311951224

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{97}}^1\times {\mathrm{107}}^1$

素因数の和:257

約数の個数: 96

約数和(自身を含む): 682350480

約数和(自身を除く): 370399256

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 52, 68, 97, 104, 107, 136, 194, 214, 221, 289, 388, 428, 442, 578, 776, 856, 884, 1156, 1261, 1391, 1649, 1768, 1819, 2312, 2522, 2782, 3298, 3638, 3757, 5044, 5564, 6596, 7276, 7514, 10088, 10379, 11128, 13192, 14552, 15028, 20758, 21437, 23647, 28033, 30056, 30923, 41516, 42874, 47294, 56066, 61846, 83032, 85748, 94588, 112132, 123692, 134927, 171496, 176443, 189176, 224264, 247384, 269854, 352886, 364429, 401999, 539708, 705772, 728858, 803998, 1079416, 1411544, 1457716, 1607996, 2293759, 2915432, 2999531, 3215992, 4587518, 5999062, 9175036, 11998124, 18350072, 23996248, 38993903, 77987806, 155975612, 311951224]

約数ペア:

[(1, 311951224), (2, 155975612), (4, 77987806), (8, 38993903), (13, 23996248), (17, 18350072), (26, 11998124), (34, 9175036), (52, 5999062), (68, 4587518), (97, 3215992), (104, 2999531), (107, 2915432), (136, 2293759), (194, 1607996), (214, 1457716), (221, 1411544), (289, 1079416), (388, 803998), (428, 728858), (442, 705772), (578, 539708), (776, 401999), (856, 364429), (884, 352886), (1156, 269854), (1261, 247384), (1391, 224264), (1649, 189176), (1768, 176443), (1819, 171496), (2312, 134927), (2522, 123692), (2782, 112132), (3298, 94588), (3638, 85748), (3757, 83032), (5044, 61846), (5564, 56066), (6596, 47294), (7276, 42874), (7514, 41516), (10088, 30923), (10379, 30056), (11128, 28033), (13192, 23647), (14552, 21437), (15028, 20758)]