321250768

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{1229}}^1$

素因数の和:1316

約数の個数: 60

約数和(自身を含む): 681535620

約数和(自身を除く): 360284852

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 496, 527, 961, 1054, 1229, 1922, 2108, 2458, 3844, 4216, 4916, 7688, 8432, 9832, 15376, 16337, 19664, 20893, 32674, 38099, 41786, 65348, 76198, 83572, 130696, 152396, 167144, 261392, 304792, 334288, 609584, 647683, 1181069, 1295366, 2362138, 2590732, 4724276, 5181464, 9448552, 10362928, 18897104, 20078173, 40156346, 80312692, 160625384, 321250768]

約数ペア:

[(1, 321250768), (2, 160625384), (4, 80312692), (8, 40156346), (16, 20078173), (17, 18897104), (31, 10362928), (34, 9448552), (62, 5181464), (68, 4724276), (124, 2590732), (136, 2362138), (248, 1295366), (272, 1181069), (496, 647683), (527, 609584), (961, 334288), (1054, 304792), (1229, 261392), (1922, 167144), (2108, 152396), (2458, 130696), (3844, 83572), (4216, 76198), (4916, 65348), (7688, 41786), (8432, 38099), (9832, 32674), (15376, 20893), (16337, 19664)]