208609856

素因数分解:

$2^6\times 7^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1$

素因数の和:106

約数の個数: 224

約数和(自身を含む): 563270400

約数和(自身を除く): 354660544

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 43, 49, 52, 56, 64, 68, 86, 91, 98, 104, 112, 119, 136, 172, 182, 196, 208, 221, 224, 238, 272, 301, 343, 344, 364, 392, 416, 442, 448, 476, 544, 559, 602, 637, 686, 688, 728, 731, 784, 832, 833, 884, 952, 1088, 1118, 1204, 1274, 1372, 1376, 1456, 1462, 1547, 1568, 1666, 1768, 1904, 2107, 2236, 2408, 2548, 2744, 2752, 2912, 2924, 3094, 3136, 3332, 3536, 3808, 3913, 4214, 4459, 4472, 4816, 5096, 5117, 5488, 5824, 5831, 5848, 6188, 6664, 7072, 7616, 7826, 8428, 8918, 8944, 9503, 9632, 10192, 10234, 10829, 10976, 11662, 11696, 12376, 13328, 14144, 14749, 15652, 16856, 17836, 17888, 19006, 19264, 20384, 20468, 21658, 21952, 23324, 23392, 24752, 26656, 27391, 29498, 31304, 33712, 35672, 35776, 35819, 38012, 40768, 40936, 43316, 46648, 46784, 49504, 53312, 54782, 58996, 62608, 66521, 67424, 71344, 71638, 75803, 76024, 81872, 86632, 93296, 99008, 109564, 117992, 125216, 133042, 134848, 142688, 143276, 151606, 152048, 163744, 173264, 186592, 191737, 219128, 235984, 250432, 250733, 266084, 285376, 286552, 303212, 304096, 327488, 346528, 373184, 383474, 438256, 465647, 471968, 501466, 532168, 573104, 606424, 608192, 693056, 766948, 876512, 931294, 943936, 1002932, 1064336, 1146208, 1212848, 1533896, 1753024, 1862588, 2005864, 2128672, 2292416, 2425696, 3067792, 3259529, 3725176, 4011728, 4257344, 4851392, 6135584, 6519058, 7450352, 8023456, 12271168, 13038116, 14900704, 16046912, 26076232, 29801408, 52152464, 104304928, 208609856]

約数ペア:

[(1, 208609856), (2, 104304928), (4, 52152464), (7, 29801408), (8, 26076232), (13, 16046912), (14, 14900704), (16, 13038116), (17, 12271168), (26, 8023456), (28, 7450352), (32, 6519058), (34, 6135584), (43, 4851392), (49, 4257344), (52, 4011728), (56, 3725176), (64, 3259529), (68, 3067792), (86, 2425696), (91, 2292416), (98, 2128672), (104, 2005864), (112, 1862588), (119, 1753024), (136, 1533896), (172, 1212848), (182, 1146208), (196, 1064336), (208, 1002932), (221, 943936), (224, 931294), (238, 876512), (272, 766948), (301, 693056), (343, 608192), (344, 606424), (364, 573104), (392, 532168), (416, 501466), (442, 471968), (448, 465647), (476, 438256), (544, 383474), (559, 373184), (602, 346528), (637, 327488), (686, 304096), (688, 303212), (728, 286552), (731, 285376), (784, 266084), (832, 250733), (833, 250432), (884, 235984), (952, 219128), (1088, 191737), (1118, 186592), (1204, 173264), (1274, 163744), (1372, 152048), (1376, 151606), (1456, 143276), (1462, 142688), (1547, 134848), (1568, 133042), (1666, 125216), (1768, 117992), (1904, 109564), (2107, 99008), (2236, 93296), (2408, 86632), (2548, 81872), (2744, 76024), (2752, 75803), (2912, 71638), (2924, 71344), (3094, 67424), (3136, 66521), (3332, 62608), (3536, 58996), (3808, 54782), (3913, 53312), (4214, 49504), (4459, 46784), (4472, 46648), (4816, 43316), (5096, 40936), (5117, 40768), (5488, 38012), (5824, 35819), (5831, 35776), (5848, 35672), (6188, 33712), (6664, 31304), (7072, 29498), (7616, 27391), (7826, 26656), (8428, 24752), (8918, 23392), (8944, 23324), (9503, 21952), (9632, 21658), (10192, 20468), (10234, 20384), (10829, 19264), (10976, 19006), (11662, 17888), (11696, 17836), (12376, 16856), (13328, 15652), (14144, 14749)]