1561533456

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{2011}}^1\times {\mathrm{2311}}^1$

素因数の和:4340

約数の個数: 80

約数和(自身を含む): 4614530048

約数和(自身を除く): 3052996592

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 2011, 2311, 4022, 4622, 6033, 6933, 8044, 9244, 12066, 13866, 14077, 16088, 16177, 18488, 24132, 27732, 28154, 32176, 32354, 36976, 42231, 48264, 48531, 55464, 56308, 64708, 84462, 96528, 97062, 110928, 112616, 129416, 168924, 194124, 225232, 258832, 337848, 388248, 675696, 776496, 4647421, 9294842, 13942263, 18589684, 27884526, 32531947, 37179368, 55769052, 65063894, 74358736, 97595841, 111538104, 130127788, 195191682, 223076208, 260255576, 390383364, 520511152, 780766728, 1561533456]

約数ペア:

[(1, 1561533456), (2, 780766728), (3, 520511152), (4, 390383364), (6, 260255576), (7, 223076208), (8, 195191682), (12, 130127788), (14, 111538104), (16, 97595841), (21, 74358736), (24, 65063894), (28, 55769052), (42, 37179368), (48, 32531947), (56, 27884526), (84, 18589684), (112, 13942263), (168, 9294842), (336, 4647421), (2011, 776496), (2311, 675696), (4022, 388248), (4622, 337848), (6033, 258832), (6933, 225232), (8044, 194124), (9244, 168924), (12066, 129416), (13866, 112616), (14077, 110928), (16088, 97062), (16177, 96528), (18488, 84462), (24132, 64708), (27732, 56308), (28154, 55464), (32176, 48531), (32354, 48264), (36976, 42231)]