207958734540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{2744243}}^1$

素因数の和:2744679

約数の個数: 72

約数和(自身を含む): 632306748528

約数和(自身を除く): 424348013988

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 421, 842, 1263, 1684, 2105, 2526, 3789, 4210, 5052, 6315, 7578, 8420, 12630, 15156, 18945, 25260, 37890, 75780, 2744243, 5488486, 8232729, 10976972, 13721215, 16465458, 24698187, 27442430, 32930916, 41163645, 49396374, 54884860, 82327290, 98792748, 123490935, 164654580, 246981870, 493963740, 1155326303, 2310652606, 3465978909, 4621305212, 5776631515, 6931957818, 10397936727, 11553263030, 13863915636, 17329894545, 20795873454, 23106526060, 34659789090, 41591746908, 51989683635, 69319578180, 103979367270, 207958734540]

約数ペア:

[(1, 207958734540), (2, 103979367270), (3, 69319578180), (4, 51989683635), (5, 41591746908), (6, 34659789090), (9, 23106526060), (10, 20795873454), (12, 17329894545), (15, 13863915636), (18, 11553263030), (20, 10397936727), (30, 6931957818), (36, 5776631515), (45, 4621305212), (60, 3465978909), (90, 2310652606), (180, 1155326303), (421, 493963740), (842, 246981870), (1263, 164654580), (1684, 123490935), (2105, 98792748), (2526, 82327290), (3789, 54884860), (4210, 49396374), (5052, 41163645), (6315, 32930916), (7578, 27442430), (8420, 24698187), (12630, 16465458), (15156, 13721215), (18945, 10976972), (25260, 8232729), (37890, 5488486), (75780, 2744243)]