131811480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{1303}}^1$

素因数の和:1601

約数の個数: 96

約数和(自身を含む): 430241760

約数和(自身を除く): 298430280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 281, 360, 562, 843, 1124, 1303, 1405, 1686, 2248, 2529, 2606, 2810, 3372, 3909, 4215, 5058, 5212, 5620, 6515, 6744, 7818, 8430, 10116, 10424, 11240, 11727, 12645, 13030, 15636, 16860, 19545, 20232, 23454, 25290, 26060, 31272, 33720, 39090, 46908, 50580, 52120, 58635, 78180, 93816, 101160, 117270, 156360, 234540, 366143, 469080, 732286, 1098429, 1464572, 1830715, 2196858, 2929144, 3295287, 3661430, 4393716, 5492145, 6590574, 7322860, 8787432, 10984290, 13181148, 14645720, 16476435, 21968580, 26362296, 32952870, 43937160, 65905740, 131811480]

約数ペア:

[(1, 131811480), (2, 65905740), (3, 43937160), (4, 32952870), (5, 26362296), (6, 21968580), (8, 16476435), (9, 14645720), (10, 13181148), (12, 10984290), (15, 8787432), (18, 7322860), (20, 6590574), (24, 5492145), (30, 4393716), (36, 3661430), (40, 3295287), (45, 2929144), (60, 2196858), (72, 1830715), (90, 1464572), (120, 1098429), (180, 732286), (281, 469080), (360, 366143), (562, 234540), (843, 156360), (1124, 117270), (1303, 101160), (1405, 93816), (1686, 78180), (2248, 58635), (2529, 52120), (2606, 50580), (2810, 46908), (3372, 39090), (3909, 33720), (4215, 31272), (5058, 26060), (5212, 25290), (5620, 23454), (6515, 20232), (6744, 19545), (7818, 16860), (8430, 15636), (10116, 13030), (10424, 12645), (11240, 11727)]