20928387960

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{109481}}^1$

素因数の和:109563

約数の個数: 160

約数和(自身を含む): 71535538800

約数和(自身を除く): 50607150840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 59, 60, 72, 81, 90, 108, 118, 120, 135, 162, 177, 180, 216, 236, 270, 295, 324, 354, 360, 405, 472, 531, 540, 590, 648, 708, 810, 885, 1062, 1080, 1180, 1416, 1593, 1620, 1770, 2124, 2360, 2655, 3186, 3240, 3540, 4248, 4779, 5310, 6372, 7080, 7965, 9558, 10620, 12744, 15930, 19116, 21240, 23895, 31860, 38232, 47790, 63720, 95580, 109481, 191160, 218962, 328443, 437924, 547405, 656886, 875848, 985329, 1094810, 1313772, 1642215, 1970658, 2189620, 2627544, 2955987, 3284430, 3941316, 4379240, 4926645, 5911974, 6459379, 6568860, 7882632, 8867961, 9853290, 11823948, 12918758, 13137720, 14779935, 17735922, 19378137, 19706580, 23647896, 25837516, 29559870, 32296895, 35471844, 38756274, 39413160, 44339805, 51675032, 58134411, 59119740, 64593790, 70943688, 77512548, 88679610, 96890685, 116268822, 118239480, 129187580, 155025096, 174403233, 177359220, 193781370, 232537644, 258375160, 290672055, 348806466, 354718440, 387562740, 465075288, 523209699, 581344110, 697612932, 775125480, 872016165, 1046419398, 1162688220, 1395225864, 1744032330, 2092838796, 2325376440, 2616048495, 3488064660, 4185677592, 5232096990, 6976129320, 10464193980, 20928387960]

約数ペア:

[(1, 20928387960), (2, 10464193980), (3, 6976129320), (4, 5232096990), (5, 4185677592), (6, 3488064660), (8, 2616048495), (9, 2325376440), (10, 2092838796), (12, 1744032330), (15, 1395225864), (18, 1162688220), (20, 1046419398), (24, 872016165), (27, 775125480), (30, 697612932), (36, 581344110), (40, 523209699), (45, 465075288), (54, 387562740), (59, 354718440), (60, 348806466), (72, 290672055), (81, 258375160), (90, 232537644), (108, 193781370), (118, 177359220), (120, 174403233), (135, 155025096), (162, 129187580), (177, 118239480), (180, 116268822), (216, 96890685), (236, 88679610), (270, 77512548), (295, 70943688), (324, 64593790), (354, 59119740), (360, 58134411), (405, 51675032), (472, 44339805), (531, 39413160), (540, 38756274), (590, 35471844), (648, 32296895), (708, 29559870), (810, 25837516), (885, 23647896), (1062, 19706580), (1080, 19378137), (1180, 17735922), (1416, 14779935), (1593, 13137720), (1620, 12918758), (1770, 11823948), (2124, 9853290), (2360, 8867961), (2655, 7882632), (3186, 6568860), (3240, 6459379), (3540, 5911974), (4248, 4926645), (4779, 4379240), (5310, 3941316), (6372, 3284430), (7080, 2955987), (7965, 2627544), (9558, 2189620), (10620, 1970658), (12744, 1642215), (15930, 1313772), (19116, 1094810), (21240, 985329), (23895, 875848), (31860, 656886), (38232, 547405), (47790, 437924), (63720, 328443), (95580, 218962), (109481, 191160)]