209912304

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{251}}^1$

素因数の和:419

約数の個数: 160

約数和(自身を含む): 659957760

約数和(自身を除く): 450045456

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 38, 42, 48, 56, 57, 76, 84, 112, 114, 131, 133, 152, 168, 228, 251, 262, 266, 304, 336, 393, 399, 456, 502, 524, 532, 753, 786, 798, 912, 917, 1004, 1048, 1064, 1506, 1572, 1596, 1757, 1834, 2008, 2096, 2128, 2489, 2751, 3012, 3144, 3192, 3514, 3668, 4016, 4769, 4978, 5271, 5502, 6024, 6288, 6384, 7028, 7336, 7467, 9538, 9956, 10542, 11004, 12048, 14056, 14307, 14672, 14934, 17423, 19076, 19912, 21084, 22008, 28112, 28614, 29868, 32881, 33383, 34846, 38152, 39824, 42168, 44016, 52269, 57228, 59736, 65762, 66766, 69692, 76304, 84336, 98643, 100149, 104538, 114456, 119472, 131524, 133532, 139384, 197286, 200298, 209076, 228912, 230167, 263048, 267064, 278768, 394572, 400596, 418152, 460334, 526096, 534128, 624739, 690501, 789144, 801192, 836304, 920668, 1249478, 1381002, 1578288, 1602384, 1841336, 1874217, 2498956, 2762004, 3682672, 3748434, 4373173, 4997912, 5524008, 7496868, 8746346, 9995824, 11048016, 13119519, 14993736, 17492692, 26239038, 29987472, 34985384, 52478076, 69970768, 104956152, 209912304]

約数ペア:

[(1, 209912304), (2, 104956152), (3, 69970768), (4, 52478076), (6, 34985384), (7, 29987472), (8, 26239038), (12, 17492692), (14, 14993736), (16, 13119519), (19, 11048016), (21, 9995824), (24, 8746346), (28, 7496868), (38, 5524008), (42, 4997912), (48, 4373173), (56, 3748434), (57, 3682672), (76, 2762004), (84, 2498956), (112, 1874217), (114, 1841336), (131, 1602384), (133, 1578288), (152, 1381002), (168, 1249478), (228, 920668), (251, 836304), (262, 801192), (266, 789144), (304, 690501), (336, 624739), (393, 534128), (399, 526096), (456, 460334), (502, 418152), (524, 400596), (532, 394572), (753, 278768), (786, 267064), (798, 263048), (912, 230167), (917, 228912), (1004, 209076), (1048, 200298), (1064, 197286), (1506, 139384), (1572, 133532), (1596, 131524), (1757, 119472), (1834, 114456), (2008, 104538), (2096, 100149), (2128, 98643), (2489, 84336), (2751, 76304), (3012, 69692), (3144, 66766), (3192, 65762), (3514, 59736), (3668, 57228), (4016, 52269), (4769, 44016), (4978, 42168), (5271, 39824), (5502, 38152), (6024, 34846), (6288, 33383), (6384, 32881), (7028, 29868), (7336, 28614), (7467, 28112), (9538, 22008), (9956, 21084), (10542, 19912), (11004, 19076), (12048, 17423), (14056, 14934), (14307, 14672)]