1720527984

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{243839}}^1$

素因数の和:243867

約数の個数: 90

約数和(自身を含む): 5601248640

約数和(自身を除く): 3880720656

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 72, 84, 98, 112, 126, 144, 147, 168, 196, 252, 294, 336, 392, 441, 504, 588, 784, 882, 1008, 1176, 1764, 2352, 3528, 7056, 243839, 487678, 731517, 975356, 1463034, 1706873, 1950712, 2194551, 2926068, 3413746, 3901424, 4389102, 5120619, 5852136, 6827492, 8778204, 10241238, 11704272, 11948111, 13654984, 15361857, 17556408, 20482476, 23896222, 27309968, 30723714, 35112816, 35844333, 40964952, 47792444, 61447428, 71688666, 81929904, 95584888, 107532999, 122894856, 143377332, 191169776, 215065998, 245789712, 286754664, 430131996, 573509328, 860263992, 1720527984]

約数ペア:

[(1, 1720527984), (2, 860263992), (3, 573509328), (4, 430131996), (6, 286754664), (7, 245789712), (8, 215065998), (9, 191169776), (12, 143377332), (14, 122894856), (16, 107532999), (18, 95584888), (21, 81929904), (24, 71688666), (28, 61447428), (36, 47792444), (42, 40964952), (48, 35844333), (49, 35112816), (56, 30723714), (63, 27309968), (72, 23896222), (84, 20482476), (98, 17556408), (112, 15361857), (126, 13654984), (144, 11948111), (147, 11704272), (168, 10241238), (196, 8778204), (252, 6827492), (294, 5852136), (336, 5120619), (392, 4389102), (441, 3901424), (504, 3413746), (588, 2926068), (784, 2194551), (882, 1950712), (1008, 1706873), (1176, 1463034), (1764, 975356), (2352, 731517), (3528, 487678), (7056, 243839)]