205998228

素因数分解:

$2^2\times 3^4\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{307}}^1$

素因数の和:451

約数の個数: 120

約数和(自身を含む): 573927200

約数和(自身を除く): 367928972

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 109, 114, 162, 171, 218, 228, 307, 324, 327, 342, 436, 513, 614, 654, 684, 921, 981, 1026, 1228, 1308, 1539, 1842, 1962, 2052, 2071, 2763, 2943, 3078, 3684, 3924, 4142, 5526, 5833, 5886, 6156, 6213, 8284, 8289, 8829, 11052, 11666, 11772, 12426, 16578, 17499, 17658, 18639, 23332, 24852, 24867, 33156, 33463, 34998, 35316, 37278, 49734, 52497, 55917, 66926, 69996, 74556, 99468, 100389, 104994, 111834, 133852, 157491, 167751, 200778, 209988, 223668, 301167, 314982, 335502, 401556, 472473, 602334, 629964, 635797, 671004, 903501, 944946, 1204668, 1271594, 1807002, 1889892, 1907391, 2543188, 2710503, 3614004, 3814782, 5421006, 5722173, 7629564, 10842012, 11444346, 17166519, 22888692, 34333038, 51499557, 68666076, 102999114, 205998228]

約数ペア:

[(1, 205998228), (2, 102999114), (3, 68666076), (4, 51499557), (6, 34333038), (9, 22888692), (12, 17166519), (18, 11444346), (19, 10842012), (27, 7629564), (36, 5722173), (38, 5421006), (54, 3814782), (57, 3614004), (76, 2710503), (81, 2543188), (108, 1907391), (109, 1889892), (114, 1807002), (162, 1271594), (171, 1204668), (218, 944946), (228, 903501), (307, 671004), (324, 635797), (327, 629964), (342, 602334), (436, 472473), (513, 401556), (614, 335502), (654, 314982), (684, 301167), (921, 223668), (981, 209988), (1026, 200778), (1228, 167751), (1308, 157491), (1539, 133852), (1842, 111834), (1962, 104994), (2052, 100389), (2071, 99468), (2763, 74556), (2943, 69996), (3078, 66926), (3684, 55917), (3924, 52497), (4142, 49734), (5526, 37278), (5833, 35316), (5886, 34998), (6156, 33463), (6213, 33156), (8284, 24867), (8289, 24852), (8829, 23332), (11052, 18639), (11666, 17658), (11772, 17499), (12426, 16578)]