87581120

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{139}}^1\times {\mathrm{179}}^1$

素因数の和:346

約数の個数: 112

約数和(自身を含む): 230428800

約数和(自身を除く): 142847680

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 139, 160, 176, 179, 220, 278, 320, 352, 358, 440, 556, 695, 704, 716, 880, 895, 1112, 1390, 1432, 1529, 1760, 1790, 1969, 2224, 2780, 2864, 3058, 3520, 3580, 3938, 4448, 5560, 5728, 6116, 7160, 7645, 7876, 8896, 9845, 11120, 11456, 12232, 14320, 15290, 15752, 19690, 22240, 24464, 24881, 28640, 30580, 31504, 39380, 44480, 48928, 49762, 57280, 61160, 63008, 78760, 97856, 99524, 122320, 124405, 126016, 157520, 199048, 244640, 248810, 273691, 315040, 398096, 489280, 497620, 547382, 630080, 796192, 995240, 1094764, 1368455, 1592384, 1990480, 2189528, 2736910, 3980960, 4379056, 5473820, 7961920, 8758112, 10947640, 17516224, 21895280, 43790560, 87581120]

約数ペア:

[(1, 87581120), (2, 43790560), (4, 21895280), (5, 17516224), (8, 10947640), (10, 8758112), (11, 7961920), (16, 5473820), (20, 4379056), (22, 3980960), (32, 2736910), (40, 2189528), (44, 1990480), (55, 1592384), (64, 1368455), (80, 1094764), (88, 995240), (110, 796192), (139, 630080), (160, 547382), (176, 497620), (179, 489280), (220, 398096), (278, 315040), (320, 273691), (352, 248810), (358, 244640), (440, 199048), (556, 157520), (695, 126016), (704, 124405), (716, 122320), (880, 99524), (895, 97856), (1112, 78760), (1390, 63008), (1432, 61160), (1529, 57280), (1760, 49762), (1790, 48928), (1969, 44480), (2224, 39380), (2780, 31504), (2864, 30580), (3058, 28640), (3520, 24881), (3580, 24464), (3938, 22240), (4448, 19690), (5560, 15752), (5728, 15290), (6116, 14320), (7160, 12232), (7645, 11456), (7876, 11120), (8896, 9845)]