2781370368

素因数分解:

$2^{11}\times 3^2\times 7^1\times {\mathrm{21557}}^1$

素因数の和:21592

約数の個数: 144

約数和(自身を含む): 9181121040

約数和(自身を除く): 6399750672

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 336, 384, 448, 504, 512, 576, 672, 768, 896, 1008, 1024, 1152, 1344, 1536, 1792, 2016, 2048, 2304, 2688, 3072, 3584, 4032, 4608, 5376, 6144, 7168, 8064, 9216, 10752, 14336, 16128, 18432, 21504, 21557, 32256, 43008, 43114, 64512, 64671, 86228, 129024, 129342, 150899, 172456, 194013, 258684, 301798, 344912, 388026, 452697, 517368, 603596, 689824, 776052, 905394, 1034736, 1207192, 1358091, 1379648, 1552104, 1810788, 2069472, 2414384, 2716182, 2759296, 3104208, 3621576, 4138944, 4828768, 5432364, 5518592, 6208416, 7243152, 8277888, 9657536, 10864728, 11037184, 12416832, 14486304, 16555776, 19315072, 21729456, 22074368, 24833664, 28972608, 33111552, 38630144, 43458912, 44148736, 49667328, 57945216, 66223104, 77260288, 86917824, 99334656, 115890432, 132446208, 154520576, 173835648, 198669312, 231780864, 309041152, 347671296, 397338624, 463561728, 695342592, 927123456, 1390685184, 2781370368]

約数ペア:

[(1, 2781370368), (2, 1390685184), (3, 927123456), (4, 695342592), (6, 463561728), (7, 397338624), (8, 347671296), (9, 309041152), (12, 231780864), (14, 198669312), (16, 173835648), (18, 154520576), (21, 132446208), (24, 115890432), (28, 99334656), (32, 86917824), (36, 77260288), (42, 66223104), (48, 57945216), (56, 49667328), (63, 44148736), (64, 43458912), (72, 38630144), (84, 33111552), (96, 28972608), (112, 24833664), (126, 22074368), (128, 21729456), (144, 19315072), (168, 16555776), (192, 14486304), (224, 12416832), (252, 11037184), (256, 10864728), (288, 9657536), (336, 8277888), (384, 7243152), (448, 6208416), (504, 5518592), (512, 5432364), (576, 4828768), (672, 4138944), (768, 3621576), (896, 3104208), (1008, 2759296), (1024, 2716182), (1152, 2414384), (1344, 2069472), (1536, 1810788), (1792, 1552104), (2016, 1379648), (2048, 1358091), (2304, 1207192), (2688, 1034736), (3072, 905394), (3584, 776052), (4032, 689824), (4608, 603596), (5376, 517368), (6144, 452697), (7168, 388026), (8064, 344912), (9216, 301798), (10752, 258684), (14336, 194013), (16128, 172456), (18432, 150899), (21504, 129342), (21557, 129024), (32256, 86228), (43008, 64671), (43114, 64512)]