340185728

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{3253}}^1$

素因数の和:3329

約数の個数: 64

約数和(自身を含む): 730197600

約数和(自身を除く): 390011872

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 43, 64, 76, 86, 128, 152, 172, 304, 344, 608, 688, 817, 1216, 1376, 1634, 2432, 2752, 3253, 3268, 5504, 6506, 6536, 13012, 13072, 26024, 26144, 52048, 52288, 61807, 104096, 104576, 123614, 139879, 208192, 247228, 279758, 416384, 494456, 559516, 988912, 1119032, 1977824, 2238064, 2657701, 3955648, 4476128, 5315402, 7911296, 8952256, 10630804, 17904512, 21261608, 42523216, 85046432, 170092864, 340185728]

約数ペア:

[(1, 340185728), (2, 170092864), (4, 85046432), (8, 42523216), (16, 21261608), (19, 17904512), (32, 10630804), (38, 8952256), (43, 7911296), (64, 5315402), (76, 4476128), (86, 3955648), (128, 2657701), (152, 2238064), (172, 1977824), (304, 1119032), (344, 988912), (608, 559516), (688, 494456), (817, 416384), (1216, 279758), (1376, 247228), (1634, 208192), (2432, 139879), (2752, 123614), (3253, 104576), (3268, 104096), (5504, 61807), (6506, 52288), (6536, 52048), (13012, 26144), (13072, 26024)]