390189568

素因数分解:

$2^9\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{479}}^1$

素因数の和:577

約数の個数: 80

約数和(自身を含む): 821018880

約数和(自身を除く): 430829312

約数列:

[1, 2, 4, 8, 16, 32, 37, 43, 64, 74, 86, 128, 148, 172, 256, 296, 344, 479, 512, 592, 688, 958, 1184, 1376, 1591, 1916, 2368, 2752, 3182, 3832, 4736, 5504, 6364, 7664, 9472, 11008, 12728, 15328, 17723, 18944, 20597, 22016, 25456, 30656, 35446, 41194, 50912, 61312, 70892, 82388, 101824, 122624, 141784, 164776, 203648, 245248, 283568, 329552, 407296, 567136, 659104, 762089, 814592, 1134272, 1318208, 1524178, 2268544, 2636416, 3048356, 4537088, 5272832, 6096712, 9074176, 10545664, 12193424, 24386848, 48773696, 97547392, 195094784, 390189568]

約数ペア:

[(1, 390189568), (2, 195094784), (4, 97547392), (8, 48773696), (16, 24386848), (32, 12193424), (37, 10545664), (43, 9074176), (64, 6096712), (74, 5272832), (86, 4537088), (128, 3048356), (148, 2636416), (172, 2268544), (256, 1524178), (296, 1318208), (344, 1134272), (479, 814592), (512, 762089), (592, 659104), (688, 567136), (958, 407296), (1184, 329552), (1376, 283568), (1591, 245248), (1916, 203648), (2368, 164776), (2752, 141784), (3182, 122624), (3832, 101824), (4736, 82388), (5504, 70892), (6364, 61312), (7664, 50912), (9472, 41194), (11008, 35446), (12728, 30656), (15328, 25456), (17723, 22016), (18944, 20597)]