81870780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{337}}^1\times {\mathrm{4049}}^1$

素因数の和:4398

約数の個数: 48

約数和(自身を含む): 229975200

約数和(自身を除く): 148104420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 337, 674, 1011, 1348, 1685, 2022, 3370, 4044, 4049, 5055, 6740, 8098, 10110, 12147, 16196, 20220, 20245, 24294, 40490, 48588, 60735, 80980, 121470, 242940, 1364513, 2729026, 4093539, 5458052, 6822565, 8187078, 13645130, 16374156, 20467695, 27290260, 40935390, 81870780]

約数ペア:

[(1, 81870780), (2, 40935390), (3, 27290260), (4, 20467695), (5, 16374156), (6, 13645130), (10, 8187078), (12, 6822565), (15, 5458052), (20, 4093539), (30, 2729026), (60, 1364513), (337, 242940), (674, 121470), (1011, 80980), (1348, 60735), (1685, 48588), (2022, 40490), (3370, 24294), (4044, 20245), (4049, 20220), (5055, 16196), (6740, 12147), (8098, 10110)]