646385376

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{3217}}^1$

素因数の和:3273

約数の個数: 192

約数和(自身を含む): 2179795968

約数和(自身を除く): 1533410592

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 23, 24, 26, 28, 32, 39, 42, 46, 48, 52, 56, 69, 78, 84, 91, 92, 96, 104, 112, 138, 156, 161, 168, 182, 184, 208, 224, 273, 276, 299, 312, 322, 336, 364, 368, 416, 483, 546, 552, 598, 624, 644, 672, 728, 736, 897, 966, 1092, 1104, 1196, 1248, 1288, 1456, 1794, 1932, 2093, 2184, 2208, 2392, 2576, 2912, 3217, 3588, 3864, 4186, 4368, 4784, 5152, 6279, 6434, 7176, 7728, 8372, 8736, 9568, 9651, 12558, 12868, 14352, 15456, 16744, 19302, 22519, 25116, 25736, 28704, 33488, 38604, 41821, 45038, 50232, 51472, 66976, 67557, 73991, 77208, 83642, 90076, 100464, 102944, 125463, 135114, 147982, 154416, 167284, 180152, 200928, 221973, 250926, 270228, 292747, 295964, 308832, 334568, 360304, 443946, 501852, 517937, 540456, 585494, 591928, 669136, 720608, 878241, 887892, 961883, 1003704, 1035874, 1080912, 1170988, 1183856, 1338272, 1553811, 1756482, 1775784, 1923766, 2007408, 2071748, 2161824, 2341976, 2367712, 2885649, 3107622, 3512964, 3551568, 3847532, 4014816, 4143496, 4683952, 5771298, 6215244, 6733181, 7025928, 7103136, 7695064, 8286992, 9367904, 11542596, 12430488, 13466362, 14051856, 15390128, 16573984, 20199543, 23085192, 24860976, 26932724, 28103712, 30780256, 40399086, 46170384, 49721952, 53865448, 80798172, 92340768, 107730896, 161596344, 215461792, 323192688, 646385376]

約数ペア:

[(1, 646385376), (2, 323192688), (3, 215461792), (4, 161596344), (6, 107730896), (7, 92340768), (8, 80798172), (12, 53865448), (13, 49721952), (14, 46170384), (16, 40399086), (21, 30780256), (23, 28103712), (24, 26932724), (26, 24860976), (28, 23085192), (32, 20199543), (39, 16573984), (42, 15390128), (46, 14051856), (48, 13466362), (52, 12430488), (56, 11542596), (69, 9367904), (78, 8286992), (84, 7695064), (91, 7103136), (92, 7025928), (96, 6733181), (104, 6215244), (112, 5771298), (138, 4683952), (156, 4143496), (161, 4014816), (168, 3847532), (182, 3551568), (184, 3512964), (208, 3107622), (224, 2885649), (273, 2367712), (276, 2341976), (299, 2161824), (312, 2071748), (322, 2007408), (336, 1923766), (364, 1775784), (368, 1756482), (416, 1553811), (483, 1338272), (546, 1183856), (552, 1170988), (598, 1080912), (624, 1035874), (644, 1003704), (672, 961883), (728, 887892), (736, 878241), (897, 720608), (966, 669136), (1092, 591928), (1104, 585494), (1196, 540456), (1248, 517937), (1288, 501852), (1456, 443946), (1794, 360304), (1932, 334568), (2093, 308832), (2184, 295964), (2208, 292747), (2392, 270228), (2576, 250926), (2912, 221973), (3217, 200928), (3588, 180152), (3864, 167284), (4186, 154416), (4368, 147982), (4784, 135114), (5152, 125463), (6279, 102944), (6434, 100464), (7176, 90076), (7728, 83642), (8372, 77208), (8736, 73991), (9568, 67557), (9651, 66976), (12558, 51472), (12868, 50232), (14352, 45038), (15456, 41821), (16744, 38604), (19302, 33488), (22519, 28704), (25116, 25736)]