256020316884

素因数分解:

$2^2\times 3^2\times {\mathrm{131}}^1\times {\mathrm{1579}}^1\times {\mathrm{34381}}^1$

素因数の和:36101

約数の個数: 72

約数和(自身を含む): 652534602720

約数和(自身を除く): 396514285836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 131, 262, 393, 524, 786, 1179, 1572, 1579, 2358, 3158, 4716, 4737, 6316, 9474, 14211, 18948, 28422, 34381, 56844, 68762, 103143, 137524, 206286, 206849, 309429, 412572, 413698, 618858, 620547, 827396, 1237716, 1241094, 1861641, 2482188, 3723282, 4503911, 7446564, 9007822, 13511733, 18015644, 27023466, 40535199, 54046932, 54287599, 81070398, 108575198, 162140796, 162862797, 217150396, 325725594, 488588391, 651451188, 977176782, 1954353564, 7111675469, 14223350938, 21335026407, 28446701876, 42670052814, 64005079221, 85340105628, 128010158442, 256020316884]

約数ペア:

[(1, 256020316884), (2, 128010158442), (3, 85340105628), (4, 64005079221), (6, 42670052814), (9, 28446701876), (12, 21335026407), (18, 14223350938), (36, 7111675469), (131, 1954353564), (262, 977176782), (393, 651451188), (524, 488588391), (786, 325725594), (1179, 217150396), (1572, 162862797), (1579, 162140796), (2358, 108575198), (3158, 81070398), (4716, 54287599), (4737, 54046932), (6316, 40535199), (9474, 27023466), (14211, 18015644), (18948, 13511733), (28422, 9007822), (34381, 7446564), (56844, 4503911), (68762, 3723282), (103143, 2482188), (137524, 1861641), (206286, 1241094), (206849, 1237716), (309429, 827396), (412572, 620547), (413698, 618858)]