290195805

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:298

約数の個数: 64

約数和(自身を含む): 496484352

約数和(自身を除く): 206288547

約数列:

[1, 3, 5, 15, 31, 73, 83, 93, 103, 155, 219, 249, 309, 365, 415, 465, 515, 1095, 1245, 1545, 2263, 2573, 3193, 6059, 6789, 7519, 7719, 8549, 9579, 11315, 12865, 15965, 18177, 22557, 25647, 30295, 33945, 37595, 38595, 42745, 47895, 90885, 112785, 128235, 187829, 233089, 265019, 563487, 624077, 699267, 795057, 939145, 1165445, 1325095, 1872231, 2817435, 3120385, 3496335, 3975285, 9361155, 19346387, 58039161, 96731935, 290195805]

約数ペア:

[(1, 290195805), (3, 96731935), (5, 58039161), (15, 19346387), (31, 9361155), (73, 3975285), (83, 3496335), (93, 3120385), (103, 2817435), (155, 1872231), (219, 1325095), (249, 1165445), (309, 939145), (365, 795057), (415, 699267), (465, 624077), (515, 563487), (1095, 265019), (1245, 233089), (1545, 187829), (2263, 128235), (2573, 112785), (3193, 90885), (6059, 47895), (6789, 42745), (7519, 38595), (7719, 37595), (8549, 33945), (9579, 30295), (11315, 25647), (12865, 22557), (15965, 18177)]