1999548180

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{176327}}^1$

素因数の和:176355

約数の個数: 120

約数和(自身を含む): 7168791168

約数和(自身を除く): 5169242988

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 81, 84, 90, 105, 108, 126, 135, 140, 162, 180, 189, 210, 252, 270, 315, 324, 378, 405, 420, 540, 567, 630, 756, 810, 945, 1134, 1260, 1620, 1890, 2268, 2835, 3780, 5670, 11340, 176327, 352654, 528981, 705308, 881635, 1057962, 1234289, 1586943, 1763270, 2115924, 2468578, 2644905, 3173886, 3526540, 3702867, 4760829, 4937156, 5289810, 6171445, 6347772, 7405734, 7934715, 9521658, 10579620, 11108601, 12342890, 14282487, 14811468, 15869430, 18514335, 19043316, 22217202, 23804145, 24685780, 28564974, 31738860, 33325803, 37028670, 44434404, 47608290, 55543005, 57129948, 66651606, 71412435, 74057340, 95216580, 99977409, 111086010, 133303212, 142824870, 166629015, 199954818, 222172020, 285649740, 333258030, 399909636, 499887045, 666516060, 999774090, 1999548180]

約数ペア:

[(1, 1999548180), (2, 999774090), (3, 666516060), (4, 499887045), (5, 399909636), (6, 333258030), (7, 285649740), (9, 222172020), (10, 199954818), (12, 166629015), (14, 142824870), (15, 133303212), (18, 111086010), (20, 99977409), (21, 95216580), (27, 74057340), (28, 71412435), (30, 66651606), (35, 57129948), (36, 55543005), (42, 47608290), (45, 44434404), (54, 37028670), (60, 33325803), (63, 31738860), (70, 28564974), (81, 24685780), (84, 23804145), (90, 22217202), (105, 19043316), (108, 18514335), (126, 15869430), (135, 14811468), (140, 14282487), (162, 12342890), (180, 11108601), (189, 10579620), (210, 9521658), (252, 7934715), (270, 7405734), (315, 6347772), (324, 6171445), (378, 5289810), (405, 4937156), (420, 4760829), (540, 3702867), (567, 3526540), (630, 3173886), (756, 2644905), (810, 2468578), (945, 2115924), (1134, 1763270), (1260, 1586943), (1620, 1234289), (1890, 1057962), (2268, 881635), (2835, 705308), (3780, 528981), (5670, 352654), (11340, 176327)]