221109392

素因数分解:

$2^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{179}}^1\times {\mathrm{269}}^1$

素因数の和:504

約数の個数: 80

約数和(自身を含む): 506217600

約数和(自身を除く): 285108208

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 41, 56, 82, 112, 164, 179, 269, 287, 328, 358, 538, 574, 656, 716, 1076, 1148, 1253, 1432, 1883, 2152, 2296, 2506, 2864, 3766, 4304, 4592, 5012, 7339, 7532, 10024, 11029, 14678, 15064, 20048, 22058, 29356, 30128, 44116, 48151, 51373, 58712, 77203, 88232, 96302, 102746, 117424, 154406, 176464, 192604, 205492, 308812, 337057, 385208, 410984, 617624, 674114, 770416, 821968, 1235248, 1348228, 1974191, 2696456, 3948382, 5392912, 7896764, 13819337, 15793528, 27638674, 31587056, 55277348, 110554696, 221109392]

約数ペア:

[(1, 221109392), (2, 110554696), (4, 55277348), (7, 31587056), (8, 27638674), (14, 15793528), (16, 13819337), (28, 7896764), (41, 5392912), (56, 3948382), (82, 2696456), (112, 1974191), (164, 1348228), (179, 1235248), (269, 821968), (287, 770416), (328, 674114), (358, 617624), (538, 410984), (574, 385208), (656, 337057), (716, 308812), (1076, 205492), (1148, 192604), (1253, 176464), (1432, 154406), (1883, 117424), (2152, 102746), (2296, 96302), (2506, 88232), (2864, 77203), (3766, 58712), (4304, 51373), (4592, 48151), (5012, 44116), (7339, 30128), (7532, 29356), (10024, 22058), (11029, 20048), (14678, 15064)]