15788942015

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{557}}^1$

素因数の和:729

約数の個数: 128

約数和(自身を含む): 25825775616

約数和(自身を除く): 10036833601

約数列:

[1, 5, 7, 11, 17, 35, 55, 61, 71, 77, 85, 119, 187, 305, 355, 385, 427, 497, 557, 595, 671, 781, 935, 1037, 1207, 1309, 2135, 2485, 2785, 3355, 3899, 3905, 4331, 4697, 5185, 5467, 6035, 6127, 6545, 7259, 8449, 9469, 11407, 13277, 19495, 21655, 23485, 27335, 30317, 30635, 33977, 36295, 39547, 42245, 42889, 47345, 47641, 57035, 66283, 66385, 73627, 79849, 92939, 104159, 151585, 169885, 197735, 214445, 237839, 238205, 276829, 331415, 333487, 368135, 373747, 399245, 435017, 464695, 515389, 520795, 577609, 672299, 729113, 809897, 1189195, 1384145, 1667435, 1868735, 2175085, 2412367, 2576945, 2616229, 2888045, 3045119, 3361495, 3645565, 4043263, 4049485, 4706093, 5669279, 6353699, 7395289, 12061835, 13081145, 15225595, 16886569, 20216315, 23530465, 26536037, 28346395, 31768495, 36976445, 41010239, 44475893, 51767023, 84432845, 132680185, 185752259, 205051195, 222379465, 258835115, 287071673, 451112629, 928761295, 1435358365, 2255563145, 3157788403, 15788942015]

約数ペア:

[(1, 15788942015), (5, 3157788403), (7, 2255563145), (11, 1435358365), (17, 928761295), (35, 451112629), (55, 287071673), (61, 258835115), (71, 222379465), (77, 205051195), (85, 185752259), (119, 132680185), (187, 84432845), (305, 51767023), (355, 44475893), (385, 41010239), (427, 36976445), (497, 31768495), (557, 28346395), (595, 26536037), (671, 23530465), (781, 20216315), (935, 16886569), (1037, 15225595), (1207, 13081145), (1309, 12061835), (2135, 7395289), (2485, 6353699), (2785, 5669279), (3355, 4706093), (3899, 4049485), (3905, 4043263), (4331, 3645565), (4697, 3361495), (5185, 3045119), (5467, 2888045), (6035, 2616229), (6127, 2576945), (6545, 2412367), (7259, 2175085), (8449, 1868735), (9469, 1667435), (11407, 1384145), (13277, 1189195), (19495, 809897), (21655, 729113), (23485, 672299), (27335, 577609), (30317, 520795), (30635, 515389), (33977, 464695), (36295, 435017), (39547, 399245), (42245, 373747), (42889, 368135), (47345, 333487), (47641, 331415), (57035, 276829), (66283, 238205), (66385, 237839), (73627, 214445), (79849, 197735), (92939, 169885), (104159, 151585)]