245780346

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:236

約数の個数: 128

約数和(自身を含む): 615960576

約数和(自身を除く): 370180230

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 43, 46, 61, 69, 86, 97, 122, 129, 138, 161, 183, 194, 258, 291, 301, 322, 366, 427, 483, 582, 602, 679, 854, 903, 966, 989, 1281, 1358, 1403, 1806, 1978, 2037, 2231, 2562, 2623, 2806, 2967, 4074, 4171, 4209, 4462, 5246, 5917, 5934, 6693, 6923, 7869, 8342, 8418, 9821, 11834, 12513, 13386, 13846, 15617, 15738, 17751, 18361, 19642, 20769, 25026, 29197, 29463, 31234, 35502, 36722, 41419, 41538, 46851, 55083, 58394, 58926, 60329, 82838, 87591, 93702, 95933, 110166, 120658, 124257, 136091, 175182, 180987, 191866, 248514, 254431, 272182, 287799, 361974, 408273, 422303, 508862, 575598, 671531, 763293, 816546, 844606, 952637, 1266909, 1343062, 1526586, 1781017, 1905274, 2014593, 2533818, 2857911, 3562034, 4029186, 5343051, 5715822, 5851913, 10686102, 11703826, 17555739, 35111478, 40963391, 81926782, 122890173, 245780346]

約数ペア:

[(1, 245780346), (2, 122890173), (3, 81926782), (6, 40963391), (7, 35111478), (14, 17555739), (21, 11703826), (23, 10686102), (42, 5851913), (43, 5715822), (46, 5343051), (61, 4029186), (69, 3562034), (86, 2857911), (97, 2533818), (122, 2014593), (129, 1905274), (138, 1781017), (161, 1526586), (183, 1343062), (194, 1266909), (258, 952637), (291, 844606), (301, 816546), (322, 763293), (366, 671531), (427, 575598), (483, 508862), (582, 422303), (602, 408273), (679, 361974), (854, 287799), (903, 272182), (966, 254431), (989, 248514), (1281, 191866), (1358, 180987), (1403, 175182), (1806, 136091), (1978, 124257), (2037, 120658), (2231, 110166), (2562, 95933), (2623, 93702), (2806, 87591), (2967, 82838), (4074, 60329), (4171, 58926), (4209, 58394), (4462, 55083), (5246, 46851), (5917, 41538), (5934, 41419), (6693, 36722), (6923, 35502), (7869, 31234), (8342, 29463), (8418, 29197), (9821, 25026), (11834, 20769), (12513, 19642), (13386, 18361), (13846, 17751), (15617, 15738)]