664984768

素因数分解:

$2^6\times 7^1\times {\mathrm{199}}^1\times {\mathrm{7459}}^1$

素因数の和:7677

約数の個数: 56

約数和(自身を含む): 1515872000

約数和(自身を除く): 850887232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 199, 224, 398, 448, 796, 1393, 1592, 2786, 3184, 5572, 6368, 7459, 11144, 12736, 14918, 22288, 29836, 44576, 52213, 59672, 89152, 104426, 119344, 208852, 238688, 417704, 477376, 835408, 1484341, 1670816, 2968682, 3341632, 5937364, 10390387, 11874728, 20780774, 23749456, 41561548, 47498912, 83123096, 94997824, 166246192, 332492384, 664984768]

約数ペア:

[(1, 664984768), (2, 332492384), (4, 166246192), (7, 94997824), (8, 83123096), (14, 47498912), (16, 41561548), (28, 23749456), (32, 20780774), (56, 11874728), (64, 10390387), (112, 5937364), (199, 3341632), (224, 2968682), (398, 1670816), (448, 1484341), (796, 835408), (1393, 477376), (1592, 417704), (2786, 238688), (3184, 208852), (5572, 119344), (6368, 104426), (7459, 89152), (11144, 59672), (12736, 52213), (14918, 44576), (22288, 29836)]