720021618

素因数分解:

$2^1\times 3^2\times {\mathrm{107}}^1\times {\mathrm{283}}^1\times {\mathrm{1321}}^1$

素因数の和:1719

約数の個数: 48

約数和(自身を含む): 1581386976

約数和(自身を除く): 861365358

約数列:

[1, 2, 3, 6, 9, 18, 107, 214, 283, 321, 566, 642, 849, 963, 1321, 1698, 1926, 2547, 2642, 3963, 5094, 7926, 11889, 23778, 30281, 60562, 90843, 141347, 181686, 272529, 282694, 373843, 424041, 545058, 747686, 848082, 1121529, 1272123, 2243058, 2544246, 3364587, 6729174, 40001201, 80002402, 120003603, 240007206, 360010809, 720021618]

約数ペア:

[(1, 720021618), (2, 360010809), (3, 240007206), (6, 120003603), (9, 80002402), (18, 40001201), (107, 6729174), (214, 3364587), (283, 2544246), (321, 2243058), (566, 1272123), (642, 1121529), (849, 848082), (963, 747686), (1321, 545058), (1698, 424041), (1926, 373843), (2547, 282694), (2642, 272529), (3963, 181686), (5094, 141347), (7926, 90843), (11889, 60562), (23778, 30281)]