128504394

素因数分解:

$2^1\times 3^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1609}}^1$

素因数の和:1669

約数の個数: 80

約数和(自身を含む): 315592200

約数和(自身を除く): 187087806

約数列:

[1, 2, 3, 6, 9, 17, 18, 27, 29, 34, 51, 54, 58, 81, 87, 102, 153, 162, 174, 261, 306, 459, 493, 522, 783, 918, 986, 1377, 1479, 1566, 1609, 2349, 2754, 2958, 3218, 4437, 4698, 4827, 8874, 9654, 13311, 14481, 26622, 27353, 28962, 39933, 43443, 46661, 54706, 79866, 82059, 86886, 93322, 130329, 139983, 164118, 246177, 260658, 279966, 419949, 492354, 738531, 793237, 839898, 1259847, 1477062, 1586474, 2215593, 2379711, 2519694, 3779541, 4431186, 4759422, 7139133, 7559082, 14278266, 21417399, 42834798, 64252197, 128504394]

約数ペア:

[(1, 128504394), (2, 64252197), (3, 42834798), (6, 21417399), (9, 14278266), (17, 7559082), (18, 7139133), (27, 4759422), (29, 4431186), (34, 3779541), (51, 2519694), (54, 2379711), (58, 2215593), (81, 1586474), (87, 1477062), (102, 1259847), (153, 839898), (162, 793237), (174, 738531), (261, 492354), (306, 419949), (459, 279966), (493, 260658), (522, 246177), (783, 164118), (918, 139983), (986, 130329), (1377, 93322), (1479, 86886), (1566, 82059), (1609, 79866), (2349, 54706), (2754, 46661), (2958, 43443), (3218, 39933), (4437, 28962), (4698, 27353), (4827, 26622), (8874, 14481), (9654, 13311)]