1377918780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{3280759}}^1$

素因数の和:3280778

約数の個数: 48

約数和(自身を含む): 4409341440

約数和(自身を除く): 3031422660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 3280759, 6561518, 9842277, 13123036, 16403795, 19684554, 22965313, 32807590, 39369108, 45930626, 49211385, 65615180, 68895939, 91861252, 98422770, 114826565, 137791878, 196845540, 229653130, 275583756, 344479695, 459306260, 688959390, 1377918780]

約数ペア:

[(1, 1377918780), (2, 688959390), (3, 459306260), (4, 344479695), (5, 275583756), (6, 229653130), (7, 196845540), (10, 137791878), (12, 114826565), (14, 98422770), (15, 91861252), (20, 68895939), (21, 65615180), (28, 49211385), (30, 45930626), (35, 39369108), (42, 32807590), (60, 22965313), (70, 19684554), (84, 16403795), (105, 13123036), (140, 9842277), (210, 6561518), (420, 3280759)]