139827968

素因数分解:

$2^8\times 7^2\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:258

約数の個数: 108

約数和(自身を含む): 331348752

約数和(自身を除く): 191520784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 71, 98, 112, 128, 142, 157, 196, 224, 256, 284, 314, 392, 448, 497, 568, 628, 784, 896, 994, 1099, 1136, 1256, 1568, 1792, 1988, 2198, 2272, 2512, 3136, 3479, 3976, 4396, 4544, 5024, 6272, 6958, 7693, 7952, 8792, 9088, 10048, 11147, 12544, 13916, 15386, 15904, 17584, 18176, 20096, 22294, 27832, 30772, 31808, 35168, 40192, 44588, 55664, 61544, 63616, 70336, 78029, 89176, 111328, 123088, 127232, 140672, 156058, 178352, 222656, 246176, 281344, 312116, 356704, 445312, 492352, 546203, 624232, 713408, 890624, 984704, 1092406, 1248464, 1426816, 1969408, 2184812, 2496928, 2853632, 4369624, 4993856, 8739248, 9987712, 17478496, 19975424, 34956992, 69913984, 139827968]

約数ペア:

[(1, 139827968), (2, 69913984), (4, 34956992), (7, 19975424), (8, 17478496), (14, 9987712), (16, 8739248), (28, 4993856), (32, 4369624), (49, 2853632), (56, 2496928), (64, 2184812), (71, 1969408), (98, 1426816), (112, 1248464), (128, 1092406), (142, 984704), (157, 890624), (196, 713408), (224, 624232), (256, 546203), (284, 492352), (314, 445312), (392, 356704), (448, 312116), (497, 281344), (568, 246176), (628, 222656), (784, 178352), (896, 156058), (994, 140672), (1099, 127232), (1136, 123088), (1256, 111328), (1568, 89176), (1792, 78029), (1988, 70336), (2198, 63616), (2272, 61544), (2512, 55664), (3136, 44588), (3479, 40192), (3976, 35168), (4396, 31808), (4544, 30772), (5024, 27832), (6272, 22294), (6958, 20096), (7693, 18176), (7952, 17584), (8792, 15904), (9088, 15386), (10048, 13916), (11147, 12544)]