161026740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{18257}}^1$

素因数の和:18286

約数の個数: 108

約数和(自身を含む): 568225476

約数和(自身を除く): 407198736

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 84, 90, 98, 105, 126, 140, 147, 180, 196, 210, 245, 252, 294, 315, 420, 441, 490, 588, 630, 735, 882, 980, 1260, 1470, 1764, 2205, 2940, 4410, 8820, 18257, 36514, 54771, 73028, 91285, 109542, 127799, 164313, 182570, 219084, 255598, 273855, 328626, 365140, 383397, 511196, 547710, 638995, 657252, 766794, 821565, 894593, 1095420, 1150191, 1277990, 1533588, 1643130, 1789186, 1916985, 2300382, 2555980, 2683779, 3286260, 3578372, 3833970, 4472965, 4600764, 5367558, 5750955, 7667940, 8051337, 8945930, 10735116, 11501910, 13418895, 16102674, 17891860, 23003820, 26837790, 32205348, 40256685, 53675580, 80513370, 161026740]

約数ペア:

[(1, 161026740), (2, 80513370), (3, 53675580), (4, 40256685), (5, 32205348), (6, 26837790), (7, 23003820), (9, 17891860), (10, 16102674), (12, 13418895), (14, 11501910), (15, 10735116), (18, 8945930), (20, 8051337), (21, 7667940), (28, 5750955), (30, 5367558), (35, 4600764), (36, 4472965), (42, 3833970), (45, 3578372), (49, 3286260), (60, 2683779), (63, 2555980), (70, 2300382), (84, 1916985), (90, 1789186), (98, 1643130), (105, 1533588), (126, 1277990), (140, 1150191), (147, 1095420), (180, 894593), (196, 821565), (210, 766794), (245, 657252), (252, 638995), (294, 547710), (315, 511196), (420, 383397), (441, 365140), (490, 328626), (588, 273855), (630, 255598), (735, 219084), (882, 182570), (980, 164313), (1260, 127799), (1470, 109542), (1764, 91285), (2205, 73028), (2940, 54771), (4410, 36514), (8820, 18257)]