678359916

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{2593}}^1$

素因数の和:2672

約数の個数: 108

約数和(自身を含む): 1900706808

約数和(自身を除く): 1222346892

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 169, 172, 234, 258, 338, 387, 468, 507, 516, 559, 676, 774, 1014, 1118, 1521, 1548, 1677, 2028, 2236, 2593, 3042, 3354, 5031, 5186, 6084, 6708, 7267, 7779, 10062, 10372, 14534, 15558, 20124, 21801, 23337, 29068, 31116, 33709, 43602, 46674, 65403, 67418, 87204, 93348, 101127, 111499, 130806, 134836, 202254, 222998, 261612, 303381, 334497, 404508, 438217, 445996, 606762, 668994, 876434, 1003491, 1213524, 1314651, 1337988, 1449487, 1752868, 2006982, 2629302, 2898974, 3943953, 4013964, 4348461, 5258604, 5797948, 7887906, 8696922, 13045383, 15775812, 17393844, 18843331, 26090766, 37686662, 52181532, 56529993, 75373324, 113059986, 169589979, 226119972, 339179958, 678359916]

約数ペア:

[(1, 678359916), (2, 339179958), (3, 226119972), (4, 169589979), (6, 113059986), (9, 75373324), (12, 56529993), (13, 52181532), (18, 37686662), (26, 26090766), (36, 18843331), (39, 17393844), (43, 15775812), (52, 13045383), (78, 8696922), (86, 7887906), (117, 5797948), (129, 5258604), (156, 4348461), (169, 4013964), (172, 3943953), (234, 2898974), (258, 2629302), (338, 2006982), (387, 1752868), (468, 1449487), (507, 1337988), (516, 1314651), (559, 1213524), (676, 1003491), (774, 876434), (1014, 668994), (1118, 606762), (1521, 445996), (1548, 438217), (1677, 404508), (2028, 334497), (2236, 303381), (2593, 261612), (3042, 222998), (3354, 202254), (5031, 134836), (5186, 130806), (6084, 111499), (6708, 101127), (7267, 93348), (7779, 87204), (10062, 67418), (10372, 65403), (14534, 46674), (15558, 43602), (20124, 33709), (21801, 31116), (23337, 29068)]