128253930

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{610733}}^1$

素因数の和:610750

約数の個数: 32

約数和(自身を含む): 351782784

約数和(自身を除く): 223528854

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 610733, 1221466, 1832199, 3053665, 3664398, 4275131, 6107330, 8550262, 9160995, 12825393, 18321990, 21375655, 25650786, 42751310, 64126965, 128253930]

約数ペア:

[(1, 128253930), (2, 64126965), (3, 42751310), (5, 25650786), (6, 21375655), (7, 18321990), (10, 12825393), (14, 9160995), (15, 8550262), (21, 6107330), (30, 4275131), (35, 3664398), (42, 3053665), (70, 1832199), (105, 1221466), (210, 610733)]