320436688

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{3257}}^1$

素因数の和:3332

約数の個数: 80

約数和(自身を含む): 746577216

約数和(自身を除く): 426140528

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 43, 44, 52, 86, 88, 104, 143, 172, 176, 208, 286, 344, 473, 559, 572, 688, 946, 1118, 1144, 1892, 2236, 2288, 3257, 3784, 4472, 6149, 6514, 7568, 8944, 12298, 13028, 24596, 26056, 35827, 42341, 49192, 52112, 71654, 84682, 98384, 140051, 143308, 169364, 280102, 286616, 338728, 465751, 560204, 573232, 677456, 931502, 1120408, 1540561, 1820663, 1863004, 2240816, 3081122, 3641326, 3726008, 6162244, 7282652, 7452016, 12324488, 14565304, 20027293, 24648976, 29130608, 40054586, 80109172, 160218344, 320436688]

約数ペア:

[(1, 320436688), (2, 160218344), (4, 80109172), (8, 40054586), (11, 29130608), (13, 24648976), (16, 20027293), (22, 14565304), (26, 12324488), (43, 7452016), (44, 7282652), (52, 6162244), (86, 3726008), (88, 3641326), (104, 3081122), (143, 2240816), (172, 1863004), (176, 1820663), (208, 1540561), (286, 1120408), (344, 931502), (473, 677456), (559, 573232), (572, 560204), (688, 465751), (946, 338728), (1118, 286616), (1144, 280102), (1892, 169364), (2236, 143308), (2288, 140051), (3257, 98384), (3784, 84682), (4472, 71654), (6149, 52112), (6514, 49192), (7568, 42341), (8944, 35827), (12298, 26056), (13028, 24596)]