218512854544

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{443}}^1\times {\mathrm{719}}^1\times {\mathrm{809}}^1$

素因数の和:2032

約数の個数: 80

約数和(自身を含む): 433466899200

約数和(自身を除く): 214954044656

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 443, 719, 809, 848, 886, 1438, 1618, 1772, 2876, 3236, 3544, 5752, 6472, 7088, 11504, 12944, 23479, 38107, 42877, 46958, 76214, 85754, 93916, 152428, 171508, 187832, 304856, 318517, 343016, 358387, 375664, 581671, 609712, 637034, 686032, 716774, 1163342, 1274068, 1433548, 2326684, 2548136, 2867096, 4653368, 5096272, 5734192, 9306736, 16881401, 18994511, 30828563, 33762802, 37989022, 61657126, 67525604, 75978044, 123314252, 135051208, 151956088, 246628504, 257680253, 270102416, 303912176, 493257008, 515360506, 1030721012, 2061442024, 4122884048, 13657053409, 27314106818, 54628213636, 109256427272, 218512854544]

約数ペア:

[(1, 218512854544), (2, 109256427272), (4, 54628213636), (8, 27314106818), (16, 13657053409), (53, 4122884048), (106, 2061442024), (212, 1030721012), (424, 515360506), (443, 493257008), (719, 303912176), (809, 270102416), (848, 257680253), (886, 246628504), (1438, 151956088), (1618, 135051208), (1772, 123314252), (2876, 75978044), (3236, 67525604), (3544, 61657126), (5752, 37989022), (6472, 33762802), (7088, 30828563), (11504, 18994511), (12944, 16881401), (23479, 9306736), (38107, 5734192), (42877, 5096272), (46958, 4653368), (76214, 2867096), (85754, 2548136), (93916, 2326684), (152428, 1433548), (171508, 1274068), (187832, 1163342), (304856, 716774), (318517, 686032), (343016, 637034), (358387, 609712), (375664, 581671)]