256410846

素因数分解:

$2^1\times 3^4\times {\mathrm{619}}^1\times {\mathrm{2557}}^1$

素因数の和:3190

約数の個数: 40

約数和(自身を含む): 575703480

約数和(自身を除く): 319292634

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 619, 1238, 1857, 2557, 3714, 5114, 5571, 7671, 11142, 15342, 16713, 23013, 33426, 46026, 50139, 69039, 100278, 138078, 207117, 414234, 1582783, 3165566, 4748349, 9496698, 14245047, 28490094, 42735141, 85470282, 128205423, 256410846]

約数ペア:

[(1, 256410846), (2, 128205423), (3, 85470282), (6, 42735141), (9, 28490094), (18, 14245047), (27, 9496698), (54, 4748349), (81, 3165566), (162, 1582783), (619, 414234), (1238, 207117), (1857, 138078), (2557, 100278), (3714, 69039), (5114, 50139), (5571, 46026), (7671, 33426), (11142, 23013), (15342, 16713)]