209931904

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{269}}^1$

素因数の和:370

約数の個数: 128

約数和(自身を含む): 524361600

約数和(自身を除く): 314429696

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 67, 91, 104, 112, 128, 134, 182, 208, 224, 268, 269, 364, 416, 448, 469, 536, 538, 728, 832, 871, 896, 938, 1072, 1076, 1456, 1664, 1742, 1876, 1883, 2144, 2152, 2912, 3484, 3497, 3752, 3766, 4288, 4304, 5824, 6097, 6968, 6994, 7504, 7532, 8576, 8608, 11648, 12194, 13936, 13988, 15008, 15064, 17216, 18023, 24388, 24479, 27872, 27976, 30016, 30128, 34432, 36046, 48776, 48958, 55744, 55952, 60032, 60256, 72092, 97552, 97916, 111488, 111904, 120512, 126161, 144184, 195104, 195832, 223808, 234299, 241024, 252322, 288368, 390208, 391664, 447616, 468598, 504644, 576736, 780416, 783328, 937196, 1009288, 1153472, 1566656, 1640093, 1874392, 2018576, 2306944, 3133312, 3280186, 3748784, 4037152, 6560372, 7497568, 8074304, 13120744, 14995136, 16148608, 26241488, 29990272, 52482976, 104965952, 209931904]

約数ペア:

[(1, 209931904), (2, 104965952), (4, 52482976), (7, 29990272), (8, 26241488), (13, 16148608), (14, 14995136), (16, 13120744), (26, 8074304), (28, 7497568), (32, 6560372), (52, 4037152), (56, 3748784), (64, 3280186), (67, 3133312), (91, 2306944), (104, 2018576), (112, 1874392), (128, 1640093), (134, 1566656), (182, 1153472), (208, 1009288), (224, 937196), (268, 783328), (269, 780416), (364, 576736), (416, 504644), (448, 468598), (469, 447616), (536, 391664), (538, 390208), (728, 288368), (832, 252322), (871, 241024), (896, 234299), (938, 223808), (1072, 195832), (1076, 195104), (1456, 144184), (1664, 126161), (1742, 120512), (1876, 111904), (1883, 111488), (2144, 97916), (2152, 97552), (2912, 72092), (3484, 60256), (3497, 60032), (3752, 55952), (3766, 55744), (4288, 48958), (4304, 48776), (5824, 36046), (6097, 34432), (6968, 30128), (6994, 30016), (7504, 27976), (7532, 27872), (8576, 24479), (8608, 24388), (11648, 18023), (12194, 17216), (13936, 15064), (13988, 15008)]