240407280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{379}}^1\times {\mathrm{881}}^1$

素因数の和:1279

約数の個数: 120

約数和(自身を含む): 810416880

約数和(自身を除く): 570009600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 379, 720, 758, 881, 1137, 1516, 1762, 1895, 2274, 2643, 3032, 3411, 3524, 3790, 4405, 4548, 5286, 5685, 6064, 6822, 7048, 7580, 7929, 8810, 9096, 10572, 11370, 13215, 13644, 14096, 15160, 15858, 17055, 17620, 18192, 21144, 22740, 26430, 27288, 30320, 31716, 34110, 35240, 39645, 42288, 45480, 52860, 54576, 63432, 68220, 70480, 79290, 90960, 105720, 126864, 136440, 158580, 211440, 272880, 317160, 333899, 634320, 667798, 1001697, 1335596, 1669495, 2003394, 2671192, 3005091, 3338990, 4006788, 5008485, 5342384, 6010182, 6677980, 8013576, 10016970, 12020364, 13355960, 15025455, 16027152, 20033940, 24040728, 26711920, 30050910, 40067880, 48081456, 60101820, 80135760, 120203640, 240407280]

約数ペア:

[(1, 240407280), (2, 120203640), (3, 80135760), (4, 60101820), (5, 48081456), (6, 40067880), (8, 30050910), (9, 26711920), (10, 24040728), (12, 20033940), (15, 16027152), (16, 15025455), (18, 13355960), (20, 12020364), (24, 10016970), (30, 8013576), (36, 6677980), (40, 6010182), (45, 5342384), (48, 5008485), (60, 4006788), (72, 3338990), (80, 3005091), (90, 2671192), (120, 2003394), (144, 1669495), (180, 1335596), (240, 1001697), (360, 667798), (379, 634320), (720, 333899), (758, 317160), (881, 272880), (1137, 211440), (1516, 158580), (1762, 136440), (1895, 126864), (2274, 105720), (2643, 90960), (3032, 79290), (3411, 70480), (3524, 68220), (3790, 63432), (4405, 54576), (4548, 52860), (5286, 45480), (5685, 42288), (6064, 39645), (6822, 35240), (7048, 34110), (7580, 31716), (7929, 30320), (8810, 27288), (9096, 26430), (10572, 22740), (11370, 21144), (13215, 18192), (13644, 17620), (14096, 17055), (15160, 15858)]