20343314565

素因数分解:

$3^3\times 5^1\times 7^3\times {\mathrm{461}}^1\times {\mathrm{953}}^1$

素因数の和:1449

約数の個数: 128

約数和(自身を含む): 42311808000

約数和(自身を除く): 21968493435

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 49, 63, 105, 135, 147, 189, 245, 315, 343, 441, 461, 735, 945, 953, 1029, 1323, 1383, 1715, 2205, 2305, 2859, 3087, 3227, 4149, 4765, 5145, 6615, 6671, 6915, 8577, 9261, 9681, 12447, 14295, 15435, 16135, 20013, 20745, 22589, 25731, 29043, 33355, 42885, 46305, 46697, 48405, 60039, 62235, 67767, 87129, 100065, 112945, 128655, 140091, 145215, 158123, 180117, 203301, 233485, 300195, 326879, 338835, 420273, 435645, 439333, 474369, 609903, 700455, 790615, 900585, 980637, 1016505, 1260819, 1317999, 1423107, 1634395, 2101365, 2196665, 2371845, 2941911, 3049515, 3075331, 3953997, 4269321, 4903185, 6304095, 6589995, 7115535, 8825733, 9225993, 11861991, 14709555, 15376655, 19769985, 21346605, 21527317, 27677979, 44128665, 46129965, 59309955, 64581951, 83033937, 107636585, 138389895, 150691219, 193745853, 322909755, 415169685, 452073657, 581237559, 753456095, 968729265, 1356220971, 2260368285, 2906187795, 4068662913, 6781104855, 20343314565]

約数ペア:

[(1, 20343314565), (3, 6781104855), (5, 4068662913), (7, 2906187795), (9, 2260368285), (15, 1356220971), (21, 968729265), (27, 753456095), (35, 581237559), (45, 452073657), (49, 415169685), (63, 322909755), (105, 193745853), (135, 150691219), (147, 138389895), (189, 107636585), (245, 83033937), (315, 64581951), (343, 59309955), (441, 46129965), (461, 44128665), (735, 27677979), (945, 21527317), (953, 21346605), (1029, 19769985), (1323, 15376655), (1383, 14709555), (1715, 11861991), (2205, 9225993), (2305, 8825733), (2859, 7115535), (3087, 6589995), (3227, 6304095), (4149, 4903185), (4765, 4269321), (5145, 3953997), (6615, 3075331), (6671, 3049515), (6915, 2941911), (8577, 2371845), (9261, 2196665), (9681, 2101365), (12447, 1634395), (14295, 1423107), (15435, 1317999), (16135, 1260819), (20013, 1016505), (20745, 980637), (22589, 900585), (25731, 790615), (29043, 700455), (33355, 609903), (42885, 474369), (46305, 439333), (46697, 435645), (48405, 420273), (60039, 338835), (62235, 326879), (67767, 300195), (87129, 233485), (100065, 203301), (112945, 180117), (128655, 158123), (140091, 145215)]