319631680

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{52571}}^1$

素因数の和:52607

約数の個数: 56

約数和(自身を含む): 801197280

約数和(自身を除く): 481565600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 52571, 105142, 210284, 262855, 420568, 525710, 841136, 998849, 1051420, 1682272, 1997698, 2102840, 3364544, 3995396, 4205680, 4994245, 7990792, 8411360, 9988490, 15981584, 16822720, 19976980, 31963168, 39953960, 63926336, 79907920, 159815840, 319631680]

約数ペア:

[(1, 319631680), (2, 159815840), (4, 79907920), (5, 63926336), (8, 39953960), (10, 31963168), (16, 19976980), (19, 16822720), (20, 15981584), (32, 9988490), (38, 8411360), (40, 7990792), (64, 4994245), (76, 4205680), (80, 3995396), (95, 3364544), (152, 2102840), (160, 1997698), (190, 1682272), (304, 1051420), (320, 998849), (380, 841136), (608, 525710), (760, 420568), (1216, 262855), (1520, 210284), (3040, 105142), (6080, 52571)]