781140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{277}}^1$

素因数の和:336

約数の個数: 48

約数和(自身を含む): 2241792

約数和(自身を除く): 1460652

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 94, 141, 188, 235, 277, 282, 470, 554, 564, 705, 831, 940, 1108, 1385, 1410, 1662, 2770, 2820, 3324, 4155, 5540, 8310, 13019, 16620, 26038, 39057, 52076, 65095, 78114, 130190, 156228, 195285, 260380, 390570, 781140]

約数ペア:

[(1, 781140), (2, 390570), (3, 260380), (4, 195285), (5, 156228), (6, 130190), (10, 78114), (12, 65095), (15, 52076), (20, 39057), (30, 26038), (47, 16620), (60, 13019), (94, 8310), (141, 5540), (188, 4155), (235, 3324), (277, 2820), (282, 2770), (470, 1662), (554, 1410), (564, 1385), (705, 1108), (831, 940)]