68902980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{11839}}^1$

素因数の和:11948

約数の個数: 48

約数和(自身を含む): 194933760

約数和(自身を除く): 126030780

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 97, 194, 291, 388, 485, 582, 970, 1164, 1455, 1940, 2910, 5820, 11839, 23678, 35517, 47356, 59195, 71034, 118390, 142068, 177585, 236780, 355170, 710340, 1148383, 2296766, 3445149, 4593532, 5741915, 6890298, 11483830, 13780596, 17225745, 22967660, 34451490, 68902980]

約数ペア:

[(1, 68902980), (2, 34451490), (3, 22967660), (4, 17225745), (5, 13780596), (6, 11483830), (10, 6890298), (12, 5741915), (15, 4593532), (20, 3445149), (30, 2296766), (60, 1148383), (97, 710340), (194, 355170), (291, 236780), (388, 177585), (485, 142068), (582, 118390), (970, 71034), (1164, 59195), (1455, 47356), (1940, 35517), (2910, 23678), (5820, 11839)]