209549088

素因数分解:

$2^5\times 3^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{479}}^1$

素因数の和:540

約数の個数: 216

約数和(自身を含む): 717050880

約数和(自身を除く): 507501792

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 31, 32, 36, 42, 48, 49, 56, 62, 63, 72, 84, 93, 96, 98, 112, 124, 126, 144, 147, 168, 186, 196, 217, 224, 248, 252, 279, 288, 294, 336, 372, 392, 434, 441, 479, 496, 504, 558, 588, 651, 672, 744, 784, 868, 882, 958, 992, 1008, 1116, 1176, 1302, 1437, 1488, 1519, 1568, 1736, 1764, 1916, 1953, 2016, 2232, 2352, 2604, 2874, 2976, 3038, 3353, 3472, 3528, 3832, 3906, 4311, 4464, 4557, 4704, 5208, 5748, 6076, 6706, 6944, 7056, 7664, 7812, 8622, 8928, 9114, 10059, 10416, 11496, 12152, 13412, 13671, 14112, 14849, 15328, 15624, 17244, 18228, 20118, 20832, 22992, 23471, 24304, 26824, 27342, 29698, 30177, 31248, 34488, 36456, 40236, 44547, 45984, 46942, 48608, 53648, 54684, 59396, 60354, 62496, 68976, 70413, 72912, 80472, 89094, 93884, 103943, 107296, 109368, 118792, 120708, 133641, 137952, 140826, 145824, 160944, 178188, 187768, 207886, 211239, 218736, 237584, 241416, 267282, 281652, 311829, 321888, 356376, 375536, 415772, 422478, 437472, 475168, 482832, 534564, 563304, 623658, 712752, 727601, 751072, 831544, 844956, 935487, 965664, 1069128, 1126608, 1247316, 1425504, 1455202, 1663088, 1689912, 1870974, 2138256, 2182803, 2253216, 2494632, 2910404, 3326176, 3379824, 3741948, 4276512, 4365606, 4989264, 5820808, 6548409, 6759648, 7483896, 8731212, 9978528, 11641616, 13096818, 14967792, 17462424, 23283232, 26193636, 29935584, 34924848, 52387272, 69849696, 104774544, 209549088]

約数ペア:

[(1, 209549088), (2, 104774544), (3, 69849696), (4, 52387272), (6, 34924848), (7, 29935584), (8, 26193636), (9, 23283232), (12, 17462424), (14, 14967792), (16, 13096818), (18, 11641616), (21, 9978528), (24, 8731212), (28, 7483896), (31, 6759648), (32, 6548409), (36, 5820808), (42, 4989264), (48, 4365606), (49, 4276512), (56, 3741948), (62, 3379824), (63, 3326176), (72, 2910404), (84, 2494632), (93, 2253216), (96, 2182803), (98, 2138256), (112, 1870974), (124, 1689912), (126, 1663088), (144, 1455202), (147, 1425504), (168, 1247316), (186, 1126608), (196, 1069128), (217, 965664), (224, 935487), (248, 844956), (252, 831544), (279, 751072), (288, 727601), (294, 712752), (336, 623658), (372, 563304), (392, 534564), (434, 482832), (441, 475168), (479, 437472), (496, 422478), (504, 415772), (558, 375536), (588, 356376), (651, 321888), (672, 311829), (744, 281652), (784, 267282), (868, 241416), (882, 237584), (958, 218736), (992, 211239), (1008, 207886), (1116, 187768), (1176, 178188), (1302, 160944), (1437, 145824), (1488, 140826), (1519, 137952), (1568, 133641), (1736, 120708), (1764, 118792), (1916, 109368), (1953, 107296), (2016, 103943), (2232, 93884), (2352, 89094), (2604, 80472), (2874, 72912), (2976, 70413), (3038, 68976), (3353, 62496), (3472, 60354), (3528, 59396), (3832, 54684), (3906, 53648), (4311, 48608), (4464, 46942), (4557, 45984), (4704, 44547), (5208, 40236), (5748, 36456), (6076, 34488), (6706, 31248), (6944, 30177), (7056, 29698), (7664, 27342), (7812, 26824), (8622, 24304), (8928, 23471), (9114, 22992), (10059, 20832), (10416, 20118), (11496, 18228), (12152, 17244), (13412, 15624), (13671, 15328), (14112, 14849)]