254634660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1129}}^1$

素因数の和:1330

約数の個数: 144

約数和(自身を含む): 888451200

約数和(自身を除く): 633816540

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, 105, 126, 140, 179, 180, 210, 252, 315, 358, 420, 537, 630, 716, 895, 1074, 1129, 1253, 1260, 1611, 1790, 2148, 2258, 2506, 2685, 3222, 3387, 3580, 3759, 4516, 5012, 5370, 5645, 6265, 6444, 6774, 7518, 7903, 8055, 10161, 10740, 11277, 11290, 12530, 13548, 15036, 15806, 16110, 16935, 18795, 20322, 22554, 22580, 23709, 25060, 31612, 32220, 33870, 37590, 39515, 40644, 45108, 47418, 50805, 56385, 67740, 71127, 75180, 79030, 94836, 101610, 112770, 118545, 142254, 158060, 202091, 203220, 225540, 237090, 284508, 355635, 404182, 474180, 606273, 711270, 808364, 1010455, 1212546, 1414637, 1422540, 1818819, 2020910, 2425092, 2829274, 3031365, 3637638, 4041820, 4243911, 5658548, 6062730, 7073185, 7275276, 8487822, 9094095, 12125460, 12731733, 14146370, 16975644, 18188190, 21219555, 25463466, 28292740, 36376380, 42439110, 50926932, 63658665, 84878220, 127317330, 254634660]

約数ペア:

[(1, 254634660), (2, 127317330), (3, 84878220), (4, 63658665), (5, 50926932), (6, 42439110), (7, 36376380), (9, 28292740), (10, 25463466), (12, 21219555), (14, 18188190), (15, 16975644), (18, 14146370), (20, 12731733), (21, 12125460), (28, 9094095), (30, 8487822), (35, 7275276), (36, 7073185), (42, 6062730), (45, 5658548), (60, 4243911), (63, 4041820), (70, 3637638), (84, 3031365), (90, 2829274), (105, 2425092), (126, 2020910), (140, 1818819), (179, 1422540), (180, 1414637), (210, 1212546), (252, 1010455), (315, 808364), (358, 711270), (420, 606273), (537, 474180), (630, 404182), (716, 355635), (895, 284508), (1074, 237090), (1129, 225540), (1253, 203220), (1260, 202091), (1611, 158060), (1790, 142254), (2148, 118545), (2258, 112770), (2506, 101610), (2685, 94836), (3222, 79030), (3387, 75180), (3580, 71127), (3759, 67740), (4516, 56385), (5012, 50805), (5370, 47418), (5645, 45108), (6265, 40644), (6444, 39515), (6774, 37590), (7518, 33870), (7903, 32220), (8055, 31612), (10161, 25060), (10740, 23709), (11277, 22580), (11290, 22554), (12530, 20322), (13548, 18795), (15036, 16935), (15806, 16110)]