307987920

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{5281}}^1$

素因数の和:5312

約数の個数: 140

約数和(自身を含む): 1073820036

約数和(自身を除く): 765832116

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1620, 1944, 2160, 2430, 2916, 3240, 3645, 3888, 4860, 5281, 5832, 6480, 7290, 9720, 10562, 11664, 14580, 15843, 19440, 21124, 26405, 29160, 31686, 42248, 47529, 52810, 58320, 63372, 79215, 84496, 95058, 105620, 126744, 142587, 158430, 190116, 211240, 237645, 253488, 285174, 316860, 380232, 422480, 427761, 475290, 570348, 633720, 712935, 760464, 855522, 950580, 1140696, 1267440, 1283283, 1425870, 1711044, 1901160, 2138805, 2281392, 2566566, 2851740, 3422088, 3802320, 3849849, 4277610, 5133132, 5703480, 6416415, 6844176, 7699698, 8555220, 10266264, 11406960, 12832830, 15399396, 17110440, 19249245, 20532528, 25665660, 30798792, 34220880, 38498490, 51331320, 61597584, 76996980, 102662640, 153993960, 307987920]

約数ペア:

[(1, 307987920), (2, 153993960), (3, 102662640), (4, 76996980), (5, 61597584), (6, 51331320), (8, 38498490), (9, 34220880), (10, 30798792), (12, 25665660), (15, 20532528), (16, 19249245), (18, 17110440), (20, 15399396), (24, 12832830), (27, 11406960), (30, 10266264), (36, 8555220), (40, 7699698), (45, 6844176), (48, 6416415), (54, 5703480), (60, 5133132), (72, 4277610), (80, 3849849), (81, 3802320), (90, 3422088), (108, 2851740), (120, 2566566), (135, 2281392), (144, 2138805), (162, 1901160), (180, 1711044), (216, 1425870), (240, 1283283), (243, 1267440), (270, 1140696), (324, 950580), (360, 855522), (405, 760464), (432, 712935), (486, 633720), (540, 570348), (648, 475290), (720, 427761), (729, 422480), (810, 380232), (972, 316860), (1080, 285174), (1215, 253488), (1296, 237645), (1458, 211240), (1620, 190116), (1944, 158430), (2160, 142587), (2430, 126744), (2916, 105620), (3240, 95058), (3645, 84496), (3888, 79215), (4860, 63372), (5281, 58320), (5832, 52810), (6480, 47529), (7290, 42248), (9720, 31686), (10562, 29160), (11664, 26405), (14580, 21124), (15843, 19440)]