256132016

素因数分解:

$2^4\times 7^2\times {\mathrm{383}}^1\times {\mathrm{853}}^1$

素因数の和:1258

約数の個数: 60

約数和(自身を含む): 579462912

約数和(自身を除く): 323330896

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 383, 392, 766, 784, 853, 1532, 1706, 2681, 3064, 3412, 5362, 5971, 6128, 6824, 10724, 11942, 13648, 18767, 21448, 23884, 37534, 41797, 42896, 47768, 75068, 83594, 95536, 150136, 167188, 300272, 326699, 334376, 653398, 668752, 1306796, 2286893, 2613592, 4573786, 5227184, 9147572, 16008251, 18295144, 32016502, 36590288, 64033004, 128066008, 256132016]

約数ペア:

[(1, 256132016), (2, 128066008), (4, 64033004), (7, 36590288), (8, 32016502), (14, 18295144), (16, 16008251), (28, 9147572), (49, 5227184), (56, 4573786), (98, 2613592), (112, 2286893), (196, 1306796), (383, 668752), (392, 653398), (766, 334376), (784, 326699), (853, 300272), (1532, 167188), (1706, 150136), (2681, 95536), (3064, 83594), (3412, 75068), (5362, 47768), (5971, 42896), (6128, 41797), (6824, 37534), (10724, 23884), (11942, 21448), (13648, 18767)]