559), (8016, 26196), (8496, 24716), (8732, 24048), (9853, 21312), (10656, 19706), (10688, 19647), (11328, 18537), (12024, 17464), (12358, 16992), (13098, 16032)]