201730845

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:274

約数の個数: 64

約数和(自身を含む): 346705920

約数和(自身を除く): 144975075

約数列:

[1, 3, 5, 15, 37, 43, 79, 107, 111, 129, 185, 215, 237, 321, 395, 535, 555, 645, 1185, 1591, 1605, 2923, 3397, 3959, 4601, 4773, 7955, 8453, 8769, 10191, 11877, 13803, 14615, 16985, 19795, 23005, 23865, 25359, 42265, 43845, 50955, 59385, 69015, 125689, 126795, 170237, 312761, 363479, 377067, 510711, 628445, 851185, 938283, 1090437, 1563805, 1817395, 1885335, 2553555, 4691415, 5452185, 13448723, 40346169, 67243615, 201730845]

約数ペア:

[(1, 201730845), (3, 67243615), (5, 40346169), (15, 13448723), (37, 5452185), (43, 4691415), (79, 2553555), (107, 1885335), (111, 1817395), (129, 1563805), (185, 1090437), (215, 938283), (237, 851185), (321, 628445), (395, 510711), (535, 377067), (555, 363479), (645, 312761), (1185, 170237), (1591, 126795), (1605, 125689), (2923, 69015), (3397, 59385), (3959, 50955), (4601, 43845), (4773, 42265), (7955, 25359), (8453, 23865), (8769, 23005), (10191, 19795), (11877, 16985), (13803, 14615)]