1275948990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{248723}}^1$

素因数の和:248758

約数の個数: 64

約数和(自身を含む): 3581625600

約数和(自身を除く): 2305676610

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 90, 95, 114, 135, 171, 190, 270, 285, 342, 513, 570, 855, 1026, 1710, 2565, 5130, 248723, 497446, 746169, 1243615, 1492338, 2238507, 2487230, 3730845, 4477014, 4725737, 6715521, 7461690, 9451474, 11192535, 13431042, 14177211, 22385070, 23628685, 28354422, 33577605, 42531633, 47257370, 67155210, 70886055, 85063266, 127594899, 141772110, 212658165, 255189798, 425316330, 637974495, 1275948990]

約数ペア:

[(1, 1275948990), (2, 637974495), (3, 425316330), (5, 255189798), (6, 212658165), (9, 141772110), (10, 127594899), (15, 85063266), (18, 70886055), (19, 67155210), (27, 47257370), (30, 42531633), (38, 33577605), (45, 28354422), (54, 23628685), (57, 22385070), (90, 14177211), (95, 13431042), (114, 11192535), (135, 9451474), (171, 7461690), (190, 6715521), (270, 4725737), (285, 4477014), (342, 3730845), (513, 2487230), (570, 2238507), (855, 1492338), (1026, 1243615), (1710, 746169), (2565, 497446), (5130, 248723)]