201819984

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{277}}^1\times {\mathrm{353}}^1$

素因数の和:684

約数の個数: 80

約数和(自身を含む): 536935872

約数和(自身を除く): 335115888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 277, 344, 353, 516, 554, 688, 706, 831, 1032, 1059, 1108, 1412, 1662, 2064, 2118, 2216, 2824, 3324, 4236, 4432, 5648, 6648, 8472, 11911, 13296, 15179, 16944, 23822, 30358, 35733, 45537, 47644, 60716, 71466, 91074, 95288, 97781, 121432, 142932, 182148, 190576, 195562, 242864, 285864, 293343, 364296, 391124, 571728, 586686, 728592, 782248, 1173372, 1564496, 2346744, 4204583, 4693488, 8409166, 12613749, 16818332, 25227498, 33636664, 50454996, 67273328, 100909992, 201819984]

約数ペア:

[(1, 201819984), (2, 100909992), (3, 67273328), (4, 50454996), (6, 33636664), (8, 25227498), (12, 16818332), (16, 12613749), (24, 8409166), (43, 4693488), (48, 4204583), (86, 2346744), (129, 1564496), (172, 1173372), (258, 782248), (277, 728592), (344, 586686), (353, 571728), (516, 391124), (554, 364296), (688, 293343), (706, 285864), (831, 242864), (1032, 195562), (1059, 190576), (1108, 182148), (1412, 142932), (1662, 121432), (2064, 97781), (2118, 95288), (2216, 91074), (2824, 71466), (3324, 60716), (4236, 47644), (4432, 45537), (5648, 35733), (6648, 30358), (8472, 23822), (11911, 16944), (13296, 15179)]