1280136

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{373}}^1$

素因数の和:406

約数の個数: 64

約数和(自身を含む): 3769920

約数和(自身を除く): 2489784

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 52, 66, 78, 88, 104, 132, 143, 156, 264, 286, 312, 373, 429, 572, 746, 858, 1119, 1144, 1492, 1716, 2238, 2984, 3432, 4103, 4476, 4849, 8206, 8952, 9698, 12309, 14547, 16412, 19396, 24618, 29094, 32824, 38792, 49236, 53339, 58188, 98472, 106678, 116376, 160017, 213356, 320034, 426712, 640068, 1280136]

約数ペア:

[(1, 1280136), (2, 640068), (3, 426712), (4, 320034), (6, 213356), (8, 160017), (11, 116376), (12, 106678), (13, 98472), (22, 58188), (24, 53339), (26, 49236), (33, 38792), (39, 32824), (44, 29094), (52, 24618), (66, 19396), (78, 16412), (88, 14547), (104, 12309), (132, 9698), (143, 8952), (156, 8206), (264, 4849), (286, 4476), (312, 4103), (373, 3432), (429, 2984), (572, 2238), (746, 1716), (858, 1492), (1119, 1144)]