91548540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1979}}^1$

素因数の和:2251

約数の個数: 72

約数和(自身を含む): 278918640

約数和(自身を除く): 187370100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 257, 514, 771, 1028, 1285, 1542, 1979, 2313, 2570, 3084, 3855, 3958, 4626, 5140, 5937, 7710, 7916, 9252, 9895, 11565, 11874, 15420, 17811, 19790, 23130, 23748, 29685, 35622, 39580, 46260, 59370, 71244, 89055, 118740, 178110, 356220, 508603, 1017206, 1525809, 2034412, 2543015, 3051618, 4577427, 5086030, 6103236, 7629045, 9154854, 10172060, 15258090, 18309708, 22887135, 30516180, 45774270, 91548540]

約数ペア:

[(1, 91548540), (2, 45774270), (3, 30516180), (4, 22887135), (5, 18309708), (6, 15258090), (9, 10172060), (10, 9154854), (12, 7629045), (15, 6103236), (18, 5086030), (20, 4577427), (30, 3051618), (36, 2543015), (45, 2034412), (60, 1525809), (90, 1017206), (180, 508603), (257, 356220), (514, 178110), (771, 118740), (1028, 89055), (1285, 71244), (1542, 59370), (1979, 46260), (2313, 39580), (2570, 35622), (3084, 29685), (3855, 23748), (3958, 23130), (4626, 19790), (5140, 17811), (5937, 15420), (7710, 11874), (7916, 11565), (9252, 9895)]