281251728

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{84919}}^1$

素因数の和:84956

約数の個数: 60

約数和(自身を含む): 821346240

約数和(自身を除く): 540094512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 92, 138, 144, 184, 207, 276, 368, 414, 552, 828, 1104, 1656, 3312, 84919, 169838, 254757, 339676, 509514, 679352, 764271, 1019028, 1358704, 1528542, 1953137, 2038056, 3057084, 3906274, 4076112, 5859411, 6114168, 7812548, 11718822, 12228336, 15625096, 17578233, 23437644, 31250192, 35156466, 46875288, 70312932, 93750576, 140625864, 281251728]

約数ペア:

[(1, 281251728), (2, 140625864), (3, 93750576), (4, 70312932), (6, 46875288), (8, 35156466), (9, 31250192), (12, 23437644), (16, 17578233), (18, 15625096), (23, 12228336), (24, 11718822), (36, 7812548), (46, 6114168), (48, 5859411), (69, 4076112), (72, 3906274), (92, 3057084), (138, 2038056), (144, 1953137), (184, 1528542), (207, 1358704), (276, 1019028), (368, 764271), (414, 679352), (552, 509514), (828, 339676), (1104, 254757), (1656, 169838), (3312, 84919)]