71811564

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{19}}^2\times {\mathrm{137}}^1$

素因数の和:204

約数の個数: 108

約数和(自身を含む): 195800472

約数和(自身を除く): 123988908

約数列:

[1, 2, 3, 4, 6, 11, 12, 19, 22, 33, 38, 44, 57, 66, 76, 114, 121, 132, 137, 209, 228, 242, 274, 361, 363, 411, 418, 484, 548, 627, 722, 726, 822, 836, 1083, 1254, 1444, 1452, 1507, 1644, 2166, 2299, 2508, 2603, 3014, 3971, 4332, 4521, 4598, 5206, 6028, 6897, 7809, 7942, 9042, 9196, 10412, 11913, 13794, 15618, 15884, 16577, 18084, 23826, 27588, 28633, 31236, 33154, 43681, 47652, 49457, 49731, 57266, 66308, 85899, 87362, 98914, 99462, 114532, 131043, 148371, 171798, 174724, 197828, 198924, 262086, 296742, 314963, 343596, 524172, 544027, 593484, 629926, 944889, 1088054, 1259852, 1632081, 1889778, 2176108, 3264162, 3779556, 5984297, 6528324, 11968594, 17952891, 23937188, 35905782, 71811564]

約数ペア:

[(1, 71811564), (2, 35905782), (3, 23937188), (4, 17952891), (6, 11968594), (11, 6528324), (12, 5984297), (19, 3779556), (22, 3264162), (33, 2176108), (38, 1889778), (44, 1632081), (57, 1259852), (66, 1088054), (76, 944889), (114, 629926), (121, 593484), (132, 544027), (137, 524172), (209, 343596), (228, 314963), (242, 296742), (274, 262086), (361, 198924), (363, 197828), (411, 174724), (418, 171798), (484, 148371), (548, 131043), (627, 114532), (722, 99462), (726, 98914), (822, 87362), (836, 85899), (1083, 66308), (1254, 57266), (1444, 49731), (1452, 49457), (1507, 47652), (1644, 43681), (2166, 33154), (2299, 31236), (2508, 28633), (2603, 27588), (3014, 23826), (3971, 18084), (4332, 16577), (4521, 15884), (4598, 15618), (5206, 13794), (6028, 11913), (6897, 10412), (7809, 9196), (7942, 9042)]