257909184

素因数分解:

$2^6\times 3^4\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1$

素因数の和:169

約数の個数: 280

約数和(自身を含む): 851946480

約数和(自身を除く): 594037296

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 43, 48, 52, 54, 64, 72, 78, 81, 86, 89, 96, 104, 108, 117, 129, 144, 156, 162, 172, 178, 192, 208, 216, 234, 258, 267, 288, 312, 324, 344, 351, 356, 387, 416, 432, 468, 516, 534, 559, 576, 624, 648, 688, 702, 712, 774, 801, 832, 864, 936, 1032, 1053, 1068, 1118, 1157, 1161, 1248, 1296, 1376, 1404, 1424, 1548, 1602, 1677, 1728, 1872, 2064, 2106, 2136, 2236, 2314, 2322, 2403, 2496, 2592, 2752, 2808, 2848, 3096, 3204, 3354, 3471, 3483, 3744, 3827, 4128, 4212, 4272, 4472, 4628, 4644, 4806, 5031, 5184, 5616, 5696, 6192, 6408, 6708, 6942, 6966, 7209, 7488, 7654, 8256, 8424, 8544, 8944, 9256, 9288, 9612, 10062, 10413, 11232, 11481, 12384, 12816, 13416, 13884, 13932, 14418, 15093, 15308, 16848, 17088, 17888, 18512, 18576, 19224, 20124, 20826, 22464, 22962, 24768, 25632, 26832, 27768, 27864, 28836, 30186, 30616, 31239, 33696, 34443, 35776, 37024, 37152, 38448, 40248, 41652, 45279, 45924, 49751, 51264, 53664, 55536, 55728, 57672, 60372, 61232, 62478, 67392, 68886, 74048, 74304, 76896, 80496, 83304, 90558, 91848, 93717, 99502, 103329, 107328, 111072, 111456, 115344, 120744, 122464, 124956, 137772, 149253, 153792, 160992, 166608, 181116, 183696, 187434, 199004, 206658, 222144, 222912, 230688, 241488, 244928, 249912, 275544, 298506, 309987, 321984, 333216, 362232, 367392, 374868, 398008, 413316, 447759, 461376, 482976, 499824, 551088, 597012, 619974, 666432, 724464, 734784, 749736, 796016, 826632, 895518, 965952, 999648, 1102176, 1194024, 1239948, 1343277, 1448928, 1499472, 1592032, 1653264, 1791036, 1999296, 2204352, 2388048, 2479896, 2686554, 2897856, 2998944, 3184064, 3306528, 3582072, 4029831, 4776096, 4959792, 5373108, 5997888, 6613056, 7164144, 8059662, 9552192, 9919584, 10746216, 14328288, 16119324, 19839168, 21492432, 28656576, 32238648, 42984864, 64477296, 85969728, 128954592, 257909184]

約数ペア:

[(1, 257909184), (2, 128954592), (3, 85969728), (4, 64477296), (6, 42984864), (8, 32238648), (9, 28656576), (12, 21492432), (13, 19839168), (16, 16119324), (18, 14328288), (24, 10746216), (26, 9919584), (27, 9552192), (32, 8059662), (36, 7164144), (39, 6613056), (43, 5997888), (48, 5373108), (52, 4959792), (54, 4776096), (64, 4029831), (72, 3582072), (78, 3306528), (81, 3184064), (86, 2998944), (89, 2897856), (96, 2686554), (104, 2479896), (108, 2388048), (117, 2204352), (129, 1999296), (144, 1791036), (156, 1653264), (162, 1592032), (172, 1499472), (178, 1448928), (192, 1343277), (208, 1239948), (216, 1194024), (234, 1102176), (258, 999648), (267, 965952), (288, 895518), (312, 826632), (324, 796016), (344, 749736), (351, 734784), (356, 724464), (387, 666432), (416, 619974), (432, 597012), (468, 551088), (516, 499824), (534, 482976), (559, 461376), (576, 447759), (624, 413316), (648, 398008), (688, 374868), (702, 367392), (712, 362232), (774, 333216), (801, 321984), (832, 309987), (864, 298506), (936, 275544), (1032, 249912), (1053, 244928), (1068, 241488), (1118, 230688), (1157, 222912), (1161, 222144), (1248, 206658), (1296, 199004), (1376, 187434), (1404, 183696), (1424, 181116), (1548, 166608), (1602, 160992), (1677, 153792), (1728, 149253), (1872, 137772), (2064, 124956), (2106, 122464), (2136, 120744), (2236, 115344), (2314, 111456), (2322, 111072), (2403, 107328), (2496, 103329), (2592, 99502), (2752, 93717), (2808, 91848), (2848, 90558), (3096, 83304), (3204, 80496), (3354, 76896), (3471, 74304), (3483, 74048), (3744, 68886), (3827, 67392), (4128, 62478), (4212, 61232), (4272, 60372), (4472, 57672), (4628, 55728), (4644, 55536), (4806, 53664), (5031, 51264), (5184, 49751), (5616, 45924), (5696, 45279), (6192, 41652), (6408, 40248), (6708, 38448), (6942, 37152), (6966, 37024), (7209, 35776), (7488, 34443), (7654, 33696), (8256, 31239), (8424, 30616), (8544, 30186), (8944, 28836), (9256, 27864), (9288, 27768), (9612, 26832), (10062, 25632), (10413, 24768), (11232, 22962), (11481, 22464), (12384, 20826), (12816, 20124), (13416, 19224), (13884, 18576), (13932, 18512), (14418, 17888), (15093, 17088), (15308, 16848)]