2131187968

素因数分解:

$2^8\times 7^3\times {\mathrm{13}}^1\times {\mathrm{1867}}^1$

素因数の和:1917

約数の個数: 144

約数和(自身を含む): 5345468800

約数和(自身を除く): 3214280832

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 104, 112, 128, 182, 196, 208, 224, 256, 343, 364, 392, 416, 448, 637, 686, 728, 784, 832, 896, 1274, 1372, 1456, 1568, 1664, 1792, 1867, 2548, 2744, 2912, 3136, 3328, 3734, 4459, 5096, 5488, 5824, 6272, 7468, 8918, 10192, 10976, 11648, 12544, 13069, 14936, 17836, 20384, 21952, 23296, 24271, 26138, 29872, 35672, 40768, 43904, 48542, 52276, 59744, 71344, 81536, 87808, 91483, 97084, 104552, 119488, 142688, 163072, 169897, 182966, 194168, 209104, 238976, 285376, 339794, 365932, 388336, 418208, 477952, 570752, 640381, 679588, 731864, 776672, 836416, 1141504, 1189279, 1280762, 1359176, 1463728, 1553344, 1672832, 2378558, 2561524, 2718352, 2927456, 3106688, 3345664, 4757116, 5123048, 5436704, 5854912, 6213376, 8324953, 9514232, 10246096, 10873408, 11709824, 16649906, 19028464, 20492192, 21746816, 23419648, 33299812, 38056928, 40984384, 43493632, 66599624, 76113856, 81968768, 133199248, 152227712, 163937536, 266398496, 304455424, 532796992, 1065593984, 2131187968]

約数ペア:

[(1, 2131187968), (2, 1065593984), (4, 532796992), (7, 304455424), (8, 266398496), (13, 163937536), (14, 152227712), (16, 133199248), (26, 81968768), (28, 76113856), (32, 66599624), (49, 43493632), (52, 40984384), (56, 38056928), (64, 33299812), (91, 23419648), (98, 21746816), (104, 20492192), (112, 19028464), (128, 16649906), (182, 11709824), (196, 10873408), (208, 10246096), (224, 9514232), (256, 8324953), (343, 6213376), (364, 5854912), (392, 5436704), (416, 5123048), (448, 4757116), (637, 3345664), (686, 3106688), (728, 2927456), (784, 2718352), (832, 2561524), (896, 2378558), (1274, 1672832), (1372, 1553344), (1456, 1463728), (1568, 1359176), (1664, 1280762), (1792, 1189279), (1867, 1141504), (2548, 836416), (2744, 776672), (2912, 731864), (3136, 679588), (3328, 640381), (3734, 570752), (4459, 477952), (5096, 418208), (5488, 388336), (5824, 365932), (6272, 339794), (7468, 285376), (8918, 238976), (10192, 209104), (10976, 194168), (11648, 182966), (12544, 169897), (13069, 163072), (14936, 142688), (17836, 119488), (20384, 104552), (21952, 97084), (23296, 91483), (24271, 87808), (26138, 81536), (29872, 71344), (35672, 59744), (40768, 52276), (43904, 48542)]