1390264064

素因数分解:

$2^8\times 7^3\times {\mathrm{71}}^1\times {\mathrm{223}}^1$

素因数の和:331

約数の個数: 144

約数和(自身を含む): 3296563200

約数和(自身を除く): 1906299136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 71, 98, 112, 128, 142, 196, 223, 224, 256, 284, 343, 392, 446, 448, 497, 568, 686, 784, 892, 896, 994, 1136, 1372, 1561, 1568, 1784, 1792, 1988, 2272, 2744, 3122, 3136, 3479, 3568, 3976, 4544, 5488, 6244, 6272, 6958, 7136, 7952, 9088, 10927, 10976, 12488, 12544, 13916, 14272, 15833, 15904, 18176, 21854, 21952, 24353, 24976, 27832, 28544, 31666, 31808, 43708, 43904, 48706, 49952, 55664, 57088, 63332, 63616, 76489, 87416, 87808, 97412, 99904, 110831, 111328, 126664, 127232, 152978, 174832, 194824, 199808, 221662, 222656, 253328, 305956, 349664, 389648, 399616, 443324, 445312, 506656, 611912, 699328, 775817, 779296, 886648, 890624, 1013312, 1223824, 1398656, 1551634, 1558592, 1773296, 2026624, 2447648, 2797312, 3103268, 3117184, 3546592, 4053248, 4895296, 5430719, 6206536, 6234368, 7093184, 9790592, 10861438, 12413072, 14186368, 19581184, 21722876, 24826144, 28372736, 43445752, 49652288, 86891504, 99304576, 173783008, 198609152, 347566016, 695132032, 1390264064]

約数ペア:

[(1, 1390264064), (2, 695132032), (4, 347566016), (7, 198609152), (8, 173783008), (14, 99304576), (16, 86891504), (28, 49652288), (32, 43445752), (49, 28372736), (56, 24826144), (64, 21722876), (71, 19581184), (98, 14186368), (112, 12413072), (128, 10861438), (142, 9790592), (196, 7093184), (223, 6234368), (224, 6206536), (256, 5430719), (284, 4895296), (343, 4053248), (392, 3546592), (446, 3117184), (448, 3103268), (497, 2797312), (568, 2447648), (686, 2026624), (784, 1773296), (892, 1558592), (896, 1551634), (994, 1398656), (1136, 1223824), (1372, 1013312), (1561, 890624), (1568, 886648), (1784, 779296), (1792, 775817), (1988, 699328), (2272, 611912), (2744, 506656), (3122, 445312), (3136, 443324), (3479, 399616), (3568, 389648), (3976, 349664), (4544, 305956), (5488, 253328), (6244, 222656), (6272, 221662), (6958, 199808), (7136, 194824), (7952, 174832), (9088, 152978), (10927, 127232), (10976, 126664), (12488, 111328), (12544, 110831), (13916, 99904), (14272, 97412), (15833, 87808), (15904, 87416), (18176, 76489), (21854, 63616), (21952, 63332), (24353, 57088), (24976, 55664), (27832, 49952), (28544, 48706), (31666, 43904), (31808, 43708)]