257304384

素因数分解:

$2^6\times 3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{461}}^1$

素因数の和:518

約数の個数: 224

約数和(自身を含む): 844905600

約数和(自身を除く): 587601216

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 19, 24, 27, 32, 34, 36, 38, 48, 51, 54, 57, 64, 68, 72, 76, 96, 102, 108, 114, 136, 144, 152, 153, 171, 192, 204, 216, 228, 272, 288, 304, 306, 323, 342, 408, 432, 456, 459, 461, 513, 544, 576, 608, 612, 646, 684, 816, 864, 912, 918, 922, 969, 1026, 1088, 1216, 1224, 1292, 1368, 1383, 1632, 1728, 1824, 1836, 1844, 1938, 2052, 2448, 2584, 2736, 2766, 2907, 3264, 3648, 3672, 3688, 3876, 4104, 4149, 4896, 5168, 5472, 5532, 5814, 7344, 7376, 7752, 7837, 8208, 8298, 8721, 8759, 9792, 10336, 10944, 11064, 11628, 12447, 14688, 14752, 15504, 15674, 16416, 16596, 17442, 17518, 20672, 22128, 23256, 23511, 24894, 26277, 29376, 29504, 31008, 31348, 32832, 33192, 34884, 35036, 44256, 46512, 47022, 49788, 52554, 62016, 62696, 66384, 69768, 70072, 70533, 78831, 88512, 93024, 94044, 99576, 105108, 125392, 132768, 139536, 140144, 141066, 148903, 157662, 186048, 188088, 199152, 210216, 211599, 236493, 250784, 265536, 279072, 280288, 282132, 297806, 315324, 376176, 398304, 420432, 423198, 446709, 472986, 501568, 558144, 560576, 564264, 595612, 630648, 752352, 796608, 840864, 846396, 893418, 945972, 1128528, 1191224, 1261296, 1340127, 1504704, 1681728, 1692792, 1786836, 1891944, 2257056, 2382448, 2522592, 2680254, 3385584, 3573672, 3783888, 4020381, 4514112, 4764896, 5045184, 5360508, 6771168, 7147344, 7567776, 8040762, 9529792, 10721016, 13542336, 14294688, 15135552, 16081524, 21442032, 28589376, 32163048, 42884064, 64326096, 85768128, 128652192, 257304384]

約数ペア:

[(1, 257304384), (2, 128652192), (3, 85768128), (4, 64326096), (6, 42884064), (8, 32163048), (9, 28589376), (12, 21442032), (16, 16081524), (17, 15135552), (18, 14294688), (19, 13542336), (24, 10721016), (27, 9529792), (32, 8040762), (34, 7567776), (36, 7147344), (38, 6771168), (48, 5360508), (51, 5045184), (54, 4764896), (57, 4514112), (64, 4020381), (68, 3783888), (72, 3573672), (76, 3385584), (96, 2680254), (102, 2522592), (108, 2382448), (114, 2257056), (136, 1891944), (144, 1786836), (152, 1692792), (153, 1681728), (171, 1504704), (192, 1340127), (204, 1261296), (216, 1191224), (228, 1128528), (272, 945972), (288, 893418), (304, 846396), (306, 840864), (323, 796608), (342, 752352), (408, 630648), (432, 595612), (456, 564264), (459, 560576), (461, 558144), (513, 501568), (544, 472986), (576, 446709), (608, 423198), (612, 420432), (646, 398304), (684, 376176), (816, 315324), (864, 297806), (912, 282132), (918, 280288), (922, 279072), (969, 265536), (1026, 250784), (1088, 236493), (1216, 211599), (1224, 210216), (1292, 199152), (1368, 188088), (1383, 186048), (1632, 157662), (1728, 148903), (1824, 141066), (1836, 140144), (1844, 139536), (1938, 132768), (2052, 125392), (2448, 105108), (2584, 99576), (2736, 94044), (2766, 93024), (2907, 88512), (3264, 78831), (3648, 70533), (3672, 70072), (3688, 69768), (3876, 66384), (4104, 62696), (4149, 62016), (4896, 52554), (5168, 49788), (5472, 47022), (5532, 46512), (5814, 44256), (7344, 35036), (7376, 34884), (7752, 33192), (7837, 32832), (8208, 31348), (8298, 31008), (8721, 29504), (8759, 29376), (9792, 26277), (10336, 24894), (10944, 23511), (11064, 23256), (11628, 22128), (12447, 20672), (14688, 17518), (14752, 17442), (15504, 16596), (15674, 16416)]