28197720

素因数分解:

$2^3\times 3^6\times 5^1\times {\mathrm{967}}^1$

素因数の和:996

約数の個数: 112

約数和(自身を含む): 95222160

約数和(自身を除く): 67024440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 243, 270, 324, 360, 405, 486, 540, 648, 729, 810, 967, 972, 1080, 1215, 1458, 1620, 1934, 1944, 2430, 2901, 2916, 3240, 3645, 3868, 4835, 4860, 5802, 5832, 7290, 7736, 8703, 9670, 9720, 11604, 14505, 14580, 17406, 19340, 23208, 26109, 29010, 29160, 34812, 38680, 43515, 52218, 58020, 69624, 78327, 87030, 104436, 116040, 130545, 156654, 174060, 208872, 234981, 261090, 313308, 348120, 391635, 469962, 522180, 626616, 704943, 783270, 939924, 1044360, 1174905, 1409886, 1566540, 1879848, 2349810, 2819772, 3133080, 3524715, 4699620, 5639544, 7049430, 9399240, 14098860, 28197720]

約数ペア:

[(1, 28197720), (2, 14098860), (3, 9399240), (4, 7049430), (5, 5639544), (6, 4699620), (8, 3524715), (9, 3133080), (10, 2819772), (12, 2349810), (15, 1879848), (18, 1566540), (20, 1409886), (24, 1174905), (27, 1044360), (30, 939924), (36, 783270), (40, 704943), (45, 626616), (54, 522180), (60, 469962), (72, 391635), (81, 348120), (90, 313308), (108, 261090), (120, 234981), (135, 208872), (162, 174060), (180, 156654), (216, 130545), (243, 116040), (270, 104436), (324, 87030), (360, 78327), (405, 69624), (486, 58020), (540, 52218), (648, 43515), (729, 38680), (810, 34812), (967, 29160), (972, 29010), (1080, 26109), (1215, 23208), (1458, 19340), (1620, 17406), (1934, 14580), (1944, 14505), (2430, 11604), (2901, 9720), (2916, 9670), (3240, 8703), (3645, 7736), (3868, 7290), (4835, 5832), (4860, 5802)]