1280070

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{431}}^1$

素因数の和:458

約数の個数: 64

約数和(自身を含む): 3732480

約数和(自身を除く): 2452410

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 90, 99, 110, 135, 165, 198, 270, 297, 330, 431, 495, 594, 862, 990, 1293, 1485, 2155, 2586, 2970, 3879, 4310, 4741, 6465, 7758, 9482, 11637, 12930, 14223, 19395, 23274, 23705, 28446, 38790, 42669, 47410, 58185, 71115, 85338, 116370, 128007, 142230, 213345, 256014, 426690, 640035, 1280070]

約数ペア:

[(1, 1280070), (2, 640035), (3, 426690), (5, 256014), (6, 213345), (9, 142230), (10, 128007), (11, 116370), (15, 85338), (18, 71115), (22, 58185), (27, 47410), (30, 42669), (33, 38790), (45, 28446), (54, 23705), (55, 23274), (66, 19395), (90, 14223), (99, 12930), (110, 11637), (135, 9482), (165, 7758), (198, 6465), (270, 4741), (297, 4310), (330, 3879), (431, 2970), (495, 2586), (594, 2155), (862, 1485), (990, 1293)]