68408784

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{6691}}^1$

素因数の和:6776

約数の個数: 60

約数和(自身を含む): 194175072

約数和(自身を除く): 125766288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 142, 144, 213, 284, 426, 568, 639, 852, 1136, 1278, 1704, 2556, 3408, 5112, 6691, 10224, 13382, 20073, 26764, 40146, 53528, 60219, 80292, 107056, 120438, 160584, 240876, 321168, 475061, 481752, 950122, 963504, 1425183, 1900244, 2850366, 3800488, 4275549, 5700732, 7600976, 8551098, 11401464, 17102196, 22802928, 34204392, 68408784]

約数ペア:

[(1, 68408784), (2, 34204392), (3, 22802928), (4, 17102196), (6, 11401464), (8, 8551098), (9, 7600976), (12, 5700732), (16, 4275549), (18, 3800488), (24, 2850366), (36, 1900244), (48, 1425183), (71, 963504), (72, 950122), (142, 481752), (144, 475061), (213, 321168), (284, 240876), (426, 160584), (568, 120438), (639, 107056), (852, 80292), (1136, 60219), (1278, 53528), (1704, 40146), (2556, 26764), (3408, 20073), (5112, 13382), (6691, 10224)]