264008648

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{1303}}^1$

素因数の和:1402

約数の個数: 64

約数和(自身を含む): 550809600

約数和(自身を除く): 286800952

約数列:

[1, 2, 4, 8, 19, 31, 38, 43, 62, 76, 86, 124, 152, 172, 248, 344, 589, 817, 1178, 1303, 1333, 1634, 2356, 2606, 2666, 3268, 4712, 5212, 5332, 6536, 10424, 10664, 24757, 25327, 40393, 49514, 50654, 56029, 80786, 99028, 101308, 112058, 161572, 198056, 202616, 224116, 323144, 448232, 767467, 1064551, 1534934, 1736899, 2129102, 3069868, 3473798, 4258204, 6139736, 6947596, 8516408, 13895192, 33001081, 66002162, 132004324, 264008648]

約数ペア:

[(1, 264008648), (2, 132004324), (4, 66002162), (8, 33001081), (19, 13895192), (31, 8516408), (38, 6947596), (43, 6139736), (62, 4258204), (76, 3473798), (86, 3069868), (124, 2129102), (152, 1736899), (172, 1534934), (248, 1064551), (344, 767467), (589, 448232), (817, 323144), (1178, 224116), (1303, 202616), (1333, 198056), (1634, 161572), (2356, 112058), (2606, 101308), (2666, 99028), (3268, 80786), (4712, 56029), (5212, 50654), (5332, 49514), (6536, 40393), (10424, 25327), (10664, 24757)]