279706464

素因数分解:

$2^5\times 3^2\times {\mathrm{257}}^1\times {\mathrm{3779}}^1$

素因数の和:4052

約数の個数: 72

約数和(自身を含む): 798721560

約数和(自身を除く): 519015096

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 257, 288, 514, 771, 1028, 1542, 2056, 2313, 3084, 3779, 4112, 4626, 6168, 7558, 8224, 9252, 11337, 12336, 15116, 18504, 22674, 24672, 30232, 34011, 37008, 45348, 60464, 68022, 74016, 90696, 120928, 136044, 181392, 272088, 362784, 544176, 971203, 1088352, 1942406, 2913609, 3884812, 5827218, 7769624, 8740827, 11654436, 15539248, 17481654, 23308872, 31078496, 34963308, 46617744, 69926616, 93235488, 139853232, 279706464]

約数ペア:

[(1, 279706464), (2, 139853232), (3, 93235488), (4, 69926616), (6, 46617744), (8, 34963308), (9, 31078496), (12, 23308872), (16, 17481654), (18, 15539248), (24, 11654436), (32, 8740827), (36, 7769624), (48, 5827218), (72, 3884812), (96, 2913609), (144, 1942406), (257, 1088352), (288, 971203), (514, 544176), (771, 362784), (1028, 272088), (1542, 181392), (2056, 136044), (2313, 120928), (3084, 90696), (3779, 74016), (4112, 68022), (4626, 60464), (6168, 45348), (7558, 37008), (8224, 34011), (9252, 30232), (11337, 24672), (12336, 22674), (15116, 18504)]