248720864

素因数分解:

$2^5\times 7^2\times {\mathrm{127}}^1\times {\mathrm{1249}}^1$

素因数の和:1400

約数の個数: 72

約数和(自身を含む): 574560000

約数和(自身を除く): 325839136

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 127, 196, 224, 254, 392, 508, 784, 889, 1016, 1249, 1568, 1778, 2032, 2498, 3556, 4064, 4996, 6223, 7112, 8743, 9992, 12446, 14224, 17486, 19984, 24892, 28448, 34972, 39968, 49784, 61201, 69944, 99568, 122402, 139888, 158623, 199136, 244804, 279776, 317246, 489608, 634492, 979216, 1110361, 1268984, 1958432, 2220722, 2537968, 4441444, 5075936, 7772527, 8882888, 15545054, 17765776, 31090108, 35531552, 62180216, 124360432, 248720864]

約数ペア:

[(1, 248720864), (2, 124360432), (4, 62180216), (7, 35531552), (8, 31090108), (14, 17765776), (16, 15545054), (28, 8882888), (32, 7772527), (49, 5075936), (56, 4441444), (98, 2537968), (112, 2220722), (127, 1958432), (196, 1268984), (224, 1110361), (254, 979216), (392, 634492), (508, 489608), (784, 317246), (889, 279776), (1016, 244804), (1249, 199136), (1568, 158623), (1778, 139888), (2032, 122402), (2498, 99568), (3556, 69944), (4064, 61201), (4996, 49784), (6223, 39968), (7112, 34972), (8743, 28448), (9992, 24892), (12446, 19984), (14224, 17486)]