16326911440

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{128437}}^1$

素因数の和:128684

約数の個数: 80

約数和(自身を含む): 43574389632

約数和(自身を除く): 27247478192

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 227, 280, 454, 560, 908, 1135, 1589, 1816, 2270, 3178, 3632, 4540, 6356, 7945, 9080, 12712, 15890, 18160, 25424, 31780, 63560, 127120, 128437, 256874, 513748, 642185, 899059, 1027496, 1284370, 1798118, 2054992, 2568740, 3596236, 4495295, 5137480, 7192472, 8990590, 10274960, 14384944, 17981180, 29155199, 35962360, 58310398, 71924720, 116620796, 145775995, 204086393, 233241592, 291551990, 408172786, 466483184, 583103980, 816345572, 1020431965, 1166207960, 1632691144, 2040863930, 2332415920, 3265382288, 4081727860, 8163455720, 16326911440]

約数ペア:

[(1, 16326911440), (2, 8163455720), (4, 4081727860), (5, 3265382288), (7, 2332415920), (8, 2040863930), (10, 1632691144), (14, 1166207960), (16, 1020431965), (20, 816345572), (28, 583103980), (35, 466483184), (40, 408172786), (56, 291551990), (70, 233241592), (80, 204086393), (112, 145775995), (140, 116620796), (227, 71924720), (280, 58310398), (454, 35962360), (560, 29155199), (908, 17981180), (1135, 14384944), (1589, 10274960), (1816, 8990590), (2270, 7192472), (3178, 5137480), (3632, 4495295), (4540, 3596236), (6356, 2568740), (7945, 2054992), (9080, 1798118), (12712, 1284370), (15890, 1027496), (18160, 899059), (25424, 642185), (31780, 513748), (63560, 256874), (127120, 128437)]