489489056

素因数分解:

$2^5\times 7^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:434

約数の個数: 96

約数和(自身を含む): 1128960000

約数和(自身を除く): 639470944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 79, 112, 139, 158, 199, 224, 278, 316, 398, 553, 556, 632, 796, 973, 1106, 1112, 1264, 1393, 1592, 1946, 2212, 2224, 2528, 2786, 3184, 3892, 4424, 4448, 5572, 6368, 7784, 8848, 10981, 11144, 15568, 15721, 17696, 21962, 22288, 27661, 31136, 31442, 43924, 44576, 55322, 62884, 76867, 87848, 110047, 110644, 125768, 153734, 175696, 193627, 220094, 221288, 251536, 307468, 351392, 387254, 440188, 442576, 503072, 614936, 774508, 880376, 885152, 1229872, 1549016, 1760752, 2185219, 2459744, 3098032, 3521504, 4370438, 6196064, 8740876, 15296533, 17481752, 30593066, 34963504, 61186132, 69927008, 122372264, 244744528, 489489056]

約数ペア:

[(1, 489489056), (2, 244744528), (4, 122372264), (7, 69927008), (8, 61186132), (14, 34963504), (16, 30593066), (28, 17481752), (32, 15296533), (56, 8740876), (79, 6196064), (112, 4370438), (139, 3521504), (158, 3098032), (199, 2459744), (224, 2185219), (278, 1760752), (316, 1549016), (398, 1229872), (553, 885152), (556, 880376), (632, 774508), (796, 614936), (973, 503072), (1106, 442576), (1112, 440188), (1264, 387254), (1393, 351392), (1592, 307468), (1946, 251536), (2212, 221288), (2224, 220094), (2528, 193627), (2786, 175696), (3184, 153734), (3892, 125768), (4424, 110644), (4448, 110047), (5572, 87848), (6368, 76867), (7784, 62884), (8848, 55322), (10981, 44576), (11144, 43924), (15568, 31442), (15721, 31136), (17696, 27661), (21962, 22288)]