128567180

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{127}}^1\times {\mathrm{1033}}^1$

素因数の和:1183

約数の個数: 72

約数和(自身を含む): 316850688

約数和(自身を除く): 188283508

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 127, 140, 196, 245, 254, 490, 508, 635, 889, 980, 1033, 1270, 1778, 2066, 2540, 3556, 4132, 4445, 5165, 6223, 7231, 8890, 10330, 12446, 14462, 17780, 20660, 24892, 28924, 31115, 36155, 50617, 62230, 72310, 101234, 124460, 131191, 144620, 202468, 253085, 262382, 506170, 524764, 655955, 918337, 1012340, 1311910, 1836674, 2623820, 3673348, 4591685, 6428359, 9183370, 12856718, 18366740, 25713436, 32141795, 64283590, 128567180]

約数ペア:

[(1, 128567180), (2, 64283590), (4, 32141795), (5, 25713436), (7, 18366740), (10, 12856718), (14, 9183370), (20, 6428359), (28, 4591685), (35, 3673348), (49, 2623820), (70, 1836674), (98, 1311910), (127, 1012340), (140, 918337), (196, 655955), (245, 524764), (254, 506170), (490, 262382), (508, 253085), (635, 202468), (889, 144620), (980, 131191), (1033, 124460), (1270, 101234), (1778, 72310), (2066, 62230), (2540, 50617), (3556, 36155), (4132, 31115), (4445, 28924), (5165, 24892), (6223, 20660), (7231, 17780), (8890, 14462), (10330, 12446)]