205430472

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{491}}^1$

素因数の和:668

約数の個数: 128

約数和(自身を含む): 619920000

約数和(自身を除く): 414489528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 36, 39, 52, 54, 72, 78, 104, 108, 117, 149, 156, 216, 234, 298, 312, 351, 447, 468, 491, 596, 702, 894, 936, 982, 1192, 1341, 1404, 1473, 1788, 1937, 1964, 2682, 2808, 2946, 3576, 3874, 3928, 4023, 4419, 5364, 5811, 5892, 6383, 7748, 8046, 8838, 10728, 11622, 11784, 12766, 13257, 15496, 16092, 17433, 17676, 19149, 23244, 25532, 26514, 32184, 34866, 35352, 38298, 46488, 51064, 52299, 53028, 57447, 69732, 73159, 76596, 104598, 106056, 114894, 139464, 146318, 153192, 172341, 209196, 219477, 229788, 292636, 344682, 418392, 438954, 459576, 585272, 658431, 689364, 877908, 951067, 1316862, 1378728, 1755816, 1902134, 1975293, 2633724, 2853201, 3804268, 3950586, 5267448, 5706402, 7608536, 7901172, 8559603, 11412804, 15802344, 17119206, 22825608, 25678809, 34238412, 51357618, 68476824, 102715236, 205430472]

約数ペア:

[(1, 205430472), (2, 102715236), (3, 68476824), (4, 51357618), (6, 34238412), (8, 25678809), (9, 22825608), (12, 17119206), (13, 15802344), (18, 11412804), (24, 8559603), (26, 7901172), (27, 7608536), (36, 5706402), (39, 5267448), (52, 3950586), (54, 3804268), (72, 2853201), (78, 2633724), (104, 1975293), (108, 1902134), (117, 1755816), (149, 1378728), (156, 1316862), (216, 951067), (234, 877908), (298, 689364), (312, 658431), (351, 585272), (447, 459576), (468, 438954), (491, 418392), (596, 344682), (702, 292636), (894, 229788), (936, 219477), (982, 209196), (1192, 172341), (1341, 153192), (1404, 146318), (1473, 139464), (1788, 114894), (1937, 106056), (1964, 104598), (2682, 76596), (2808, 73159), (2946, 69732), (3576, 57447), (3874, 53028), (3928, 52299), (4023, 51064), (4419, 46488), (5364, 38298), (5811, 35352), (5892, 34866), (6383, 32184), (7748, 26514), (8046, 25532), (8838, 23244), (10728, 19149), (11622, 17676), (11784, 17433), (12766, 16092), (13257, 15496)]