254240896

素因数分解:

$2^7\times 7^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{73}}^1$

素因数の和:143

約数の個数: 192

約数和(自身を含む): 663016320

約数和(自身を除く): 408775424

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 23, 26, 28, 32, 46, 52, 56, 64, 73, 91, 92, 104, 112, 128, 146, 161, 169, 182, 184, 208, 224, 292, 299, 322, 338, 364, 368, 416, 448, 511, 584, 598, 644, 676, 728, 736, 832, 896, 949, 1022, 1168, 1183, 1196, 1288, 1352, 1456, 1472, 1664, 1679, 1898, 2044, 2093, 2336, 2366, 2392, 2576, 2704, 2912, 2944, 3358, 3796, 3887, 4088, 4186, 4672, 4732, 4784, 5152, 5408, 5824, 6643, 6716, 7592, 7774, 8176, 8372, 9344, 9464, 9568, 10304, 10816, 11648, 11753, 12337, 13286, 13432, 15184, 15548, 16352, 16744, 18928, 19136, 20608, 21632, 21827, 23506, 24674, 26572, 26864, 27209, 30368, 31096, 32704, 33488, 37856, 38272, 43654, 47012, 49348, 53144, 53728, 54418, 60736, 62192, 65408, 66976, 75712, 86359, 87308, 94024, 98696, 106288, 107456, 108836, 121472, 124384, 133952, 151424, 152789, 172718, 174616, 188048, 197392, 212576, 214912, 217672, 248768, 267904, 283751, 305578, 345436, 349232, 376096, 394784, 425152, 435344, 497536, 567502, 611156, 690872, 698464, 752192, 789568, 850304, 870688, 1135004, 1222312, 1381744, 1396928, 1504384, 1579136, 1741376, 1986257, 2270008, 2444624, 2763488, 2793856, 3482752, 3972514, 4540016, 4889248, 5526976, 7945028, 9080032, 9778496, 11053952, 15890056, 18160064, 19556992, 31780112, 36320128, 63560224, 127120448, 254240896]

約数ペア:

[(1, 254240896), (2, 127120448), (4, 63560224), (7, 36320128), (8, 31780112), (13, 19556992), (14, 18160064), (16, 15890056), (23, 11053952), (26, 9778496), (28, 9080032), (32, 7945028), (46, 5526976), (52, 4889248), (56, 4540016), (64, 3972514), (73, 3482752), (91, 2793856), (92, 2763488), (104, 2444624), (112, 2270008), (128, 1986257), (146, 1741376), (161, 1579136), (169, 1504384), (182, 1396928), (184, 1381744), (208, 1222312), (224, 1135004), (292, 870688), (299, 850304), (322, 789568), (338, 752192), (364, 698464), (368, 690872), (416, 611156), (448, 567502), (511, 497536), (584, 435344), (598, 425152), (644, 394784), (676, 376096), (728, 349232), (736, 345436), (832, 305578), (896, 283751), (949, 267904), (1022, 248768), (1168, 217672), (1183, 214912), (1196, 212576), (1288, 197392), (1352, 188048), (1456, 174616), (1472, 172718), (1664, 152789), (1679, 151424), (1898, 133952), (2044, 124384), (2093, 121472), (2336, 108836), (2366, 107456), (2392, 106288), (2576, 98696), (2704, 94024), (2912, 87308), (2944, 86359), (3358, 75712), (3796, 66976), (3887, 65408), (4088, 62192), (4186, 60736), (4672, 54418), (4732, 53728), (4784, 53144), (5152, 49348), (5408, 47012), (5824, 43654), (6643, 38272), (6716, 37856), (7592, 33488), (7774, 32704), (8176, 31096), (8372, 30368), (9344, 27209), (9464, 26864), (9568, 26572), (10304, 24674), (10816, 23506), (11648, 21827), (11753, 21632), (12337, 20608), (13286, 19136), (13432, 18928), (15184, 16744), (15548, 16352)]