561331456

素因数分解:

$2^8\times 7^2\times {\mathrm{73}}^1\times {\mathrm{613}}^1$

素因数の和:716

約数の個数: 108

約数和(自身を含む): 1323414372

約数和(自身を除く): 762082916

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 73, 98, 112, 128, 146, 196, 224, 256, 292, 392, 448, 511, 584, 613, 784, 896, 1022, 1168, 1226, 1568, 1792, 2044, 2336, 2452, 3136, 3577, 4088, 4291, 4672, 4904, 6272, 7154, 8176, 8582, 9344, 9808, 12544, 14308, 16352, 17164, 18688, 19616, 28616, 30037, 32704, 34328, 39232, 44749, 57232, 60074, 65408, 68656, 78464, 89498, 114464, 120148, 130816, 137312, 156928, 178996, 228928, 240296, 274624, 313243, 357992, 457856, 480592, 549248, 626486, 715984, 915712, 961184, 1098496, 1252972, 1431968, 1922368, 2192701, 2505944, 2863936, 3844736, 4385402, 5011888, 5727872, 7689472, 8770804, 10023776, 11455744, 17541608, 20047552, 35083216, 40095104, 70166432, 80190208, 140332864, 280665728, 561331456]

約数ペア:

[(1, 561331456), (2, 280665728), (4, 140332864), (7, 80190208), (8, 70166432), (14, 40095104), (16, 35083216), (28, 20047552), (32, 17541608), (49, 11455744), (56, 10023776), (64, 8770804), (73, 7689472), (98, 5727872), (112, 5011888), (128, 4385402), (146, 3844736), (196, 2863936), (224, 2505944), (256, 2192701), (292, 1922368), (392, 1431968), (448, 1252972), (511, 1098496), (584, 961184), (613, 915712), (784, 715984), (896, 626486), (1022, 549248), (1168, 480592), (1226, 457856), (1568, 357992), (1792, 313243), (2044, 274624), (2336, 240296), (2452, 228928), (3136, 178996), (3577, 156928), (4088, 137312), (4291, 130816), (4672, 120148), (4904, 114464), (6272, 89498), (7154, 78464), (8176, 68656), (8582, 65408), (9344, 60074), (9808, 57232), (12544, 44749), (14308, 39232), (16352, 34328), (17164, 32704), (18688, 30037), (19616, 28616)]