489573616

素因数分解:

$2^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{661}}^1$

素因数の和:1082

約数の個数: 80

約数和(自身を含む): 1152515520

約数和(自身を除く): 662941904

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 34, 56, 68, 112, 119, 136, 238, 272, 389, 476, 661, 778, 952, 1322, 1556, 1904, 2644, 2723, 3112, 4627, 5288, 5446, 6224, 6613, 9254, 10576, 10892, 11237, 13226, 18508, 21784, 22474, 26452, 37016, 43568, 44948, 46291, 52904, 74032, 78659, 89896, 92582, 105808, 157318, 179792, 185164, 257129, 314636, 370328, 514258, 629272, 740656, 1028516, 1258544, 1799903, 2057032, 3599806, 4114064, 4371193, 7199612, 8742386, 14399224, 17484772, 28798448, 30598351, 34969544, 61196702, 69939088, 122393404, 244786808, 489573616]

約数ペア:

[(1, 489573616), (2, 244786808), (4, 122393404), (7, 69939088), (8, 61196702), (14, 34969544), (16, 30598351), (17, 28798448), (28, 17484772), (34, 14399224), (56, 8742386), (68, 7199612), (112, 4371193), (119, 4114064), (136, 3599806), (238, 2057032), (272, 1799903), (389, 1258544), (476, 1028516), (661, 740656), (778, 629272), (952, 514258), (1322, 370328), (1556, 314636), (1904, 257129), (2644, 185164), (2723, 179792), (3112, 157318), (4627, 105808), (5288, 92582), (5446, 89896), (6224, 78659), (6613, 74032), (9254, 52904), (10576, 46291), (10892, 44948), (11237, 43568), (13226, 37016), (18508, 26452), (21784, 22474)]