64490640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{379}}^1\times {\mathrm{709}}^1$

素因数の和:1104

約数の個数: 80

約数和(自身を含む): 200731200

約数和(自身を除く): 136240560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 379, 709, 758, 1137, 1418, 1516, 1895, 2127, 2274, 2836, 3032, 3545, 3790, 4254, 4548, 5672, 5685, 6064, 7090, 7580, 8508, 9096, 10635, 11344, 11370, 14180, 15160, 17016, 18192, 21270, 22740, 28360, 30320, 34032, 42540, 45480, 56720, 85080, 90960, 170160, 268711, 537422, 806133, 1074844, 1343555, 1612266, 2149688, 2687110, 3224532, 4030665, 4299376, 5374220, 6449064, 8061330, 10748440, 12898128, 16122660, 21496880, 32245320, 64490640]

約数ペア:

[(1, 64490640), (2, 32245320), (3, 21496880), (4, 16122660), (5, 12898128), (6, 10748440), (8, 8061330), (10, 6449064), (12, 5374220), (15, 4299376), (16, 4030665), (20, 3224532), (24, 2687110), (30, 2149688), (40, 1612266), (48, 1343555), (60, 1074844), (80, 806133), (120, 537422), (240, 268711), (379, 170160), (709, 90960), (758, 85080), (1137, 56720), (1418, 45480), (1516, 42540), (1895, 34032), (2127, 30320), (2274, 28360), (2836, 22740), (3032, 21270), (3545, 18192), (3790, 17016), (4254, 15160), (4548, 14180), (5672, 11370), (5685, 11344), (6064, 10635), (7090, 9096), (7580, 8508)]