256221432

素因数分解:

$2^3\times 3^2\times {\mathrm{619}}^1\times {\mathrm{5749}}^1$

素因数の和:6380

約数の個数: 48

約数和(自身を含む): 695175000

約数和(自身を除く): 438953568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 619, 1238, 1857, 2476, 3714, 4952, 5571, 5749, 7428, 11142, 11498, 14856, 17247, 22284, 22996, 34494, 44568, 45992, 51741, 68988, 103482, 137976, 206964, 413928, 3558631, 7117262, 10675893, 14234524, 21351786, 28469048, 32027679, 42703572, 64055358, 85407144, 128110716, 256221432]

約数ペア:

[(1, 256221432), (2, 128110716), (3, 85407144), (4, 64055358), (6, 42703572), (8, 32027679), (9, 28469048), (12, 21351786), (18, 14234524), (24, 10675893), (36, 7117262), (72, 3558631), (619, 413928), (1238, 206964), (1857, 137976), (2476, 103482), (3714, 68988), (4952, 51741), (5571, 45992), (5749, 44568), (7428, 34494), (11142, 22996), (11498, 22284), (14856, 17247)]