138408516

素因数分解:

$2^2\times 3^2\times {\mathrm{103}}^1\times {\mathrm{163}}^1\times {\mathrm{229}}^1$

素因数の和:505

約数の個数: 72

約数和(自身を含む): 356982080

約数和(自身を除く): 218573564

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 103, 163, 206, 229, 309, 326, 412, 458, 489, 618, 652, 687, 916, 927, 978, 1236, 1374, 1467, 1854, 1956, 2061, 2748, 2934, 3708, 4122, 5868, 8244, 16789, 23587, 33578, 37327, 47174, 50367, 67156, 70761, 74654, 94348, 100734, 111981, 141522, 149308, 151101, 201468, 212283, 223962, 283044, 302202, 335943, 424566, 447924, 604404, 671886, 849132, 1343772, 3844681, 7689362, 11534043, 15378724, 23068086, 34602129, 46136172, 69204258, 138408516]

約数ペア:

[(1, 138408516), (2, 69204258), (3, 46136172), (4, 34602129), (6, 23068086), (9, 15378724), (12, 11534043), (18, 7689362), (36, 3844681), (103, 1343772), (163, 849132), (206, 671886), (229, 604404), (309, 447924), (326, 424566), (412, 335943), (458, 302202), (489, 283044), (618, 223962), (652, 212283), (687, 201468), (916, 151101), (927, 149308), (978, 141522), (1236, 111981), (1374, 100734), (1467, 94348), (1854, 74654), (1956, 70761), (2061, 67156), (2748, 50367), (2934, 47174), (3708, 37327), (4122, 33578), (5868, 23587), (8244, 16789)]