163448320

素因数分解:

$2^9\times 5^1\times 7^2\times {\mathrm{1303}}^1$

素因数の和:1340

約数の個数: 120

約数和(自身を含む): 456225264

約数和(自身を除く): 292776944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 512, 560, 640, 784, 896, 980, 1120, 1280, 1303, 1568, 1792, 1960, 2240, 2560, 2606, 3136, 3584, 3920, 4480, 5212, 6272, 6515, 7840, 8960, 9121, 10424, 12544, 13030, 15680, 17920, 18242, 20848, 25088, 26060, 31360, 36484, 41696, 45605, 52120, 62720, 63847, 72968, 83392, 91210, 104240, 125440, 127694, 145936, 166784, 182420, 208480, 255388, 291872, 319235, 333568, 364840, 416960, 510776, 583744, 638470, 667136, 729680, 833920, 1021552, 1167488, 1276940, 1459360, 1667840, 2043104, 2334976, 2553880, 2918720, 3335680, 4086208, 4669952, 5107760, 5837440, 8172416, 10215520, 11674880, 16344832, 20431040, 23349760, 32689664, 40862080, 81724160, 163448320]

約数ペア:

[(1, 163448320), (2, 81724160), (4, 40862080), (5, 32689664), (7, 23349760), (8, 20431040), (10, 16344832), (14, 11674880), (16, 10215520), (20, 8172416), (28, 5837440), (32, 5107760), (35, 4669952), (40, 4086208), (49, 3335680), (56, 2918720), (64, 2553880), (70, 2334976), (80, 2043104), (98, 1667840), (112, 1459360), (128, 1276940), (140, 1167488), (160, 1021552), (196, 833920), (224, 729680), (245, 667136), (256, 638470), (280, 583744), (320, 510776), (392, 416960), (448, 364840), (490, 333568), (512, 319235), (560, 291872), (640, 255388), (784, 208480), (896, 182420), (980, 166784), (1120, 145936), (1280, 127694), (1303, 125440), (1568, 104240), (1792, 91210), (1960, 83392), (2240, 72968), (2560, 63847), (2606, 62720), (3136, 52120), (3584, 45605), (3920, 41696), (4480, 36484), (5212, 31360), (6272, 26060), (6515, 25088), (7840, 20848), (8960, 18242), (9121, 17920), (10424, 15680), (12544, 13030)]