78847140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{431}}^1\times {\mathrm{3049}}^1$

素因数の和:3492

約数の個数: 48

約数和(自身を含む): 221356800

約数和(自身を除く): 142509660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 431, 862, 1293, 1724, 2155, 2586, 3049, 4310, 5172, 6098, 6465, 8620, 9147, 12196, 12930, 15245, 18294, 25860, 30490, 36588, 45735, 60980, 91470, 182940, 1314119, 2628238, 3942357, 5256476, 6570595, 7884714, 13141190, 15769428, 19711785, 26282380, 39423570, 78847140]

約数ペア:

[(1, 78847140), (2, 39423570), (3, 26282380), (4, 19711785), (5, 15769428), (6, 13141190), (10, 7884714), (12, 6570595), (15, 5256476), (20, 3942357), (30, 2628238), (60, 1314119), (431, 182940), (862, 91470), (1293, 60980), (1724, 45735), (2155, 36588), (2586, 30490), (3049, 25860), (4310, 18294), (5172, 15245), (6098, 12930), (6465, 12196), (8620, 9147)]