245719494

素因数分解:

$2^1\times 3^4\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{271}}^1$

素因数の和:507

約数の個数: 80

約数和(自身を含む): 574643520

約数和(自身を除く): 328924026

約数列:

[1, 2, 3, 6, 9, 18, 27, 29, 54, 58, 81, 87, 162, 174, 193, 261, 271, 386, 522, 542, 579, 783, 813, 1158, 1566, 1626, 1737, 2349, 2439, 3474, 4698, 4878, 5211, 5597, 7317, 7859, 10422, 11194, 14634, 15633, 15718, 16791, 21951, 23577, 31266, 33582, 43902, 47154, 50373, 52303, 70731, 100746, 104606, 141462, 151119, 156909, 212193, 302238, 313818, 424386, 453357, 470727, 636579, 906714, 941454, 1273158, 1412181, 1516787, 2824362, 3033574, 4236543, 4550361, 8473086, 9100722, 13651083, 27302166, 40953249, 81906498, 122859747, 245719494]

約数ペア:

[(1, 245719494), (2, 122859747), (3, 81906498), (6, 40953249), (9, 27302166), (18, 13651083), (27, 9100722), (29, 8473086), (54, 4550361), (58, 4236543), (81, 3033574), (87, 2824362), (162, 1516787), (174, 1412181), (193, 1273158), (261, 941454), (271, 906714), (386, 636579), (522, 470727), (542, 453357), (579, 424386), (783, 313818), (813, 302238), (1158, 212193), (1566, 156909), (1626, 151119), (1737, 141462), (2349, 104606), (2439, 100746), (3474, 70731), (4698, 52303), (4878, 50373), (5211, 47154), (5597, 43902), (7317, 33582), (7859, 31266), (10422, 23577), (11194, 21951), (14634, 16791), (15633, 15718)]