257118624

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{37}}^1\times {\mathrm{383}}^1$

素因数の和:449

約数の個数: 240

約数和(自身を含む): 889878528

約数和(自身を除く): 632759904

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 37, 42, 48, 54, 56, 63, 72, 74, 81, 84, 96, 108, 111, 112, 126, 144, 148, 162, 168, 189, 216, 222, 224, 252, 259, 288, 296, 324, 333, 336, 378, 383, 432, 444, 504, 518, 567, 592, 648, 666, 672, 756, 766, 777, 864, 888, 999, 1008, 1036, 1134, 1149, 1184, 1296, 1332, 1512, 1532, 1554, 1776, 1998, 2016, 2072, 2268, 2298, 2331, 2592, 2664, 2681, 2997, 3024, 3064, 3108, 3447, 3552, 3996, 4144, 4536, 4596, 4662, 5328, 5362, 5994, 6048, 6128, 6216, 6894, 6993, 7992, 8043, 8288, 9072, 9192, 9324, 10341, 10656, 10724, 11988, 12256, 12432, 13788, 13986, 14171, 15984, 16086, 18144, 18384, 18648, 20682, 20979, 21448, 23976, 24129, 24864, 27576, 27972, 28342, 31023, 31968, 32172, 36768, 37296, 41364, 41958, 42513, 42896, 47952, 48258, 55152, 55944, 56684, 62046, 64344, 72387, 74592, 82728, 83916, 85026, 85792, 95904, 96516, 99197, 110304, 111888, 113368, 124092, 127539, 128688, 144774, 165456, 167832, 170052, 193032, 198394, 217161, 223776, 226736, 248184, 255078, 257376, 289548, 297591, 330912, 335664, 340104, 382617, 386064, 396788, 434322, 453472, 496368, 510156, 579096, 595182, 671328, 680208, 765234, 772128, 793576, 868644, 892773, 992736, 1020312, 1147851, 1158192, 1190364, 1360416, 1530468, 1587152, 1737288, 1785546, 2040624, 2295702, 2316384, 2380728, 2678319, 3060936, 3174304, 3474576, 3571092, 4081248, 4591404, 4761456, 5356638, 6121872, 6949152, 7142184, 8034957, 9182808, 9522912, 10713276, 12243744, 14284368, 16069914, 18365616, 21426552, 28568736, 32139828, 36731232, 42853104, 64279656, 85706208, 128559312, 257118624]

約数ペア:

[(1, 257118624), (2, 128559312), (3, 85706208), (4, 64279656), (6, 42853104), (7, 36731232), (8, 32139828), (9, 28568736), (12, 21426552), (14, 18365616), (16, 16069914), (18, 14284368), (21, 12243744), (24, 10713276), (27, 9522912), (28, 9182808), (32, 8034957), (36, 7142184), (37, 6949152), (42, 6121872), (48, 5356638), (54, 4761456), (56, 4591404), (63, 4081248), (72, 3571092), (74, 3474576), (81, 3174304), (84, 3060936), (96, 2678319), (108, 2380728), (111, 2316384), (112, 2295702), (126, 2040624), (144, 1785546), (148, 1737288), (162, 1587152), (168, 1530468), (189, 1360416), (216, 1190364), (222, 1158192), (224, 1147851), (252, 1020312), (259, 992736), (288, 892773), (296, 868644), (324, 793576), (333, 772128), (336, 765234), (378, 680208), (383, 671328), (432, 595182), (444, 579096), (504, 510156), (518, 496368), (567, 453472), (592, 434322), (648, 396788), (666, 386064), (672, 382617), (756, 340104), (766, 335664), (777, 330912), (864, 297591), (888, 289548), (999, 257376), (1008, 255078), (1036, 248184), (1134, 226736), (1149, 223776), (1184, 217161), (1296, 198394), (1332, 193032), (1512, 170052), (1532, 167832), (1554, 165456), (1776, 144774), (1998, 128688), (2016, 127539), (2072, 124092), (2268, 113368), (2298, 111888), (2331, 110304), (2592, 99197), (2664, 96516), (2681, 95904), (2997, 85792), (3024, 85026), (3064, 83916), (3108, 82728), (3447, 74592), (3552, 72387), (3996, 64344), (4144, 62046), (4536, 56684), (4596, 55944), (4662, 55152), (5328, 48258), (5362, 47952), (5994, 42896), (6048, 42513), (6128, 41958), (6216, 41364), (6894, 37296), (6993, 36768), (7992, 32172), (8043, 31968), (8288, 31023), (9072, 28342), (9192, 27972), (9324, 27576), (10341, 24864), (10656, 24129), (10724, 23976), (11988, 21448), (12256, 20979), (12432, 20682), (13788, 18648), (13986, 18384), (14171, 18144), (15984, 16086)]