253984248

素因数分解:

$2^3\times 3^4\times 7^2\times {\mathrm{19}}^1\times {\mathrm{421}}^1$

素因数の和:472

約数の個数: 240

約数和(自身を含む): 873160200

約数和(自身を除く): 619175952

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 24, 27, 28, 36, 38, 42, 49, 54, 56, 57, 63, 72, 76, 81, 84, 98, 108, 114, 126, 133, 147, 152, 162, 168, 171, 189, 196, 216, 228, 252, 266, 294, 324, 342, 378, 392, 399, 421, 441, 456, 504, 513, 532, 567, 588, 648, 684, 756, 798, 842, 882, 931, 1026, 1064, 1134, 1176, 1197, 1263, 1323, 1368, 1512, 1539, 1596, 1684, 1764, 1862, 2052, 2268, 2394, 2526, 2646, 2793, 2947, 3078, 3192, 3368, 3528, 3591, 3724, 3789, 3969, 4104, 4536, 4788, 5052, 5292, 5586, 5894, 6156, 7182, 7448, 7578, 7938, 7999, 8379, 8841, 9576, 10104, 10584, 10773, 11172, 11367, 11788, 12312, 14364, 15156, 15876, 15998, 16758, 17682, 20629, 21546, 22344, 22734, 23576, 23997, 25137, 26523, 28728, 30312, 31752, 31996, 33516, 34101, 35364, 41258, 43092, 45468, 47994, 50274, 53046, 55993, 61887, 63992, 67032, 68202, 70728, 71991, 75411, 79569, 82516, 86184, 90936, 95988, 100548, 106092, 111986, 123774, 136404, 143982, 150822, 159138, 165032, 167979, 185661, 191976, 201096, 212184, 215973, 223972, 238707, 247548, 272808, 287964, 301644, 318276, 335958, 371322, 391951, 431946, 447944, 477414, 495096, 503937, 556983, 575928, 603288, 636552, 647919, 671916, 742644, 783902, 863892, 954828, 1007874, 1113966, 1175853, 1295838, 1343832, 1485288, 1511811, 1567804, 1670949, 1727784, 1909656, 2015748, 2227932, 2351706, 2591676, 3023622, 3135608, 3341898, 3527559, 4031496, 4455864, 4535433, 4703412, 5183352, 6047244, 6683796, 7055118, 9070866, 9406824, 10582677, 12094488, 13367592, 14110236, 18141732, 21165354, 28220472, 31748031, 36283464, 42330708, 63496062, 84661416, 126992124, 253984248]

約数ペア:

[(1, 253984248), (2, 126992124), (3, 84661416), (4, 63496062), (6, 42330708), (7, 36283464), (8, 31748031), (9, 28220472), (12, 21165354), (14, 18141732), (18, 14110236), (19, 13367592), (21, 12094488), (24, 10582677), (27, 9406824), (28, 9070866), (36, 7055118), (38, 6683796), (42, 6047244), (49, 5183352), (54, 4703412), (56, 4535433), (57, 4455864), (63, 4031496), (72, 3527559), (76, 3341898), (81, 3135608), (84, 3023622), (98, 2591676), (108, 2351706), (114, 2227932), (126, 2015748), (133, 1909656), (147, 1727784), (152, 1670949), (162, 1567804), (168, 1511811), (171, 1485288), (189, 1343832), (196, 1295838), (216, 1175853), (228, 1113966), (252, 1007874), (266, 954828), (294, 863892), (324, 783902), (342, 742644), (378, 671916), (392, 647919), (399, 636552), (421, 603288), (441, 575928), (456, 556983), (504, 503937), (513, 495096), (532, 477414), (567, 447944), (588, 431946), (648, 391951), (684, 371322), (756, 335958), (798, 318276), (842, 301644), (882, 287964), (931, 272808), (1026, 247548), (1064, 238707), (1134, 223972), (1176, 215973), (1197, 212184), (1263, 201096), (1323, 191976), (1368, 185661), (1512, 167979), (1539, 165032), (1596, 159138), (1684, 150822), (1764, 143982), (1862, 136404), (2052, 123774), (2268, 111986), (2394, 106092), (2526, 100548), (2646, 95988), (2793, 90936), (2947, 86184), (3078, 82516), (3192, 79569), (3368, 75411), (3528, 71991), (3591, 70728), (3724, 68202), (3789, 67032), (3969, 63992), (4104, 61887), (4536, 55993), (4788, 53046), (5052, 50274), (5292, 47994), (5586, 45468), (5894, 43092), (6156, 41258), (7182, 35364), (7448, 34101), (7578, 33516), (7938, 31996), (7999, 31752), (8379, 30312), (8841, 28728), (9576, 26523), (10104, 25137), (10584, 23997), (10773, 23576), (11172, 22734), (11367, 22344), (11788, 21546), (12312, 20629), (14364, 17682), (15156, 16758), (15876, 15998)]