68706780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{30949}}^1$

素因数の和:30998

約数の個数: 48

約数和(自身を含む): 197584800

約数和(自身を除く): 128878020

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 30949, 61898, 92847, 123796, 154745, 185694, 309490, 371388, 464235, 618980, 928470, 1145113, 1856940, 2290226, 3435339, 4580452, 5725565, 6870678, 11451130, 13741356, 17176695, 22902260, 34353390, 68706780]

約数ペア:

[(1, 68706780), (2, 34353390), (3, 22902260), (4, 17176695), (5, 13741356), (6, 11451130), (10, 6870678), (12, 5725565), (15, 4580452), (20, 3435339), (30, 2290226), (37, 1856940), (60, 1145113), (74, 928470), (111, 618980), (148, 464235), (185, 371388), (222, 309490), (370, 185694), (444, 154745), (555, 123796), (740, 92847), (1110, 61898), (2220, 30949)]