18008471808

素因数分解:

$2^8\times 3^2\times {\mathrm{71}}^1\times {\mathrm{283}}^1\times {\mathrm{389}}^1$

素因数の和:765

約数の個数: 216

約数和(自身を含む): 52976064960

約数和(自身を除く): 34967593152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 71, 72, 96, 128, 142, 144, 192, 213, 256, 283, 284, 288, 384, 389, 426, 566, 568, 576, 639, 768, 778, 849, 852, 1132, 1136, 1152, 1167, 1278, 1556, 1698, 1704, 2264, 2272, 2304, 2334, 2547, 2556, 3112, 3396, 3408, 3501, 4528, 4544, 4668, 5094, 5112, 6224, 6792, 6816, 7002, 9056, 9088, 9336, 10188, 10224, 12448, 13584, 13632, 14004, 18112, 18176, 18672, 20093, 20376, 20448, 24896, 27168, 27264, 27619, 28008, 36224, 37344, 40186, 40752, 40896, 49792, 54336, 54528, 55238, 56016, 60279, 72448, 74688, 80372, 81504, 81792, 82857, 99584, 108672, 110087, 110476, 112032, 120558, 149376, 160744, 163008, 163584, 165714, 180837, 217344, 220174, 220952, 224064, 241116, 248571, 298752, 321488, 326016, 330261, 331428, 361674, 440348, 441904, 448128, 482232, 497142, 642976, 652032, 660522, 662856, 723348, 880696, 883808, 896256, 964464, 990783, 994284, 1285952, 1321044, 1325712, 1446696, 1761392, 1767616, 1928928, 1981566, 1988568, 2571904, 2642088, 2651424, 2893392, 3522784, 3535232, 3857856, 3963132, 3977136, 5143808, 5284176, 5302848, 5786784, 7045568, 7070464, 7715712, 7816177, 7926264, 7954272, 10568352, 10605696, 11573568, 14091136, 15431424, 15632354, 15852528, 15908544, 21136704, 21211392, 23147136, 23448531, 28182272, 31264708, 31705056, 31817088, 42273408, 46294272, 46897062, 62529416, 63410112, 63634176, 70345593, 84546816, 93794124, 125058832, 126820224, 140691186, 187588248, 250117664, 253640448, 281382372, 375176496, 500235328, 562764744, 750352992, 1000470656, 1125529488, 1500705984, 2000941312, 2251058976, 3001411968, 4502117952, 6002823936, 9004235904, 18008471808]

約数ペア:

[(1, 18008471808), (2, 9004235904), (3, 6002823936), (4, 4502117952), (6, 3001411968), (8, 2251058976), (9, 2000941312), (12, 1500705984), (16, 1125529488), (18, 1000470656), (24, 750352992), (32, 562764744), (36, 500235328), (48, 375176496), (64, 281382372), (71, 253640448), (72, 250117664), (96, 187588248), (128, 140691186), (142, 126820224), (144, 125058832), (192, 93794124), (213, 84546816), (256, 70345593), (283, 63634176), (284, 63410112), (288, 62529416), (384, 46897062), (389, 46294272), (426, 42273408), (566, 31817088), (568, 31705056), (576, 31264708), (639, 28182272), (768, 23448531), (778, 23147136), (849, 21211392), (852, 21136704), (1132, 15908544), (1136, 15852528), (1152, 15632354), (1167, 15431424), (1278, 14091136), (1556, 11573568), (1698, 10605696), (1704, 10568352), (2264, 7954272), (2272, 7926264), (2304, 7816177), (2334, 7715712), (2547, 7070464), (2556, 7045568), (3112, 5786784), (3396, 5302848), (3408, 5284176), (3501, 5143808), (4528, 3977136), (4544, 3963132), (4668, 3857856), (5094, 3535232), (5112, 3522784), (6224, 2893392), (6792, 2651424), (6816, 2642088), (7002, 2571904), (9056, 1988568), (9088, 1981566), (9336, 1928928), (10188, 1767616), (10224, 1761392), (12448, 1446696), (13584, 1325712), (13632, 1321044), (14004, 1285952), (18112, 994284), (18176, 990783), (18672, 964464), (20093, 896256), (20376, 883808), (20448, 880696), (24896, 723348), (27168, 662856), (27264, 660522), (27619, 652032), (28008, 642976), (36224, 497142), (37344, 482232), (40186, 448128), (40752, 441904), (40896, 440348), (49792, 361674), (54336, 331428), (54528, 330261), (55238, 326016), (56016, 321488), (60279, 298752), (72448, 248571), (74688, 241116), (80372, 224064), (81504, 220952), (81792, 220174), (82857, 217344), (99584, 180837), (108672, 165714), (110087, 163584), (110476, 163008), (112032, 160744), (120558, 149376)]