1280973456

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{619}}^1\times {\mathrm{2053}}^1$

素因数の和:2693

約数の個数: 120

約数和(自身を含む): 4105699520

約数和(自身を除く): 2824726064

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 126, 144, 168, 252, 336, 504, 619, 1008, 1238, 1857, 2053, 2476, 3714, 4106, 4333, 4952, 5571, 6159, 7428, 8212, 8666, 9904, 11142, 12318, 12999, 14371, 14856, 16424, 17332, 18477, 22284, 24636, 25998, 28742, 29712, 32848, 34664, 36954, 38997, 43113, 44568, 49272, 51996, 57484, 69328, 73908, 77994, 86226, 89136, 98544, 103992, 114968, 129339, 147816, 155988, 172452, 207984, 229936, 258678, 295632, 311976, 344904, 517356, 623952, 689808, 1034712, 1270807, 2069424, 2541614, 3812421, 5083228, 7624842, 8895649, 10166456, 11437263, 15249684, 17791298, 20332912, 22874526, 26686947, 30499368, 35582596, 45749052, 53373894, 60998736, 71165192, 80060841, 91498104, 106747788, 142330384, 160121682, 182996208, 213495576, 320243364, 426991152, 640486728, 1280973456]

約数ペア:

[(1, 1280973456), (2, 640486728), (3, 426991152), (4, 320243364), (6, 213495576), (7, 182996208), (8, 160121682), (9, 142330384), (12, 106747788), (14, 91498104), (16, 80060841), (18, 71165192), (21, 60998736), (24, 53373894), (28, 45749052), (36, 35582596), (42, 30499368), (48, 26686947), (56, 22874526), (63, 20332912), (72, 17791298), (84, 15249684), (112, 11437263), (126, 10166456), (144, 8895649), (168, 7624842), (252, 5083228), (336, 3812421), (504, 2541614), (619, 2069424), (1008, 1270807), (1238, 1034712), (1857, 689808), (2053, 623952), (2476, 517356), (3714, 344904), (4106, 311976), (4333, 295632), (4952, 258678), (5571, 229936), (6159, 207984), (7428, 172452), (8212, 155988), (8666, 147816), (9904, 129339), (11142, 114968), (12318, 103992), (12999, 98544), (14371, 89136), (14856, 86226), (16424, 77994), (17332, 73908), (18477, 69328), (22284, 57484), (24636, 51996), (25998, 49272), (28742, 44568), (29712, 43113), (32848, 38997), (34664, 36954)]