51086040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{2161}}^1$

素因数の和:2372

約数の個数: 64

約数和(自身を含む): 154107360

約数和(自身を除く): 103021320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 197, 394, 591, 788, 985, 1182, 1576, 1970, 2161, 2364, 2955, 3940, 4322, 4728, 5910, 6483, 7880, 8644, 10805, 11820, 12966, 17288, 21610, 23640, 25932, 32415, 43220, 51864, 64830, 86440, 129660, 259320, 425717, 851434, 1277151, 1702868, 2128585, 2554302, 3405736, 4257170, 5108604, 6385755, 8514340, 10217208, 12771510, 17028680, 25543020, 51086040]

約数ペア:

[(1, 51086040), (2, 25543020), (3, 17028680), (4, 12771510), (5, 10217208), (6, 8514340), (8, 6385755), (10, 5108604), (12, 4257170), (15, 3405736), (20, 2554302), (24, 2128585), (30, 1702868), (40, 1277151), (60, 851434), (120, 425717), (197, 259320), (394, 129660), (591, 86440), (788, 64830), (985, 51864), (1182, 43220), (1576, 32415), (1970, 25932), (2161, 23640), (2364, 21610), (2955, 17288), (3940, 12966), (4322, 11820), (4728, 10805), (5910, 8644), (6483, 7880)]