218513736

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{241}}^1\times {\mathrm{257}}^1$

素因数の和:524

約数の個数: 144

約数和(自身を含む): 693976140

約数和(自身を除く): 475462404

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 84, 98, 126, 147, 168, 196, 241, 252, 257, 294, 392, 441, 482, 504, 514, 588, 723, 771, 882, 964, 1028, 1176, 1446, 1542, 1687, 1764, 1799, 1928, 2056, 2169, 2313, 2892, 3084, 3374, 3528, 3598, 4338, 4626, 5061, 5397, 5784, 6168, 6748, 7196, 8676, 9252, 10122, 10794, 11809, 12593, 13496, 14392, 15183, 16191, 17352, 18504, 20244, 21588, 23618, 25186, 30366, 32382, 35427, 37779, 40488, 43176, 47236, 50372, 60732, 61937, 64764, 70854, 75558, 94472, 100744, 106281, 113337, 121464, 123874, 129528, 141708, 151116, 185811, 212562, 226674, 247748, 283416, 302232, 371622, 425124, 433559, 453348, 495496, 557433, 743244, 850248, 867118, 906696, 1114866, 1300677, 1486488, 1734236, 2229732, 2601354, 3034913, 3468472, 3902031, 4459464, 5202708, 6069826, 7804062, 9104739, 10405416, 12139652, 15608124, 18209478, 24279304, 27314217, 31216248, 36418956, 54628434, 72837912, 109256868, 218513736]

約数ペア:

[(1, 218513736), (2, 109256868), (3, 72837912), (4, 54628434), (6, 36418956), (7, 31216248), (8, 27314217), (9, 24279304), (12, 18209478), (14, 15608124), (18, 12139652), (21, 10405416), (24, 9104739), (28, 7804062), (36, 6069826), (42, 5202708), (49, 4459464), (56, 3902031), (63, 3468472), (72, 3034913), (84, 2601354), (98, 2229732), (126, 1734236), (147, 1486488), (168, 1300677), (196, 1114866), (241, 906696), (252, 867118), (257, 850248), (294, 743244), (392, 557433), (441, 495496), (482, 453348), (504, 433559), (514, 425124), (588, 371622), (723, 302232), (771, 283416), (882, 247748), (964, 226674), (1028, 212562), (1176, 185811), (1446, 151116), (1542, 141708), (1687, 129528), (1764, 123874), (1799, 121464), (1928, 113337), (2056, 106281), (2169, 100744), (2313, 94472), (2892, 75558), (3084, 70854), (3374, 64764), (3528, 61937), (3598, 60732), (4338, 50372), (4626, 47236), (5061, 43176), (5397, 40488), (5784, 37779), (6168, 35427), (6748, 32382), (7196, 30366), (8676, 25186), (9252, 23618), (10122, 21588), (10794, 20244), (11809, 18504), (12593, 17352), (13496, 16191), (14392, 15183)]