1328080920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1\times {\mathrm{1559}}^1$

素因数の和:1833

約数の個数: 128

約数和(自身を含む): 4133376000

約数和(自身を除く): 2805295080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 120, 124, 155, 186, 229, 248, 310, 372, 458, 465, 620, 687, 744, 916, 930, 1145, 1240, 1374, 1559, 1832, 1860, 2290, 2748, 3118, 3435, 3720, 4580, 4677, 5496, 6236, 6870, 7099, 7795, 9160, 9354, 12472, 13740, 14198, 15590, 18708, 21297, 23385, 27480, 28396, 31180, 35495, 37416, 42594, 46770, 48329, 56792, 62360, 70990, 85188, 93540, 96658, 106485, 141980, 144987, 170376, 187080, 193316, 212970, 241645, 283960, 289974, 357011, 386632, 425940, 483290, 579948, 714022, 724935, 851880, 966580, 1071033, 1159896, 1428044, 1449870, 1785055, 1933160, 2142066, 2856088, 2899740, 3570110, 4284132, 5355165, 5799480, 7140220, 8568264, 10710330, 11067341, 14280440, 21420660, 22134682, 33202023, 42841320, 44269364, 55336705, 66404046, 88538728, 110673410, 132808092, 166010115, 221346820, 265616184, 332020230, 442693640, 664040460, 1328080920]

約数ペア:

[(1, 1328080920), (2, 664040460), (3, 442693640), (4, 332020230), (5, 265616184), (6, 221346820), (8, 166010115), (10, 132808092), (12, 110673410), (15, 88538728), (20, 66404046), (24, 55336705), (30, 44269364), (31, 42841320), (40, 33202023), (60, 22134682), (62, 21420660), (93, 14280440), (120, 11067341), (124, 10710330), (155, 8568264), (186, 7140220), (229, 5799480), (248, 5355165), (310, 4284132), (372, 3570110), (458, 2899740), (465, 2856088), (620, 2142066), (687, 1933160), (744, 1785055), (916, 1449870), (930, 1428044), (1145, 1159896), (1240, 1071033), (1374, 966580), (1559, 851880), (1832, 724935), (1860, 714022), (2290, 579948), (2748, 483290), (3118, 425940), (3435, 386632), (3720, 357011), (4580, 289974), (4677, 283960), (5496, 241645), (6236, 212970), (6870, 193316), (7099, 187080), (7795, 170376), (9160, 144987), (9354, 141980), (12472, 106485), (13740, 96658), (14198, 93540), (15590, 85188), (18708, 70990), (21297, 62360), (23385, 56792), (27480, 48329), (28396, 46770), (31180, 42594), (35495, 37416)]