258513216

素因数分解:

$2^6\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:329

約数の個数: 168

約数和(自身を含む): 767510784

約数和(自身を除く): 508997568

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 31, 32, 39, 48, 52, 62, 64, 78, 93, 96, 104, 124, 156, 169, 186, 192, 208, 248, 257, 312, 338, 372, 403, 416, 496, 507, 514, 624, 676, 744, 771, 806, 832, 992, 1014, 1028, 1209, 1248, 1352, 1488, 1542, 1612, 1984, 2028, 2056, 2418, 2496, 2704, 2976, 3084, 3224, 3341, 4056, 4112, 4836, 5239, 5408, 5952, 6168, 6448, 6682, 7967, 8112, 8224, 9672, 10023, 10478, 10816, 12336, 12896, 13364, 15717, 15934, 16224, 16448, 19344, 20046, 20956, 23901, 24672, 25792, 26728, 31434, 31868, 32448, 38688, 40092, 41912, 43433, 47802, 49344, 53456, 62868, 63736, 77376, 80184, 83824, 86866, 95604, 103571, 106912, 125736, 127472, 130299, 160368, 167648, 173732, 191208, 207142, 213824, 251472, 254944, 260598, 310713, 320736, 335296, 347464, 382416, 414284, 502944, 509888, 521196, 621426, 641472, 694928, 764832, 828568, 1005888, 1042392, 1242852, 1346423, 1389856, 1529664, 1657136, 2084784, 2485704, 2692846, 2779712, 3314272, 4039269, 4169568, 4971408, 5385692, 6628544, 8078538, 8339136, 9942816, 10771384, 16157076, 19885632, 21542768, 32314152, 43085536, 64628304, 86171072, 129256608, 258513216]

約数ペア:

[(1, 258513216), (2, 129256608), (3, 86171072), (4, 64628304), (6, 43085536), (8, 32314152), (12, 21542768), (13, 19885632), (16, 16157076), (24, 10771384), (26, 9942816), (31, 8339136), (32, 8078538), (39, 6628544), (48, 5385692), (52, 4971408), (62, 4169568), (64, 4039269), (78, 3314272), (93, 2779712), (96, 2692846), (104, 2485704), (124, 2084784), (156, 1657136), (169, 1529664), (186, 1389856), (192, 1346423), (208, 1242852), (248, 1042392), (257, 1005888), (312, 828568), (338, 764832), (372, 694928), (403, 641472), (416, 621426), (496, 521196), (507, 509888), (514, 502944), (624, 414284), (676, 382416), (744, 347464), (771, 335296), (806, 320736), (832, 310713), (992, 260598), (1014, 254944), (1028, 251472), (1209, 213824), (1248, 207142), (1352, 191208), (1488, 173732), (1542, 167648), (1612, 160368), (1984, 130299), (2028, 127472), (2056, 125736), (2418, 106912), (2496, 103571), (2704, 95604), (2976, 86866), (3084, 83824), (3224, 80184), (3341, 77376), (4056, 63736), (4112, 62868), (4836, 53456), (5239, 49344), (5408, 47802), (5952, 43433), (6168, 41912), (6448, 40092), (6682, 38688), (7967, 32448), (8112, 31868), (8224, 31434), (9672, 26728), (10023, 25792), (10478, 24672), (10816, 23901), (12336, 20956), (12896, 20046), (13364, 19344), (15717, 16448), (15934, 16224)]