204959916

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{19}}^2\times {\mathrm{751}}^1$

素因数の和:809

約数の個数: 144

約数和(自身を含む): 641786880

約数和(自身を除く): 436826964

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 27, 28, 36, 38, 42, 54, 57, 63, 76, 84, 108, 114, 126, 133, 171, 189, 228, 252, 266, 342, 361, 378, 399, 513, 532, 684, 722, 751, 756, 798, 1026, 1083, 1197, 1444, 1502, 1596, 2052, 2166, 2253, 2394, 2527, 3004, 3249, 3591, 4332, 4506, 4788, 5054, 5257, 6498, 6759, 7182, 7581, 9012, 9747, 10108, 10514, 12996, 13518, 14269, 14364, 15162, 15771, 19494, 20277, 21028, 22743, 27036, 28538, 30324, 31542, 38988, 40554, 42807, 45486, 47313, 57076, 63084, 68229, 81108, 85614, 90972, 94626, 99883, 128421, 136458, 141939, 171228, 189252, 199766, 256842, 271111, 272916, 283878, 299649, 385263, 399532, 513684, 542222, 567756, 599298, 770526, 813333, 898947, 1084444, 1198596, 1541052, 1626666, 1797894, 1897777, 2439999, 2696841, 3253332, 3595788, 3795554, 4879998, 5393682, 5693331, 7319997, 7591108, 9759996, 10787364, 11386662, 14639994, 17079993, 22773324, 29279988, 34159986, 51239979, 68319972, 102479958, 204959916]

約数ペア:

[(1, 204959916), (2, 102479958), (3, 68319972), (4, 51239979), (6, 34159986), (7, 29279988), (9, 22773324), (12, 17079993), (14, 14639994), (18, 11386662), (19, 10787364), (21, 9759996), (27, 7591108), (28, 7319997), (36, 5693331), (38, 5393682), (42, 4879998), (54, 3795554), (57, 3595788), (63, 3253332), (76, 2696841), (84, 2439999), (108, 1897777), (114, 1797894), (126, 1626666), (133, 1541052), (171, 1198596), (189, 1084444), (228, 898947), (252, 813333), (266, 770526), (342, 599298), (361, 567756), (378, 542222), (399, 513684), (513, 399532), (532, 385263), (684, 299649), (722, 283878), (751, 272916), (756, 271111), (798, 256842), (1026, 199766), (1083, 189252), (1197, 171228), (1444, 141939), (1502, 136458), (1596, 128421), (2052, 99883), (2166, 94626), (2253, 90972), (2394, 85614), (2527, 81108), (3004, 68229), (3249, 63084), (3591, 57076), (4332, 47313), (4506, 45486), (4788, 42807), (5054, 40554), (5257, 38988), (6498, 31542), (6759, 30324), (7182, 28538), (7581, 27036), (9012, 22743), (9747, 21028), (10108, 20277), (10514, 19494), (12996, 15771), (13518, 15162), (14269, 14364)]