68660865

素因数分解:

$3^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1$

素因数の和:72

約数の個数: 144

約数和(自身を含む): 158715648

約数和(自身を除く): 90054783

約数列:

[1, 3, 5, 7, 9, 13, 15, 21, 23, 27, 35, 39, 45, 63, 65, 69, 81, 91, 105, 115, 117, 135, 161, 189, 195, 207, 243, 273, 299, 315, 345, 351, 405, 455, 483, 567, 585, 621, 729, 805, 819, 897, 945, 1035, 1053, 1215, 1365, 1449, 1495, 1701, 1755, 1863, 2093, 2187, 2415, 2457, 2691, 2835, 3105, 3159, 3645, 4095, 4347, 4485, 5103, 5265, 5589, 6279, 6561, 7245, 7371, 8073, 8505, 9315, 9477, 10465, 10935, 12285, 13041, 13455, 15309, 15795, 16767, 18837, 21735, 22113, 24219, 25515, 27945, 28431, 31395, 32805, 36855, 39123, 40365, 45927, 47385, 50301, 56511, 65205, 66339, 72657, 76545, 83835, 85293, 94185, 110565, 117369, 121095, 142155, 150903, 169533, 195615, 199017, 217971, 229635, 251505, 282555, 331695, 352107, 363285, 426465, 508599, 586845, 597051, 653913, 754515, 847665, 995085, 1056321, 1089855, 1525797, 1760535, 1961739, 2542995, 2985255, 3269565, 4577391, 5281605, 7628985, 9808695, 13732173, 22886955, 68660865]

約数ペア:

[(1, 68660865), (3, 22886955), (5, 13732173), (7, 9808695), (9, 7628985), (13, 5281605), (15, 4577391), (21, 3269565), (23, 2985255), (27, 2542995), (35, 1961739), (39, 1760535), (45, 1525797), (63, 1089855), (65, 1056321), (69, 995085), (81, 847665), (91, 754515), (105, 653913), (115, 597051), (117, 586845), (135, 508599), (161, 426465), (189, 363285), (195, 352107), (207, 331695), (243, 282555), (273, 251505), (299, 229635), (315, 217971), (345, 199017), (351, 195615), (405, 169533), (455, 150903), (483, 142155), (567, 121095), (585, 117369), (621, 110565), (729, 94185), (805, 85293), (819, 83835), (897, 76545), (945, 72657), (1035, 66339), (1053, 65205), (1215, 56511), (1365, 50301), (1449, 47385), (1495, 45927), (1701, 40365), (1755, 39123), (1863, 36855), (2093, 32805), (2187, 31395), (2415, 28431), (2457, 27945), (2691, 25515), (2835, 24219), (3105, 22113), (3159, 21735), (3645, 18837), (4095, 16767), (4347, 15795), (4485, 15309), (5103, 13455), (5265, 13041), (5589, 12285), (6279, 10935), (6561, 10465), (7245, 9477), (7371, 9315), (8073, 8505)]