68978840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{10711}}^1$

素因数の和:10752

約数の個数: 64

約数和(自身を含む): 185103360

約数和(自身を除く): 116124520

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 10711, 21422, 42844, 53555, 74977, 85688, 107110, 149954, 214220, 246353, 299908, 374885, 428440, 492706, 599816, 749770, 985412, 1231765, 1499540, 1724471, 1970824, 2463530, 2999080, 3448942, 4927060, 6897884, 8622355, 9854120, 13795768, 17244710, 34489420, 68978840]

約数ペア:

[(1, 68978840), (2, 34489420), (4, 17244710), (5, 13795768), (7, 9854120), (8, 8622355), (10, 6897884), (14, 4927060), (20, 3448942), (23, 2999080), (28, 2463530), (35, 1970824), (40, 1724471), (46, 1499540), (56, 1231765), (70, 985412), (92, 749770), (115, 599816), (140, 492706), (161, 428440), (184, 374885), (230, 299908), (280, 246353), (322, 214220), (460, 149954), (644, 107110), (805, 85688), (920, 74977), (1288, 53555), (1610, 42844), (3220, 21422), (6440, 10711)]