81137232

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{283}}^1$

素因数の和:489

約数の個数: 120

約数和(自身を含む): 249963168

約数和(自身を除く): 168825936

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 88, 99, 132, 144, 176, 181, 198, 264, 283, 362, 396, 528, 543, 566, 724, 792, 849, 1086, 1132, 1448, 1584, 1629, 1698, 1991, 2172, 2264, 2547, 2896, 3113, 3258, 3396, 3982, 4344, 4528, 5094, 5973, 6226, 6516, 6792, 7964, 8688, 9339, 10188, 11946, 12452, 13032, 13584, 15928, 17919, 18678, 20376, 23892, 24904, 26064, 28017, 31856, 35838, 37356, 40752, 47784, 49808, 51223, 56034, 71676, 74712, 95568, 102446, 112068, 143352, 149424, 153669, 204892, 224136, 286704, 307338, 409784, 448272, 461007, 563453, 614676, 819568, 922014, 1126906, 1229352, 1690359, 1844028, 2253812, 2458704, 3380718, 3688056, 4507624, 5071077, 6761436, 7376112, 9015248, 10142154, 13522872, 20284308, 27045744, 40568616, 81137232]

約数ペア:

[(1, 81137232), (2, 40568616), (3, 27045744), (4, 20284308), (6, 13522872), (8, 10142154), (9, 9015248), (11, 7376112), (12, 6761436), (16, 5071077), (18, 4507624), (22, 3688056), (24, 3380718), (33, 2458704), (36, 2253812), (44, 1844028), (48, 1690359), (66, 1229352), (72, 1126906), (88, 922014), (99, 819568), (132, 614676), (144, 563453), (176, 461007), (181, 448272), (198, 409784), (264, 307338), (283, 286704), (362, 224136), (396, 204892), (528, 153669), (543, 149424), (566, 143352), (724, 112068), (792, 102446), (849, 95568), (1086, 74712), (1132, 71676), (1448, 56034), (1584, 51223), (1629, 49808), (1698, 47784), (1991, 40752), (2172, 37356), (2264, 35838), (2547, 31856), (2896, 28017), (3113, 26064), (3258, 24904), (3396, 23892), (3982, 20376), (4344, 18678), (4528, 17919), (5094, 15928), (5973, 13584), (6226, 13032), (6516, 12452), (6792, 11946), (7964, 10188), (8688, 9339)]