260030979

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{317}}^1$

素因数の和:402

約数の個数: 80

約数和(自身を含む): 452501280

約数和(自身を除く): 192470301

約数列:

[1, 3, 9, 13, 19, 27, 39, 41, 57, 81, 117, 123, 171, 247, 317, 351, 369, 513, 533, 741, 779, 951, 1053, 1107, 1539, 1599, 2223, 2337, 2853, 3321, 4121, 4797, 6023, 6669, 7011, 8559, 10127, 12363, 12997, 14391, 18069, 20007, 21033, 25677, 30381, 37089, 38991, 43173, 54207, 63099, 78299, 91143, 111267, 116973, 162621, 168961, 234897, 246943, 273429, 333801, 350919, 487863, 506883, 704691, 740829, 820287, 1052757, 1520649, 2114073, 2222487, 3210259, 4561947, 6342219, 6667461, 9630777, 13685841, 20002383, 28892331, 86676993, 260030979]

約数ペア:

[(1, 260030979), (3, 86676993), (9, 28892331), (13, 20002383), (19, 13685841), (27, 9630777), (39, 6667461), (41, 6342219), (57, 4561947), (81, 3210259), (117, 2222487), (123, 2114073), (171, 1520649), (247, 1052757), (317, 820287), (351, 740829), (369, 704691), (513, 506883), (533, 487863), (741, 350919), (779, 333801), (951, 273429), (1053, 246943), (1107, 234897), (1539, 168961), (1599, 162621), (2223, 116973), (2337, 111267), (2853, 91143), (3321, 78299), (4121, 63099), (4797, 54207), (6023, 43173), (6669, 38991), (7011, 37089), (8559, 30381), (10127, 25677), (12363, 21033), (12997, 20007), (14391, 18069)]