198709504

素因数分解:

$2^8\times 7^3\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:141

約数の個数: 144

約数和(自身を含む): 484019200

約数和(自身を除く): 285309696

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 64, 73, 98, 112, 124, 128, 146, 196, 217, 224, 248, 256, 292, 343, 392, 434, 448, 496, 511, 584, 686, 784, 868, 896, 992, 1022, 1168, 1372, 1519, 1568, 1736, 1792, 1984, 2044, 2263, 2336, 2744, 3038, 3136, 3472, 3577, 3968, 4088, 4526, 4672, 5488, 6076, 6272, 6944, 7154, 7936, 8176, 9052, 9344, 10633, 10976, 12152, 12544, 13888, 14308, 15841, 16352, 18104, 18688, 21266, 21952, 24304, 25039, 27776, 28616, 31682, 32704, 36208, 42532, 43904, 48608, 50078, 55552, 57232, 63364, 65408, 72416, 85064, 87808, 97216, 100156, 110887, 114464, 126728, 130816, 144832, 170128, 194432, 200312, 221774, 228928, 253456, 289664, 340256, 388864, 400624, 443548, 457856, 506912, 579328, 680512, 776209, 801248, 887096, 915712, 1013824, 1361024, 1552418, 1602496, 1774192, 2027648, 2722048, 3104836, 3204992, 3548384, 4055296, 6209672, 6409984, 7096768, 12419344, 14193536, 24838688, 28387072, 49677376, 99354752, 198709504]

約数ペア:

[(1, 198709504), (2, 99354752), (4, 49677376), (7, 28387072), (8, 24838688), (14, 14193536), (16, 12419344), (28, 7096768), (31, 6409984), (32, 6209672), (49, 4055296), (56, 3548384), (62, 3204992), (64, 3104836), (73, 2722048), (98, 2027648), (112, 1774192), (124, 1602496), (128, 1552418), (146, 1361024), (196, 1013824), (217, 915712), (224, 887096), (248, 801248), (256, 776209), (292, 680512), (343, 579328), (392, 506912), (434, 457856), (448, 443548), (496, 400624), (511, 388864), (584, 340256), (686, 289664), (784, 253456), (868, 228928), (896, 221774), (992, 200312), (1022, 194432), (1168, 170128), (1372, 144832), (1519, 130816), (1568, 126728), (1736, 114464), (1792, 110887), (1984, 100156), (2044, 97216), (2263, 87808), (2336, 85064), (2744, 72416), (3038, 65408), (3136, 63364), (3472, 57232), (3577, 55552), (3968, 50078), (4088, 48608), (4526, 43904), (4672, 42532), (5488, 36208), (6076, 32704), (6272, 31682), (6944, 28616), (7154, 27776), (7936, 25039), (8176, 24304), (9052, 21952), (9344, 21266), (10633, 18688), (10976, 18104), (12152, 16352), (12544, 15841), (13888, 14308)]