86653980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{709}}^1$

素因数の和:828

約数の個数: 144

約数和(自身を含む): 303925440

約数和(自身を除く): 217271460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 97, 105, 126, 140, 180, 194, 210, 252, 291, 315, 388, 420, 485, 582, 630, 679, 709, 873, 970, 1164, 1260, 1358, 1418, 1455, 1746, 1940, 2037, 2127, 2716, 2836, 2910, 3395, 3492, 3545, 4074, 4254, 4365, 4963, 5820, 6111, 6381, 6790, 7090, 8148, 8508, 8730, 9926, 10185, 10635, 12222, 12762, 13580, 14180, 14889, 17460, 19852, 20370, 21270, 24444, 24815, 25524, 29778, 30555, 31905, 40740, 42540, 44667, 49630, 59556, 61110, 63810, 68773, 74445, 89334, 99260, 122220, 127620, 137546, 148890, 178668, 206319, 223335, 275092, 297780, 343865, 412638, 446670, 481411, 618957, 687730, 825276, 893340, 962822, 1031595, 1237914, 1375460, 1444233, 1925644, 2063190, 2407055, 2475828, 2888466, 3094785, 4126380, 4332699, 4814110, 5776932, 6189570, 7221165, 8665398, 9628220, 12379140, 14442330, 17330796, 21663495, 28884660, 43326990, 86653980]

約数ペア:

[(1, 86653980), (2, 43326990), (3, 28884660), (4, 21663495), (5, 17330796), (6, 14442330), (7, 12379140), (9, 9628220), (10, 8665398), (12, 7221165), (14, 6189570), (15, 5776932), (18, 4814110), (20, 4332699), (21, 4126380), (28, 3094785), (30, 2888466), (35, 2475828), (36, 2407055), (42, 2063190), (45, 1925644), (60, 1444233), (63, 1375460), (70, 1237914), (84, 1031595), (90, 962822), (97, 893340), (105, 825276), (126, 687730), (140, 618957), (180, 481411), (194, 446670), (210, 412638), (252, 343865), (291, 297780), (315, 275092), (388, 223335), (420, 206319), (485, 178668), (582, 148890), (630, 137546), (679, 127620), (709, 122220), (873, 99260), (970, 89334), (1164, 74445), (1260, 68773), (1358, 63810), (1418, 61110), (1455, 59556), (1746, 49630), (1940, 44667), (2037, 42540), (2127, 40740), (2716, 31905), (2836, 30555), (2910, 29778), (3395, 25524), (3492, 24815), (3545, 24444), (4074, 21270), (4254, 20370), (4365, 19852), (4963, 17460), (5820, 14889), (6111, 14180), (6381, 13580), (6790, 12762), (7090, 12222), (8148, 10635), (8508, 10185), (8730, 9926)]