319056080

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{5227}}^1$

素因数の和:5356

約数の個数: 80

約数和(自身を含む): 855719040

約数和(自身を除く): 536662960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 109, 112, 140, 218, 280, 436, 545, 560, 763, 872, 1090, 1526, 1744, 2180, 3052, 3815, 4360, 5227, 6104, 7630, 8720, 10454, 12208, 15260, 20908, 26135, 30520, 36589, 41816, 52270, 61040, 73178, 83632, 104540, 146356, 182945, 209080, 292712, 365890, 418160, 569743, 585424, 731780, 1139486, 1463560, 2278972, 2848715, 2927120, 3988201, 4557944, 5697430, 7976402, 9115888, 11394860, 15952804, 19941005, 22789720, 31905608, 39882010, 45579440, 63811216, 79764020, 159528040, 319056080]

約数ペア:

[(1, 319056080), (2, 159528040), (4, 79764020), (5, 63811216), (7, 45579440), (8, 39882010), (10, 31905608), (14, 22789720), (16, 19941005), (20, 15952804), (28, 11394860), (35, 9115888), (40, 7976402), (56, 5697430), (70, 4557944), (80, 3988201), (109, 2927120), (112, 2848715), (140, 2278972), (218, 1463560), (280, 1139486), (436, 731780), (545, 585424), (560, 569743), (763, 418160), (872, 365890), (1090, 292712), (1526, 209080), (1744, 182945), (2180, 146356), (3052, 104540), (3815, 83632), (4360, 73178), (5227, 61040), (6104, 52270), (7630, 41816), (8720, 36589), (10454, 30520), (12208, 26135), (15260, 20908)]