264787306

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{197}}^1$

素因数の和:419

約数の個数: 64

約数和(自身を含む): 498769920

約数和(自身を除く): 233982614

約数列:

[1, 2, 7, 14, 19, 31, 38, 62, 133, 163, 197, 217, 266, 326, 394, 434, 589, 1141, 1178, 1379, 2282, 2758, 3097, 3743, 4123, 5053, 6107, 6194, 7486, 8246, 10106, 12214, 21679, 26201, 32111, 35371, 42749, 43358, 52402, 64222, 70742, 85498, 96007, 116033, 192014, 224777, 232066, 449554, 610109, 672049, 812231, 995441, 1220218, 1344098, 1624462, 1990882, 4270763, 6968087, 8541526, 13936174, 18913379, 37826758, 132393653, 264787306]

約数ペア:

[(1, 264787306), (2, 132393653), (7, 37826758), (14, 18913379), (19, 13936174), (31, 8541526), (38, 6968087), (62, 4270763), (133, 1990882), (163, 1624462), (197, 1344098), (217, 1220218), (266, 995441), (326, 812231), (394, 672049), (434, 610109), (589, 449554), (1141, 232066), (1178, 224777), (1379, 192014), (2282, 116033), (2758, 96007), (3097, 85498), (3743, 70742), (4123, 64222), (5053, 52402), (6107, 43358), (6194, 42749), (7486, 35371), (8246, 32111), (10106, 26201), (12214, 21679)]