280136142

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{2531}}^1$

素因数の和:2606

約数の個数: 96

約数和(自身を含む): 729945216

約数和(自身を除く): 449809074

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 43, 66, 78, 86, 99, 117, 129, 143, 198, 234, 258, 286, 387, 429, 473, 559, 774, 858, 946, 1118, 1287, 1419, 1677, 2531, 2574, 2838, 3354, 4257, 5031, 5062, 6149, 7593, 8514, 10062, 12298, 15186, 18447, 22779, 27841, 32903, 36894, 45558, 55341, 55682, 65806, 83523, 98709, 108833, 110682, 167046, 197418, 217666, 250569, 296127, 326499, 361933, 501138, 592254, 652998, 723866, 979497, 1085799, 1197163, 1414829, 1958994, 2171598, 2394326, 2829658, 3257397, 3591489, 4244487, 6514794, 7182978, 8488974, 10774467, 12733461, 15563119, 21548934, 25466922, 31126238, 46689357, 93378714, 140068071, 280136142]

約数ペア:

[(1, 280136142), (2, 140068071), (3, 93378714), (6, 46689357), (9, 31126238), (11, 25466922), (13, 21548934), (18, 15563119), (22, 12733461), (26, 10774467), (33, 8488974), (39, 7182978), (43, 6514794), (66, 4244487), (78, 3591489), (86, 3257397), (99, 2829658), (117, 2394326), (129, 2171598), (143, 1958994), (198, 1414829), (234, 1197163), (258, 1085799), (286, 979497), (387, 723866), (429, 652998), (473, 592254), (559, 501138), (774, 361933), (858, 326499), (946, 296127), (1118, 250569), (1287, 217666), (1419, 197418), (1677, 167046), (2531, 110682), (2574, 108833), (2838, 98709), (3354, 83523), (4257, 65806), (5031, 55682), (5062, 55341), (6149, 45558), (7593, 36894), (8514, 32903), (10062, 27841), (12298, 22779), (15186, 18447)]