1283175720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{25643}}^1$

素因数の和:25799

約数の個数: 96

約数和(自身を含む): 4200487200

約数和(自身を除く): 2917311480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 139, 180, 278, 360, 417, 556, 695, 834, 1112, 1251, 1390, 1668, 2085, 2502, 2780, 3336, 4170, 5004, 5560, 6255, 8340, 10008, 12510, 16680, 25020, 25643, 50040, 51286, 76929, 102572, 128215, 153858, 205144, 230787, 256430, 307716, 384645, 461574, 512860, 615432, 769290, 923148, 1025720, 1153935, 1538580, 1846296, 2307870, 3077160, 3564377, 4615740, 7128754, 9231480, 10693131, 14257508, 17821885, 21386262, 28515016, 32079393, 35643770, 42772524, 53465655, 64158786, 71287540, 85545048, 106931310, 128317572, 142575080, 160396965, 213862620, 256635144, 320793930, 427725240, 641587860, 1283175720]

約数ペア:

[(1, 1283175720), (2, 641587860), (3, 427725240), (4, 320793930), (5, 256635144), (6, 213862620), (8, 160396965), (9, 142575080), (10, 128317572), (12, 106931310), (15, 85545048), (18, 71287540), (20, 64158786), (24, 53465655), (30, 42772524), (36, 35643770), (40, 32079393), (45, 28515016), (60, 21386262), (72, 17821885), (90, 14257508), (120, 10693131), (139, 9231480), (180, 7128754), (278, 4615740), (360, 3564377), (417, 3077160), (556, 2307870), (695, 1846296), (834, 1538580), (1112, 1153935), (1251, 1025720), (1390, 923148), (1668, 769290), (2085, 615432), (2502, 512860), (2780, 461574), (3336, 384645), (4170, 307716), (5004, 256430), (5560, 230787), (6255, 205144), (8340, 153858), (10008, 128215), (12510, 102572), (16680, 76929), (25020, 51286), (25643, 50040)]