248153580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{347}}^1$

素因数の和:528

約数の個数: 144

約数和(自身を含む): 786633120

約数和(自身を除く): 538479540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 137, 145, 174, 180, 261, 274, 290, 347, 348, 411, 435, 522, 548, 580, 685, 694, 822, 870, 1041, 1044, 1233, 1305, 1370, 1388, 1644, 1735, 1740, 2055, 2082, 2466, 2610, 2740, 3123, 3470, 3973, 4110, 4164, 4932, 5205, 5220, 6165, 6246, 6940, 7946, 8220, 10063, 10410, 11919, 12330, 12492, 15615, 15892, 19865, 20126, 20820, 23838, 24660, 30189, 31230, 35757, 39730, 40252, 47539, 47676, 50315, 59595, 60378, 62460, 71514, 79460, 90567, 95078, 100630, 119190, 120756, 142617, 143028, 150945, 178785, 181134, 190156, 201260, 237695, 238380, 285234, 301890, 357570, 362268, 427851, 452835, 475390, 570468, 603780, 713085, 715140, 855702, 905670, 950780, 1378631, 1426170, 1711404, 1811340, 2139255, 2757262, 2852340, 4135893, 4278510, 5514524, 6893155, 8271786, 8557020, 12407679, 13786310, 16543572, 20679465, 24815358, 27572620, 41358930, 49630716, 62038395, 82717860, 124076790, 248153580]

約数ペア:

[(1, 248153580), (2, 124076790), (3, 82717860), (4, 62038395), (5, 49630716), (6, 41358930), (9, 27572620), (10, 24815358), (12, 20679465), (15, 16543572), (18, 13786310), (20, 12407679), (29, 8557020), (30, 8271786), (36, 6893155), (45, 5514524), (58, 4278510), (60, 4135893), (87, 2852340), (90, 2757262), (116, 2139255), (137, 1811340), (145, 1711404), (174, 1426170), (180, 1378631), (261, 950780), (274, 905670), (290, 855702), (347, 715140), (348, 713085), (411, 603780), (435, 570468), (522, 475390), (548, 452835), (580, 427851), (685, 362268), (694, 357570), (822, 301890), (870, 285234), (1041, 238380), (1044, 237695), (1233, 201260), (1305, 190156), (1370, 181134), (1388, 178785), (1644, 150945), (1735, 143028), (1740, 142617), (2055, 120756), (2082, 119190), (2466, 100630), (2610, 95078), (2740, 90567), (3123, 79460), (3470, 71514), (3973, 62460), (4110, 60378), (4164, 59595), (4932, 50315), (5205, 47676), (5220, 47539), (6165, 40252), (6246, 39730), (6940, 35757), (7946, 31230), (8220, 30189), (10063, 24660), (10410, 23838), (11919, 20820), (12330, 20126), (12492, 19865), (15615, 15892)]