253311968

素因数分解:

$2^5\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{43}}^1$

素因数の和:114

約数の個数: 216

約数和(自身を含む): 679101192

約数和(自身を除く): 425789224

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 43, 49, 52, 56, 68, 86, 91, 98, 104, 112, 119, 136, 172, 182, 196, 208, 221, 224, 238, 272, 289, 301, 344, 364, 392, 416, 442, 476, 544, 559, 578, 602, 637, 688, 728, 731, 784, 833, 884, 952, 1118, 1156, 1204, 1274, 1376, 1456, 1462, 1547, 1568, 1666, 1768, 1904, 2023, 2107, 2236, 2312, 2408, 2548, 2912, 2924, 3094, 3332, 3536, 3757, 3808, 3913, 4046, 4214, 4472, 4624, 4816, 5096, 5117, 5848, 6188, 6664, 7072, 7514, 7826, 8092, 8428, 8944, 9248, 9503, 9632, 10192, 10234, 10829, 11696, 12376, 12427, 13328, 14161, 15028, 15652, 16184, 16856, 17888, 19006, 20384, 20468, 21658, 23392, 24752, 24854, 26299, 26656, 27391, 28322, 30056, 31304, 32368, 33712, 35819, 38012, 40936, 43316, 49504, 49708, 52598, 54782, 56644, 60112, 62608, 64736, 66521, 67424, 71638, 76024, 81872, 86632, 86989, 99416, 105196, 109564, 113288, 120224, 125216, 133042, 143276, 152048, 161551, 163744, 173264, 173978, 184093, 198832, 210392, 219128, 226576, 266084, 286552, 304096, 323102, 346528, 347956, 368186, 397664, 420784, 438256, 453152, 465647, 532168, 573104, 608923, 646204, 695912, 736372, 841568, 876512, 931294, 1064336, 1130857, 1146208, 1217846, 1292408, 1391824, 1472744, 1862588, 2128672, 2261714, 2435692, 2584816, 2783648, 2945488, 3725176, 4523428, 4871384, 5169632, 5890976, 7450352, 7915999, 9046856, 9742768, 14900704, 15831998, 18093712, 19485536, 31663996, 36187424, 63327992, 126655984, 253311968]

約数ペア:

[(1, 253311968), (2, 126655984), (4, 63327992), (7, 36187424), (8, 31663996), (13, 19485536), (14, 18093712), (16, 15831998), (17, 14900704), (26, 9742768), (28, 9046856), (32, 7915999), (34, 7450352), (43, 5890976), (49, 5169632), (52, 4871384), (56, 4523428), (68, 3725176), (86, 2945488), (91, 2783648), (98, 2584816), (104, 2435692), (112, 2261714), (119, 2128672), (136, 1862588), (172, 1472744), (182, 1391824), (196, 1292408), (208, 1217846), (221, 1146208), (224, 1130857), (238, 1064336), (272, 931294), (289, 876512), (301, 841568), (344, 736372), (364, 695912), (392, 646204), (416, 608923), (442, 573104), (476, 532168), (544, 465647), (559, 453152), (578, 438256), (602, 420784), (637, 397664), (688, 368186), (728, 347956), (731, 346528), (784, 323102), (833, 304096), (884, 286552), (952, 266084), (1118, 226576), (1156, 219128), (1204, 210392), (1274, 198832), (1376, 184093), (1456, 173978), (1462, 173264), (1547, 163744), (1568, 161551), (1666, 152048), (1768, 143276), (1904, 133042), (2023, 125216), (2107, 120224), (2236, 113288), (2312, 109564), (2408, 105196), (2548, 99416), (2912, 86989), (2924, 86632), (3094, 81872), (3332, 76024), (3536, 71638), (3757, 67424), (3808, 66521), (3913, 64736), (4046, 62608), (4214, 60112), (4472, 56644), (4624, 54782), (4816, 52598), (5096, 49708), (5117, 49504), (5848, 43316), (6188, 40936), (6664, 38012), (7072, 35819), (7514, 33712), (7826, 32368), (8092, 31304), (8428, 30056), (8944, 28322), (9248, 27391), (9503, 26656), (9632, 26299), (10192, 24854), (10234, 24752), (10829, 23392), (11696, 21658), (12376, 20468), (12427, 20384), (13328, 19006), (14161, 17888), (15028, 16856), (15652, 16184)]