281193768

素因数分解:

$2^3\times 3^5\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1$

素因数の和:394

約数の個数: 192

約数和(自身を含む): 870105600

約数和(自身を除く): 588911832

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 23, 24, 27, 36, 38, 46, 54, 57, 69, 72, 76, 81, 92, 108, 114, 138, 152, 162, 171, 184, 207, 216, 228, 243, 276, 324, 331, 342, 414, 437, 456, 486, 513, 552, 621, 648, 662, 684, 828, 874, 972, 993, 1026, 1242, 1311, 1324, 1368, 1539, 1656, 1748, 1863, 1944, 1986, 2052, 2484, 2622, 2648, 2979, 3078, 3496, 3726, 3933, 3972, 4104, 4617, 4968, 5244, 5589, 5958, 6156, 6289, 7452, 7613, 7866, 7944, 8937, 9234, 10488, 11178, 11799, 11916, 12312, 12578, 14904, 15226, 15732, 17874, 18468, 18867, 22356, 22839, 23598, 23832, 25156, 26811, 30452, 31464, 35397, 35748, 36936, 37734, 44712, 45678, 47196, 50312, 53622, 56601, 60904, 68517, 70794, 71496, 75468, 80433, 91356, 94392, 106191, 107244, 113202, 137034, 141588, 144647, 150936, 160866, 169803, 182712, 205551, 212382, 214488, 226404, 274068, 283176, 289294, 321732, 339606, 411102, 424764, 433941, 452808, 509409, 548136, 578588, 616653, 643464, 679212, 822204, 849528, 867882, 1018818, 1157176, 1233306, 1301823, 1358424, 1528227, 1644408, 1735764, 1849959, 2037636, 2466612, 2603646, 3056454, 3471528, 3699918, 3905469, 4075272, 4933224, 5207292, 6112908, 7399836, 7810938, 10414584, 11716407, 12225816, 14799672, 15621876, 23432814, 31243752, 35149221, 46865628, 70298442, 93731256, 140596884, 281193768]

約数ペア:

[(1, 281193768), (2, 140596884), (3, 93731256), (4, 70298442), (6, 46865628), (8, 35149221), (9, 31243752), (12, 23432814), (18, 15621876), (19, 14799672), (23, 12225816), (24, 11716407), (27, 10414584), (36, 7810938), (38, 7399836), (46, 6112908), (54, 5207292), (57, 4933224), (69, 4075272), (72, 3905469), (76, 3699918), (81, 3471528), (92, 3056454), (108, 2603646), (114, 2466612), (138, 2037636), (152, 1849959), (162, 1735764), (171, 1644408), (184, 1528227), (207, 1358424), (216, 1301823), (228, 1233306), (243, 1157176), (276, 1018818), (324, 867882), (331, 849528), (342, 822204), (414, 679212), (437, 643464), (456, 616653), (486, 578588), (513, 548136), (552, 509409), (621, 452808), (648, 433941), (662, 424764), (684, 411102), (828, 339606), (874, 321732), (972, 289294), (993, 283176), (1026, 274068), (1242, 226404), (1311, 214488), (1324, 212382), (1368, 205551), (1539, 182712), (1656, 169803), (1748, 160866), (1863, 150936), (1944, 144647), (1986, 141588), (2052, 137034), (2484, 113202), (2622, 107244), (2648, 106191), (2979, 94392), (3078, 91356), (3496, 80433), (3726, 75468), (3933, 71496), (3972, 70794), (4104, 68517), (4617, 60904), (4968, 56601), (5244, 53622), (5589, 50312), (5958, 47196), (6156, 45678), (6289, 44712), (7452, 37734), (7613, 36936), (7866, 35748), (7944, 35397), (8937, 31464), (9234, 30452), (10488, 26811), (11178, 25156), (11799, 23832), (11916, 23598), (12312, 22839), (12578, 22356), (14904, 18867), (15226, 18468), (15732, 17874)]