320670896

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{431}}^1$

素因数の和:539

約数の個数: 120

約数和(自身を含む): 790824384

約数和(自身を除く): 470153488

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 73, 91, 98, 104, 112, 146, 182, 196, 208, 292, 364, 392, 431, 511, 584, 637, 728, 784, 862, 949, 1022, 1168, 1274, 1456, 1724, 1898, 2044, 2548, 3017, 3448, 3577, 3796, 4088, 5096, 5603, 6034, 6643, 6896, 7154, 7592, 8176, 10192, 11206, 12068, 13286, 14308, 15184, 21119, 22412, 24136, 26572, 28616, 31463, 39221, 42238, 44824, 46501, 48272, 53144, 57232, 62926, 78442, 84476, 89648, 93002, 106288, 125852, 156884, 168952, 186004, 220241, 251704, 274547, 313768, 337904, 372008, 409019, 440482, 503408, 549094, 627536, 744016, 818038, 880964, 1098188, 1541687, 1636076, 1761928, 2196376, 2863133, 3083374, 3272152, 3523856, 4392752, 5726266, 6166748, 6544304, 11452532, 12333496, 20041931, 22905064, 24666992, 40083862, 45810128, 80167724, 160335448, 320670896]

約数ペア:

[(1, 320670896), (2, 160335448), (4, 80167724), (7, 45810128), (8, 40083862), (13, 24666992), (14, 22905064), (16, 20041931), (26, 12333496), (28, 11452532), (49, 6544304), (52, 6166748), (56, 5726266), (73, 4392752), (91, 3523856), (98, 3272152), (104, 3083374), (112, 2863133), (146, 2196376), (182, 1761928), (196, 1636076), (208, 1541687), (292, 1098188), (364, 880964), (392, 818038), (431, 744016), (511, 627536), (584, 549094), (637, 503408), (728, 440482), (784, 409019), (862, 372008), (949, 337904), (1022, 313768), (1168, 274547), (1274, 251704), (1456, 220241), (1724, 186004), (1898, 168952), (2044, 156884), (2548, 125852), (3017, 106288), (3448, 93002), (3577, 89648), (3796, 84476), (4088, 78442), (5096, 62926), (5603, 57232), (6034, 53144), (6643, 48272), (6896, 46501), (7154, 44824), (7592, 42238), (8176, 39221), (10192, 31463), (11206, 28616), (12068, 26572), (13286, 24136), (14308, 22412), (15184, 21119)]