209019456

素因数分解:

$2^6\times 3^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{269}}^1$

素因数の和:377

約数の個数: 168

約数和(自身を含む): 641908800

約数和(自身を除く): 432889344

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 32, 36, 38, 48, 57, 64, 71, 72, 76, 96, 114, 142, 144, 152, 171, 192, 213, 228, 269, 284, 288, 304, 342, 426, 456, 538, 568, 576, 608, 639, 684, 807, 852, 912, 1076, 1136, 1216, 1278, 1349, 1368, 1614, 1704, 1824, 2152, 2272, 2421, 2556, 2698, 2736, 3228, 3408, 3648, 4047, 4304, 4544, 4842, 5111, 5112, 5396, 5472, 6456, 6816, 8094, 8608, 9684, 10222, 10224, 10792, 10944, 12141, 12912, 13632, 15333, 16188, 17216, 19099, 19368, 20444, 20448, 21584, 24282, 25824, 30666, 32376, 38198, 38736, 40888, 40896, 43168, 45999, 48564, 51648, 57297, 61332, 64752, 76396, 77472, 81776, 86336, 91998, 97128, 114594, 122664, 129504, 152792, 154944, 163552, 171891, 183996, 194256, 229188, 245328, 259008, 305584, 327104, 343782, 362881, 367992, 388512, 458376, 490656, 611168, 687564, 725762, 735984, 777024, 916752, 981312, 1088643, 1222336, 1375128, 1451524, 1471968, 1833504, 2177286, 2750256, 2903048, 2943936, 3265929, 3667008, 4354572, 5500512, 5806096, 6531858, 8709144, 11001024, 11612192, 13063716, 17418288, 23224384, 26127432, 34836576, 52254864, 69673152, 104509728, 209019456]

約数ペア:

[(1, 209019456), (2, 104509728), (3, 69673152), (4, 52254864), (6, 34836576), (8, 26127432), (9, 23224384), (12, 17418288), (16, 13063716), (18, 11612192), (19, 11001024), (24, 8709144), (32, 6531858), (36, 5806096), (38, 5500512), (48, 4354572), (57, 3667008), (64, 3265929), (71, 2943936), (72, 2903048), (76, 2750256), (96, 2177286), (114, 1833504), (142, 1471968), (144, 1451524), (152, 1375128), (171, 1222336), (192, 1088643), (213, 981312), (228, 916752), (269, 777024), (284, 735984), (288, 725762), (304, 687564), (342, 611168), (426, 490656), (456, 458376), (538, 388512), (568, 367992), (576, 362881), (608, 343782), (639, 327104), (684, 305584), (807, 259008), (852, 245328), (912, 229188), (1076, 194256), (1136, 183996), (1216, 171891), (1278, 163552), (1349, 154944), (1368, 152792), (1614, 129504), (1704, 122664), (1824, 114594), (2152, 97128), (2272, 91998), (2421, 86336), (2556, 81776), (2698, 77472), (2736, 76396), (3228, 64752), (3408, 61332), (3648, 57297), (4047, 51648), (4304, 48564), (4544, 45999), (4842, 43168), (5111, 40896), (5112, 40888), (5396, 38736), (5472, 38198), (6456, 32376), (6816, 30666), (8094, 25824), (8608, 24282), (9684, 21584), (10222, 20448), (10224, 20444), (10792, 19368), (10944, 19099), (12141, 17216), (12912, 16188), (13632, 15333)]