647921712

素因数分解:

$2^4\times 3^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{2339}}^1$

素因数の和:2578

約数の個数: 80

約数和(自身を含む): 1740960000

約数和(自身を除く): 1093038288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 29, 48, 58, 87, 116, 174, 199, 232, 348, 398, 464, 597, 696, 796, 1194, 1392, 1592, 2339, 2388, 3184, 4678, 4776, 5771, 7017, 9356, 9552, 11542, 14034, 17313, 18712, 23084, 28068, 34626, 37424, 46168, 56136, 67831, 69252, 92336, 112272, 135662, 138504, 203493, 271324, 277008, 406986, 465461, 542648, 813972, 930922, 1085296, 1396383, 1627944, 1861844, 2792766, 3255888, 3723688, 5585532, 7447376, 11171064, 13498369, 22342128, 26996738, 40495107, 53993476, 80990214, 107986952, 161980428, 215973904, 323960856, 647921712]

約数ペア:

[(1, 647921712), (2, 323960856), (3, 215973904), (4, 161980428), (6, 107986952), (8, 80990214), (12, 53993476), (16, 40495107), (24, 26996738), (29, 22342128), (48, 13498369), (58, 11171064), (87, 7447376), (116, 5585532), (174, 3723688), (199, 3255888), (232, 2792766), (348, 1861844), (398, 1627944), (464, 1396383), (597, 1085296), (696, 930922), (796, 813972), (1194, 542648), (1392, 465461), (1592, 406986), (2339, 277008), (2388, 271324), (3184, 203493), (4678, 138504), (4776, 135662), (5771, 112272), (7017, 92336), (9356, 69252), (9552, 67831), (11542, 56136), (14034, 46168), (17313, 37424), (18712, 34626), (23084, 28068)]