218779904

素因数分解:

$2^8\times 7^2\times {\mathrm{107}}^1\times {\mathrm{163}}^1$

素因数の和:300

約数の個数: 108

約数和(自身を含む): 515897424

約数和(自身を除く): 297117520

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 107, 112, 128, 163, 196, 214, 224, 256, 326, 392, 428, 448, 652, 749, 784, 856, 896, 1141, 1304, 1498, 1568, 1712, 1792, 2282, 2608, 2996, 3136, 3424, 4564, 5216, 5243, 5992, 6272, 6848, 7987, 9128, 10432, 10486, 11984, 12544, 13696, 15974, 17441, 18256, 20864, 20972, 23968, 27392, 31948, 34882, 36512, 41728, 41944, 47936, 63896, 69764, 73024, 83888, 95872, 122087, 127792, 139528, 146048, 167776, 191744, 244174, 255584, 279056, 292096, 335552, 488348, 511168, 558112, 671104, 854609, 976696, 1022336, 1116224, 1342208, 1709218, 1953392, 2044672, 2232448, 3418436, 3906784, 4464896, 6836872, 7813568, 13673744, 15627136, 27347488, 31254272, 54694976, 109389952, 218779904]

約数ペア:

[(1, 218779904), (2, 109389952), (4, 54694976), (7, 31254272), (8, 27347488), (14, 15627136), (16, 13673744), (28, 7813568), (32, 6836872), (49, 4464896), (56, 3906784), (64, 3418436), (98, 2232448), (107, 2044672), (112, 1953392), (128, 1709218), (163, 1342208), (196, 1116224), (214, 1022336), (224, 976696), (256, 854609), (326, 671104), (392, 558112), (428, 511168), (448, 488348), (652, 335552), (749, 292096), (784, 279056), (856, 255584), (896, 244174), (1141, 191744), (1304, 167776), (1498, 146048), (1568, 139528), (1712, 127792), (1792, 122087), (2282, 95872), (2608, 83888), (2996, 73024), (3136, 69764), (3424, 63896), (4564, 47936), (5216, 41944), (5243, 41728), (5992, 36512), (6272, 34882), (6848, 31948), (7987, 27392), (9128, 23968), (10432, 20972), (10486, 20864), (11984, 18256), (12544, 17441), (13696, 15974)]