254599072

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1$

素因数の和:223

約数の個数: 192

約数和(自身を含む): 675682560

約数和(自身を除く): 421083488

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 32, 34, 37, 52, 56, 68, 74, 91, 104, 112, 119, 136, 139, 148, 182, 208, 221, 224, 238, 259, 272, 278, 296, 364, 416, 442, 476, 481, 518, 544, 556, 592, 629, 728, 884, 952, 962, 973, 1036, 1112, 1184, 1258, 1456, 1547, 1768, 1807, 1904, 1924, 1946, 2072, 2224, 2363, 2516, 2912, 3094, 3367, 3536, 3614, 3808, 3848, 3892, 4144, 4403, 4448, 4726, 5032, 5143, 6188, 6734, 7072, 7228, 7696, 7784, 8177, 8288, 8806, 9452, 10064, 10286, 12376, 12649, 13468, 14456, 15392, 15568, 16354, 16541, 17612, 18904, 20128, 20572, 24752, 25298, 26936, 28912, 30719, 31136, 32708, 33082, 35224, 36001, 37808, 41144, 49504, 50596, 53872, 57239, 57824, 61438, 65416, 66164, 66859, 70448, 72002, 75616, 82288, 87431, 101192, 107744, 114478, 122876, 130832, 132328, 133718, 140896, 144004, 164576, 174862, 202384, 215033, 228956, 245752, 261664, 264656, 267436, 288008, 349724, 404768, 430066, 457912, 468013, 491504, 529312, 534872, 576016, 612017, 699448, 860132, 915824, 936026, 983008, 1069744, 1136603, 1152032, 1224034, 1398896, 1720264, 1831648, 1872052, 2139488, 2273206, 2448068, 2797792, 3440528, 3744104, 4546412, 4896136, 6881056, 7488208, 7956221, 9092824, 9792272, 14976416, 15912442, 18185648, 19584544, 31824884, 36371296, 63649768, 127299536, 254599072]

約数ペア:

[(1, 254599072), (2, 127299536), (4, 63649768), (7, 36371296), (8, 31824884), (13, 19584544), (14, 18185648), (16, 15912442), (17, 14976416), (26, 9792272), (28, 9092824), (32, 7956221), (34, 7488208), (37, 6881056), (52, 4896136), (56, 4546412), (68, 3744104), (74, 3440528), (91, 2797792), (104, 2448068), (112, 2273206), (119, 2139488), (136, 1872052), (139, 1831648), (148, 1720264), (182, 1398896), (208, 1224034), (221, 1152032), (224, 1136603), (238, 1069744), (259, 983008), (272, 936026), (278, 915824), (296, 860132), (364, 699448), (416, 612017), (442, 576016), (476, 534872), (481, 529312), (518, 491504), (544, 468013), (556, 457912), (592, 430066), (629, 404768), (728, 349724), (884, 288008), (952, 267436), (962, 264656), (973, 261664), (1036, 245752), (1112, 228956), (1184, 215033), (1258, 202384), (1456, 174862), (1547, 164576), (1768, 144004), (1807, 140896), (1904, 133718), (1924, 132328), (1946, 130832), (2072, 122876), (2224, 114478), (2363, 107744), (2516, 101192), (2912, 87431), (3094, 82288), (3367, 75616), (3536, 72002), (3614, 70448), (3808, 66859), (3848, 66164), (3892, 65416), (4144, 61438), (4403, 57824), (4448, 57239), (4726, 53872), (5032, 50596), (5143, 49504), (6188, 41144), (6734, 37808), (7072, 36001), (7228, 35224), (7696, 33082), (7784, 32708), (8177, 31136), (8288, 30719), (8806, 28912), (9452, 26936), (10064, 25298), (10286, 24752), (12376, 20572), (12649, 20128), (13468, 18904), (14456, 17612), (15392, 16541), (15568, 16354)]