213883040

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{27281}}^1$

素因数の和:27310

約数の個数: 72

約数和(自身を含む): 587817972

約数和(自身を除く): 373934932

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 140, 160, 196, 224, 245, 280, 392, 490, 560, 784, 980, 1120, 1568, 1960, 3920, 7840, 27281, 54562, 109124, 136405, 190967, 218248, 272810, 381934, 436496, 545620, 763868, 872992, 954835, 1091240, 1336769, 1527736, 1909670, 2182480, 2673538, 3055472, 3819340, 4364960, 5347076, 6110944, 6683845, 7638680, 10694152, 13367690, 15277360, 21388304, 26735380, 30554720, 42776608, 53470760, 106941520, 213883040]

約数ペア:

[(1, 213883040), (2, 106941520), (4, 53470760), (5, 42776608), (7, 30554720), (8, 26735380), (10, 21388304), (14, 15277360), (16, 13367690), (20, 10694152), (28, 7638680), (32, 6683845), (35, 6110944), (40, 5347076), (49, 4364960), (56, 3819340), (70, 3055472), (80, 2673538), (98, 2182480), (112, 1909670), (140, 1527736), (160, 1336769), (196, 1091240), (224, 954835), (245, 872992), (280, 763868), (392, 545620), (490, 436496), (560, 381934), (784, 272810), (980, 218248), (1120, 190967), (1568, 136405), (1960, 109124), (3920, 54562), (7840, 27281)]