261718016

素因数分解:

$2^{15}\times 7^2\times {\mathrm{163}}^1$

素因数の和:207

約数の個数: 96

約数和(自身を含む): 612621180

約数和(自身を除く): 350903164

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 163, 196, 224, 256, 326, 392, 448, 512, 652, 784, 896, 1024, 1141, 1304, 1568, 1792, 2048, 2282, 2608, 3136, 3584, 4096, 4564, 5216, 6272, 7168, 7987, 8192, 9128, 10432, 12544, 14336, 15974, 16384, 18256, 20864, 25088, 28672, 31948, 32768, 36512, 41728, 50176, 57344, 63896, 73024, 83456, 100352, 114688, 127792, 146048, 166912, 200704, 229376, 255584, 292096, 333824, 401408, 511168, 584192, 667648, 802816, 1022336, 1168384, 1335296, 1605632, 2044672, 2336768, 2670592, 4089344, 4673536, 5341184, 8178688, 9347072, 16357376, 18694144, 32714752, 37388288, 65429504, 130859008, 261718016]

約数ペア:

[(1, 261718016), (2, 130859008), (4, 65429504), (7, 37388288), (8, 32714752), (14, 18694144), (16, 16357376), (28, 9347072), (32, 8178688), (49, 5341184), (56, 4673536), (64, 4089344), (98, 2670592), (112, 2336768), (128, 2044672), (163, 1605632), (196, 1335296), (224, 1168384), (256, 1022336), (326, 802816), (392, 667648), (448, 584192), (512, 511168), (652, 401408), (784, 333824), (896, 292096), (1024, 255584), (1141, 229376), (1304, 200704), (1568, 166912), (1792, 146048), (2048, 127792), (2282, 114688), (2608, 100352), (3136, 83456), (3584, 73024), (4096, 63896), (4564, 57344), (5216, 50176), (6272, 41728), (7168, 36512), (7987, 32768), (8192, 31948), (9128, 28672), (10432, 25088), (12544, 20864), (14336, 18256), (15974, 16384)]