129787504

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:255

約数の個数: 120

約数和(自身を含む): 323111264

約数和(自身を除く): 193323760

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 61, 77, 88, 112, 121, 122, 154, 157, 176, 242, 244, 308, 314, 427, 484, 488, 616, 628, 671, 847, 854, 968, 976, 1099, 1232, 1256, 1342, 1694, 1708, 1727, 1936, 2198, 2512, 2684, 3388, 3416, 3454, 4396, 4697, 5368, 6776, 6832, 6908, 7381, 8792, 9394, 9577, 10736, 12089, 13552, 13816, 14762, 17584, 18788, 18997, 19154, 24178, 27632, 29524, 37576, 37994, 38308, 48356, 51667, 59048, 67039, 75152, 75988, 76616, 96712, 103334, 105347, 118096, 132979, 134078, 151976, 153232, 193424, 206668, 210694, 265958, 268156, 303952, 413336, 421388, 531916, 536312, 737429, 826672, 842776, 1063832, 1072624, 1158817, 1474858, 1685552, 2127664, 2317634, 2949716, 4635268, 5899432, 8111719, 9270536, 11798864, 16223438, 18541072, 32446876, 64893752, 129787504]

約数ペア:

[(1, 129787504), (2, 64893752), (4, 32446876), (7, 18541072), (8, 16223438), (11, 11798864), (14, 9270536), (16, 8111719), (22, 5899432), (28, 4635268), (44, 2949716), (56, 2317634), (61, 2127664), (77, 1685552), (88, 1474858), (112, 1158817), (121, 1072624), (122, 1063832), (154, 842776), (157, 826672), (176, 737429), (242, 536312), (244, 531916), (308, 421388), (314, 413336), (427, 303952), (484, 268156), (488, 265958), (616, 210694), (628, 206668), (671, 193424), (847, 153232), (854, 151976), (968, 134078), (976, 132979), (1099, 118096), (1232, 105347), (1256, 103334), (1342, 96712), (1694, 76616), (1708, 75988), (1727, 75152), (1936, 67039), (2198, 59048), (2512, 51667), (2684, 48356), (3388, 38308), (3416, 37994), (3454, 37576), (4396, 29524), (4697, 27632), (5368, 24178), (6776, 19154), (6832, 18997), (6908, 18788), (7381, 17584), (8792, 14762), (9394, 13816), (9577, 13552), (10736, 12089)]