259853776

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{317}}^1\times {\mathrm{563}}^1$

素因数の和:908

約数の個数: 80

約数和(自身を含む): 622710144

約数和(自身を除く): 362856368

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 317, 364, 563, 634, 728, 1126, 1268, 1456, 2219, 2252, 2536, 3941, 4121, 4438, 4504, 5072, 7319, 7882, 8242, 8876, 9008, 14638, 15764, 16484, 17752, 28847, 29276, 31528, 32968, 35504, 51233, 57694, 58552, 63056, 65936, 102466, 115388, 117104, 178471, 204932, 230776, 356942, 409864, 461552, 713884, 819728, 1249297, 1427768, 2320123, 2498594, 2855536, 4640246, 4997188, 9280492, 9994376, 16240861, 18560984, 19988752, 32481722, 37121968, 64963444, 129926888, 259853776]

約数ペア:

[(1, 259853776), (2, 129926888), (4, 64963444), (7, 37121968), (8, 32481722), (13, 19988752), (14, 18560984), (16, 16240861), (26, 9994376), (28, 9280492), (52, 4997188), (56, 4640246), (91, 2855536), (104, 2498594), (112, 2320123), (182, 1427768), (208, 1249297), (317, 819728), (364, 713884), (563, 461552), (634, 409864), (728, 356942), (1126, 230776), (1268, 204932), (1456, 178471), (2219, 117104), (2252, 115388), (2536, 102466), (3941, 65936), (4121, 63056), (4438, 58552), (4504, 57694), (5072, 51233), (7319, 35504), (7882, 32968), (8242, 31528), (8876, 29276), (9008, 28847), (14638, 17752), (15764, 16484)]