208231488

素因数分解:

$2^6\times 3^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{359}}^1$

素因数の和:449

約数の個数: 168

約数和(自身を含む): 641908800

約数和(自身を除く): 433677312

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 53, 57, 64, 72, 76, 96, 106, 114, 144, 152, 159, 171, 192, 212, 228, 288, 304, 318, 342, 359, 424, 456, 477, 576, 608, 636, 684, 718, 848, 912, 954, 1007, 1077, 1216, 1272, 1368, 1436, 1696, 1824, 1908, 2014, 2154, 2544, 2736, 2872, 3021, 3231, 3392, 3648, 3816, 4028, 4308, 5088, 5472, 5744, 6042, 6462, 6821, 7632, 8056, 8616, 9063, 10176, 10944, 11488, 12084, 12924, 13642, 15264, 16112, 17232, 18126, 19027, 20463, 22976, 24168, 25848, 27284, 30528, 32224, 34464, 36252, 38054, 40926, 48336, 51696, 54568, 57081, 61389, 64448, 68928, 72504, 76108, 81852, 96672, 103392, 109136, 114162, 122778, 145008, 152216, 163704, 171243, 193344, 206784, 218272, 228324, 245556, 290016, 304432, 327408, 342486, 361513, 436544, 456648, 491112, 580032, 608864, 654816, 684972, 723026, 913296, 982224, 1084539, 1217728, 1309632, 1369944, 1446052, 1826592, 1964448, 2169078, 2739888, 2892104, 3253617, 3653184, 3928896, 4338156, 5479776, 5784208, 6507234, 8676312, 10959552, 11568416, 13014468, 17352624, 23136832, 26028936, 34705248, 52057872, 69410496, 104115744, 208231488]

約数ペア:

[(1, 208231488), (2, 104115744), (3, 69410496), (4, 52057872), (6, 34705248), (8, 26028936), (9, 23136832), (12, 17352624), (16, 13014468), (18, 11568416), (19, 10959552), (24, 8676312), (32, 6507234), (36, 5784208), (38, 5479776), (48, 4338156), (53, 3928896), (57, 3653184), (64, 3253617), (72, 2892104), (76, 2739888), (96, 2169078), (106, 1964448), (114, 1826592), (144, 1446052), (152, 1369944), (159, 1309632), (171, 1217728), (192, 1084539), (212, 982224), (228, 913296), (288, 723026), (304, 684972), (318, 654816), (342, 608864), (359, 580032), (424, 491112), (456, 456648), (477, 436544), (576, 361513), (608, 342486), (636, 327408), (684, 304432), (718, 290016), (848, 245556), (912, 228324), (954, 218272), (1007, 206784), (1077, 193344), (1216, 171243), (1272, 163704), (1368, 152216), (1436, 145008), (1696, 122778), (1824, 114162), (1908, 109136), (2014, 103392), (2154, 96672), (2544, 81852), (2736, 76108), (2872, 72504), (3021, 68928), (3231, 64448), (3392, 61389), (3648, 57081), (3816, 54568), (4028, 51696), (4308, 48336), (5088, 40926), (5472, 38054), (5744, 36252), (6042, 34464), (6462, 32224), (6821, 30528), (7632, 27284), (8056, 25848), (8616, 24168), (9063, 22976), (10176, 20463), (10944, 19027), (11488, 18126), (12084, 17232), (12924, 16112), (13642, 15264)]