257470488

素因数分解:

$2^3\times 3^4\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{881}}^1$

素因数の和:951

約数の個数: 160

約数和(自身を含む): 806818320

約数和(自身を除く): 549347832

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 27, 33, 36, 41, 44, 54, 66, 72, 81, 82, 88, 99, 108, 123, 132, 162, 164, 198, 216, 246, 264, 297, 324, 328, 369, 396, 451, 492, 594, 648, 738, 792, 881, 891, 902, 984, 1107, 1188, 1353, 1476, 1762, 1782, 1804, 2214, 2376, 2643, 2706, 2952, 3321, 3524, 3564, 3608, 4059, 4428, 5286, 5412, 6642, 7048, 7128, 7929, 8118, 8856, 9691, 10572, 10824, 12177, 13284, 15858, 16236, 19382, 21144, 23787, 24354, 26568, 29073, 31716, 32472, 36121, 36531, 38764, 47574, 48708, 58146, 63432, 71361, 72242, 73062, 77528, 87219, 95148, 97416, 108363, 116292, 142722, 144484, 146124, 174438, 190296, 216726, 232584, 261657, 285444, 288968, 292248, 325089, 348876, 397331, 433452, 523314, 570888, 650178, 697752, 784971, 794662, 866904, 975267, 1046628, 1191993, 1300356, 1569942, 1589324, 1950534, 2093256, 2383986, 2600712, 2925801, 3139884, 3178648, 3575979, 3901068, 4767972, 5851602, 6279768, 7151958, 7802136, 9535944, 10727937, 11703204, 14303916, 21455874, 23406408, 28607832, 32183811, 42911748, 64367622, 85823496, 128735244, 257470488]

約数ペア:

[(1, 257470488), (2, 128735244), (3, 85823496), (4, 64367622), (6, 42911748), (8, 32183811), (9, 28607832), (11, 23406408), (12, 21455874), (18, 14303916), (22, 11703204), (24, 10727937), (27, 9535944), (33, 7802136), (36, 7151958), (41, 6279768), (44, 5851602), (54, 4767972), (66, 3901068), (72, 3575979), (81, 3178648), (82, 3139884), (88, 2925801), (99, 2600712), (108, 2383986), (123, 2093256), (132, 1950534), (162, 1589324), (164, 1569942), (198, 1300356), (216, 1191993), (246, 1046628), (264, 975267), (297, 866904), (324, 794662), (328, 784971), (369, 697752), (396, 650178), (451, 570888), (492, 523314), (594, 433452), (648, 397331), (738, 348876), (792, 325089), (881, 292248), (891, 288968), (902, 285444), (984, 261657), (1107, 232584), (1188, 216726), (1353, 190296), (1476, 174438), (1762, 146124), (1782, 144484), (1804, 142722), (2214, 116292), (2376, 108363), (2643, 97416), (2706, 95148), (2952, 87219), (3321, 77528), (3524, 73062), (3564, 72242), (3608, 71361), (4059, 63432), (4428, 58146), (5286, 48708), (5412, 47574), (6642, 38764), (7048, 36531), (7128, 36121), (7929, 32472), (8118, 31716), (8856, 29073), (9691, 26568), (10572, 24354), (10824, 23787), (12177, 21144), (13284, 19382), (15858, 16236)]