72439808

素因数分解:

$2^{11}\times 7^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:223

約数の個数: 96

約数和(自身を含む): 171924480

約数和(自身を除く): 99484672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 128, 163, 217, 224, 248, 256, 326, 434, 448, 496, 512, 652, 868, 896, 992, 1024, 1141, 1304, 1736, 1792, 1984, 2048, 2282, 2608, 3472, 3584, 3968, 4564, 5053, 5216, 6944, 7168, 7936, 9128, 10106, 10432, 13888, 14336, 15872, 18256, 20212, 20864, 27776, 31744, 35371, 36512, 40424, 41728, 55552, 63488, 70742, 73024, 80848, 83456, 111104, 141484, 146048, 161696, 166912, 222208, 282968, 292096, 323392, 333824, 444416, 565936, 584192, 646784, 1131872, 1168384, 1293568, 2263744, 2336768, 2587136, 4527488, 5174272, 9054976, 10348544, 18109952, 36219904, 72439808]

約数ペア:

[(1, 72439808), (2, 36219904), (4, 18109952), (7, 10348544), (8, 9054976), (14, 5174272), (16, 4527488), (28, 2587136), (31, 2336768), (32, 2263744), (56, 1293568), (62, 1168384), (64, 1131872), (112, 646784), (124, 584192), (128, 565936), (163, 444416), (217, 333824), (224, 323392), (248, 292096), (256, 282968), (326, 222208), (434, 166912), (448, 161696), (496, 146048), (512, 141484), (652, 111104), (868, 83456), (896, 80848), (992, 73024), (1024, 70742), (1141, 63488), (1304, 55552), (1736, 41728), (1792, 40424), (1984, 36512), (2048, 35371), (2282, 31744), (2608, 27776), (3472, 20864), (3584, 20212), (3968, 18256), (4564, 15872), (5053, 14336), (5216, 13888), (6944, 10432), (7168, 10106), (7936, 9128)]