328740608

素因数分解:

$2^8\times 7^2\times {\mathrm{73}}^1\times {\mathrm{359}}^1$

素因数の和:462

約数の個数: 108

約数和(自身を含む): 775943280

約数和(自身を除く): 447202672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 73, 98, 112, 128, 146, 196, 224, 256, 292, 359, 392, 448, 511, 584, 718, 784, 896, 1022, 1168, 1436, 1568, 1792, 2044, 2336, 2513, 2872, 3136, 3577, 4088, 4672, 5026, 5744, 6272, 7154, 8176, 9344, 10052, 11488, 12544, 14308, 16352, 17591, 18688, 20104, 22976, 26207, 28616, 32704, 35182, 40208, 45952, 52414, 57232, 65408, 70364, 80416, 91904, 104828, 114464, 130816, 140728, 160832, 183449, 209656, 228928, 281456, 321664, 366898, 419312, 457856, 562912, 643328, 733796, 838624, 915712, 1125824, 1284143, 1467592, 1677248, 2251648, 2568286, 2935184, 3354496, 4503296, 5136572, 5870368, 6708992, 10273144, 11740736, 20546288, 23481472, 41092576, 46962944, 82185152, 164370304, 328740608]

約数ペア:

[(1, 328740608), (2, 164370304), (4, 82185152), (7, 46962944), (8, 41092576), (14, 23481472), (16, 20546288), (28, 11740736), (32, 10273144), (49, 6708992), (56, 5870368), (64, 5136572), (73, 4503296), (98, 3354496), (112, 2935184), (128, 2568286), (146, 2251648), (196, 1677248), (224, 1467592), (256, 1284143), (292, 1125824), (359, 915712), (392, 838624), (448, 733796), (511, 643328), (584, 562912), (718, 457856), (784, 419312), (896, 366898), (1022, 321664), (1168, 281456), (1436, 228928), (1568, 209656), (1792, 183449), (2044, 160832), (2336, 140728), (2513, 130816), (2872, 114464), (3136, 104828), (3577, 91904), (4088, 80416), (4672, 70364), (5026, 65408), (5744, 57232), (6272, 52414), (7154, 45952), (8176, 40208), (9344, 35182), (10052, 32704), (11488, 28616), (12544, 26207), (14308, 22976), (16352, 20104), (17591, 18688)]