290532240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{2903}}^1$

素因数の和:3061

約数の個数: 120

約数和(自身を含む): 983062080

約数和(自身を除く): 692529840

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, 139, 144, 180, 240, 278, 360, 417, 556, 695, 720, 834, 1112, 1251, 1390, 1668, 2085, 2224, 2502, 2780, 2903, 3336, 4170, 5004, 5560, 5806, 6255, 6672, 8340, 8709, 10008, 11120, 11612, 12510, 14515, 16680, 17418, 20016, 23224, 25020, 26127, 29030, 33360, 34836, 43545, 46448, 50040, 52254, 58060, 69672, 87090, 100080, 104508, 116120, 130635, 139344, 174180, 209016, 232240, 261270, 348360, 403517, 418032, 522540, 696720, 807034, 1045080, 1210551, 1614068, 2017585, 2090160, 2421102, 3228136, 3631653, 4035170, 4842204, 6052755, 6456272, 7263306, 8070340, 9684408, 12105510, 14526612, 16140680, 18158265, 19368816, 24211020, 29053224, 32281360, 36316530, 48422040, 58106448, 72633060, 96844080, 145266120, 290532240]

約数ペア:

[(1, 290532240), (2, 145266120), (3, 96844080), (4, 72633060), (5, 58106448), (6, 48422040), (8, 36316530), (9, 32281360), (10, 29053224), (12, 24211020), (15, 19368816), (16, 18158265), (18, 16140680), (20, 14526612), (24, 12105510), (30, 9684408), (36, 8070340), (40, 7263306), (45, 6456272), (48, 6052755), (60, 4842204), (72, 4035170), (80, 3631653), (90, 3228136), (120, 2421102), (139, 2090160), (144, 2017585), (180, 1614068), (240, 1210551), (278, 1045080), (360, 807034), (417, 696720), (556, 522540), (695, 418032), (720, 403517), (834, 348360), (1112, 261270), (1251, 232240), (1390, 209016), (1668, 174180), (2085, 139344), (2224, 130635), (2502, 116120), (2780, 104508), (2903, 100080), (3336, 87090), (4170, 69672), (5004, 58060), (5560, 52254), (5806, 50040), (6255, 46448), (6672, 43545), (8340, 34836), (8709, 33360), (10008, 29030), (11120, 26127), (11612, 25020), (12510, 23224), (14515, 20016), (16680, 17418)]