1808013555

素因数分解:

$3^5\times 5^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{97}}^1$

素因数の和:192

約数の個数: 144

約数和(自身を含む): 3550790880

約数和(自身を除く): 1742777325

約数列:

[1, 3, 5, 9, 15, 23, 27, 29, 45, 69, 81, 87, 97, 115, 135, 145, 207, 243, 261, 291, 345, 405, 435, 485, 529, 621, 667, 783, 873, 1035, 1215, 1305, 1455, 1587, 1863, 2001, 2231, 2349, 2619, 2645, 2813, 3105, 3335, 3915, 4365, 4761, 5589, 6003, 6693, 7047, 7857, 7935, 8439, 9315, 10005, 11155, 11745, 13095, 14065, 14283, 15341, 18009, 20079, 23571, 23805, 25317, 27945, 30015, 33465, 35235, 39285, 42195, 42849, 46023, 51313, 54027, 60237, 64699, 71415, 75951, 76705, 90045, 100395, 117855, 126585, 128547, 138069, 153939, 162081, 180711, 194097, 214245, 227853, 230115, 256565, 270135, 301185, 323495, 379755, 414207, 461817, 542133, 582291, 642735, 683559, 690345, 769695, 810405, 903555, 970485, 1139265, 1242621, 1385451, 1488077, 1746873, 2071035, 2309085, 2710665, 2911455, 3417795, 3727863, 4156353, 4464231, 5240619, 6213105, 6927255, 7440385, 8734365, 12469059, 13392693, 15721857, 18639315, 20781765, 22321155, 26203095, 40178079, 62345295, 66963465, 78609285, 120534237, 200890395, 361602711, 602671185, 1808013555]

約数ペア:

[(1, 1808013555), (3, 602671185), (5, 361602711), (9, 200890395), (15, 120534237), (23, 78609285), (27, 66963465), (29, 62345295), (45, 40178079), (69, 26203095), (81, 22321155), (87, 20781765), (97, 18639315), (115, 15721857), (135, 13392693), (145, 12469059), (207, 8734365), (243, 7440385), (261, 6927255), (291, 6213105), (345, 5240619), (405, 4464231), (435, 4156353), (485, 3727863), (529, 3417795), (621, 2911455), (667, 2710665), (783, 2309085), (873, 2071035), (1035, 1746873), (1215, 1488077), (1305, 1385451), (1455, 1242621), (1587, 1139265), (1863, 970485), (2001, 903555), (2231, 810405), (2349, 769695), (2619, 690345), (2645, 683559), (2813, 642735), (3105, 582291), (3335, 542133), (3915, 461817), (4365, 414207), (4761, 379755), (5589, 323495), (6003, 301185), (6693, 270135), (7047, 256565), (7857, 230115), (7935, 227853), (8439, 214245), (9315, 194097), (10005, 180711), (11155, 162081), (11745, 153939), (13095, 138069), (14065, 128547), (14283, 126585), (15341, 117855), (18009, 100395), (20079, 90045), (23571, 76705), (23805, 75951), (25317, 71415), (27945, 64699), (30015, 60237), (33465, 54027), (35235, 51313), (39285, 46023), (42195, 42849)]