642111180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{227699}}^1$

素因数の和:227758

約数の個数: 48

約数和(自身を含む): 1836172800

約数和(自身を除く): 1194061620

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 282, 470, 564, 705, 940, 1410, 2820, 227699, 455398, 683097, 910796, 1138495, 1366194, 2276990, 2732388, 3415485, 4553980, 6830970, 10701853, 13661940, 21403706, 32105559, 42807412, 53509265, 64211118, 107018530, 128422236, 160527795, 214037060, 321055590, 642111180]

約数ペア:

[(1, 642111180), (2, 321055590), (3, 214037060), (4, 160527795), (5, 128422236), (6, 107018530), (10, 64211118), (12, 53509265), (15, 42807412), (20, 32105559), (30, 21403706), (47, 13661940), (60, 10701853), (94, 6830970), (141, 4553980), (188, 3415485), (235, 2732388), (282, 2276990), (470, 1366194), (564, 1138495), (705, 910796), (940, 683097), (1410, 455398), (2820, 227699)]