280141288

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{263}}^1\times {\mathrm{827}}^1$

素因数の和:1126

約数の個数: 64

約数和(自身を含む): 629544960

約数和(自身を除く): 349403672

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 161, 184, 263, 322, 526, 644, 827, 1052, 1288, 1654, 1841, 2104, 3308, 3682, 5789, 6049, 6616, 7364, 11578, 12098, 14728, 19021, 23156, 24196, 38042, 42343, 46312, 48392, 76084, 84686, 133147, 152168, 169372, 217501, 266294, 338744, 435002, 532588, 870004, 1065176, 1522507, 1740008, 3045014, 5002523, 6090028, 10005046, 12180056, 20010092, 35017661, 40020184, 70035322, 140070644, 280141288]

約数ペア:

[(1, 280141288), (2, 140070644), (4, 70035322), (7, 40020184), (8, 35017661), (14, 20010092), (23, 12180056), (28, 10005046), (46, 6090028), (56, 5002523), (92, 3045014), (161, 1740008), (184, 1522507), (263, 1065176), (322, 870004), (526, 532588), (644, 435002), (827, 338744), (1052, 266294), (1288, 217501), (1654, 169372), (1841, 152168), (2104, 133147), (3308, 84686), (3682, 76084), (5789, 48392), (6049, 46312), (6616, 42343), (7364, 38042), (11578, 24196), (12098, 23156), (14728, 19021)]