780504720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{10259}}^1$

素因数の和:10592

約数の個数: 80

約数和(自身を含む): 2427433920

約数和(自身を除く): 1646929200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 317, 634, 951, 1268, 1585, 1902, 2536, 3170, 3804, 4755, 5072, 6340, 7608, 9510, 10259, 12680, 15216, 19020, 20518, 25360, 30777, 38040, 41036, 51295, 61554, 76080, 82072, 102590, 123108, 153885, 164144, 205180, 246216, 307770, 410360, 492432, 615540, 820720, 1231080, 2462160, 3252103, 6504206, 9756309, 13008412, 16260515, 19512618, 26016824, 32521030, 39025236, 48781545, 52033648, 65042060, 78050472, 97563090, 130084120, 156100944, 195126180, 260168240, 390252360, 780504720]

約数ペア:

[(1, 780504720), (2, 390252360), (3, 260168240), (4, 195126180), (5, 156100944), (6, 130084120), (8, 97563090), (10, 78050472), (12, 65042060), (15, 52033648), (16, 48781545), (20, 39025236), (24, 32521030), (30, 26016824), (40, 19512618), (48, 16260515), (60, 13008412), (80, 9756309), (120, 6504206), (240, 3252103), (317, 2462160), (634, 1231080), (951, 820720), (1268, 615540), (1585, 492432), (1902, 410360), (2536, 307770), (3170, 246216), (3804, 205180), (4755, 164144), (5072, 153885), (6340, 123108), (7608, 102590), (9510, 82072), (10259, 76080), (12680, 61554), (15216, 51295), (19020, 41036), (20518, 38040), (25360, 30777)]