279337828

素因数分解:

$2^2\times 7^3\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{223}}^1$

素因数の和:342

約数の個数: 96

約数和(自身を含む): 632217600

約数和(自身を除く): 352879772

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 83, 98, 154, 166, 196, 223, 308, 332, 343, 446, 539, 581, 686, 892, 913, 1078, 1162, 1372, 1561, 1826, 2156, 2324, 2453, 3122, 3652, 3773, 4067, 4906, 6244, 6391, 7546, 8134, 9812, 10927, 12782, 15092, 16268, 17171, 18509, 21854, 25564, 28469, 34342, 37018, 43708, 44737, 56938, 68684, 74036, 76489, 89474, 113876, 120197, 129563, 152978, 178948, 203599, 240394, 259126, 305956, 313159, 407198, 480788, 518252, 626318, 814396, 841379, 906941, 1252636, 1425193, 1682758, 1813882, 2850386, 3365516, 3627764, 5700772, 6348587, 9976351, 12697174, 19952702, 25394348, 39905404, 69834457, 139668914, 279337828]

約数ペア:

[(1, 279337828), (2, 139668914), (4, 69834457), (7, 39905404), (11, 25394348), (14, 19952702), (22, 12697174), (28, 9976351), (44, 6348587), (49, 5700772), (77, 3627764), (83, 3365516), (98, 2850386), (154, 1813882), (166, 1682758), (196, 1425193), (223, 1252636), (308, 906941), (332, 841379), (343, 814396), (446, 626318), (539, 518252), (581, 480788), (686, 407198), (892, 313159), (913, 305956), (1078, 259126), (1162, 240394), (1372, 203599), (1561, 178948), (1826, 152978), (2156, 129563), (2324, 120197), (2453, 113876), (3122, 89474), (3652, 76489), (3773, 74036), (4067, 68684), (4906, 56938), (6244, 44737), (6391, 43708), (7546, 37018), (8134, 34342), (9812, 28469), (10927, 25564), (12782, 21854), (15092, 18509), (16268, 17171)]