20145959568

素因数分解:

$2^4\times 3^2\times 7^3\times {\mathrm{407879}}^1$

素因数の和:407914

約数の個数: 120

約数和(自身を含む): 65750256000

約数和(自身を除く): 45604296432

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, 343, 392, 441, 504, 588, 686, 784, 882, 1008, 1029, 1176, 1372, 1764, 2058, 2352, 2744, 3087, 3528, 4116, 5488, 6174, 7056, 8232, 12348, 16464, 24696, 49392, 407879, 815758, 1223637, 1631516, 2447274, 2855153, 3263032, 3670911, 4894548, 5710306, 6526064, 7341822, 8565459, 9789096, 11420612, 14683644, 17130918, 19578192, 19986071, 22841224, 25696377, 29367288, 34261836, 39972142, 45682448, 51392754, 58734576, 59958213, 68523672, 79944284, 102785508, 119916426, 137047344, 139902497, 159888568, 179874639, 205571016, 239832852, 279804994, 319777136, 359749278, 411142032, 419707491, 479665704, 559609988, 719498556, 839414982, 959331408, 1119219976, 1259122473, 1438997112, 1678829964, 2238439952, 2518244946, 2877994224, 3357659928, 5036489892, 6715319856, 10072979784, 20145959568]

約数ペア:

[(1, 20145959568), (2, 10072979784), (3, 6715319856), (4, 5036489892), (6, 3357659928), (7, 2877994224), (8, 2518244946), (9, 2238439952), (12, 1678829964), (14, 1438997112), (16, 1259122473), (18, 1119219976), (21, 959331408), (24, 839414982), (28, 719498556), (36, 559609988), (42, 479665704), (48, 419707491), (49, 411142032), (56, 359749278), (63, 319777136), (72, 279804994), (84, 239832852), (98, 205571016), (112, 179874639), (126, 159888568), (144, 139902497), (147, 137047344), (168, 119916426), (196, 102785508), (252, 79944284), (294, 68523672), (336, 59958213), (343, 58734576), (392, 51392754), (441, 45682448), (504, 39972142), (588, 34261836), (686, 29367288), (784, 25696377), (882, 22841224), (1008, 19986071), (1029, 19578192), (1176, 17130918), (1372, 14683644), (1764, 11420612), (2058, 9789096), (2352, 8565459), (2744, 7341822), (3087, 6526064), (3528, 5710306), (4116, 4894548), (5488, 3670911), (6174, 3263032), (7056, 2855153), (8232, 2447274), (12348, 1631516), (16464, 1223637), (24696, 815758), (49392, 407879)]