268538816

素因数分解:

$2^6\times 7^3\times {\mathrm{13}}^1\times {\mathrm{941}}^1$

素因数の和:987

約数の個数: 112

約数和(自身を含む): 669950400

約数和(自身を除く): 401411584

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 104, 112, 182, 196, 208, 224, 343, 364, 392, 416, 448, 637, 686, 728, 784, 832, 941, 1274, 1372, 1456, 1568, 1882, 2548, 2744, 2912, 3136, 3764, 4459, 5096, 5488, 5824, 6587, 7528, 8918, 10192, 10976, 12233, 13174, 15056, 17836, 20384, 21952, 24466, 26348, 30112, 35672, 40768, 46109, 48932, 52696, 60224, 71344, 85631, 92218, 97864, 105392, 142688, 171262, 184436, 195728, 210784, 285376, 322763, 342524, 368872, 391456, 421568, 599417, 645526, 685048, 737744, 782912, 1198834, 1291052, 1370096, 1475488, 2397668, 2582104, 2740192, 2950976, 4195919, 4795336, 5164208, 5480384, 8391838, 9590672, 10328416, 16783676, 19181344, 20656832, 33567352, 38362688, 67134704, 134269408, 268538816]

約数ペア:

[(1, 268538816), (2, 134269408), (4, 67134704), (7, 38362688), (8, 33567352), (13, 20656832), (14, 19181344), (16, 16783676), (26, 10328416), (28, 9590672), (32, 8391838), (49, 5480384), (52, 5164208), (56, 4795336), (64, 4195919), (91, 2950976), (98, 2740192), (104, 2582104), (112, 2397668), (182, 1475488), (196, 1370096), (208, 1291052), (224, 1198834), (343, 782912), (364, 737744), (392, 685048), (416, 645526), (448, 599417), (637, 421568), (686, 391456), (728, 368872), (784, 342524), (832, 322763), (941, 285376), (1274, 210784), (1372, 195728), (1456, 184436), (1568, 171262), (1882, 142688), (2548, 105392), (2744, 97864), (2912, 92218), (3136, 85631), (3764, 71344), (4459, 60224), (5096, 52696), (5488, 48932), (5824, 46109), (6587, 40768), (7528, 35672), (8918, 30112), (10192, 26348), (10976, 24466), (12233, 21952), (13174, 20384), (15056, 17836)]