56359980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{353}}^1\times {\mathrm{887}}^1$

素因数の和:1255

約数の個数: 72

約数和(自身を含む): 171636192

約数和(自身を除く): 115276212

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 353, 706, 887, 1059, 1412, 1765, 1774, 2118, 2661, 3177, 3530, 3548, 4236, 4435, 5295, 5322, 6354, 7060, 7983, 8870, 10590, 10644, 12708, 13305, 15885, 15966, 17740, 21180, 26610, 31770, 31932, 39915, 53220, 63540, 79830, 159660, 313111, 626222, 939333, 1252444, 1565555, 1878666, 2817999, 3131110, 3757332, 4696665, 5635998, 6262220, 9393330, 11271996, 14089995, 18786660, 28179990, 56359980]

約数ペア:

[(1, 56359980), (2, 28179990), (3, 18786660), (4, 14089995), (5, 11271996), (6, 9393330), (9, 6262220), (10, 5635998), (12, 4696665), (15, 3757332), (18, 3131110), (20, 2817999), (30, 1878666), (36, 1565555), (45, 1252444), (60, 939333), (90, 626222), (180, 313111), (353, 159660), (706, 79830), (887, 63540), (1059, 53220), (1412, 39915), (1765, 31932), (1774, 31770), (2118, 26610), (2661, 21180), (3177, 17740), (3530, 15966), (3548, 15885), (4236, 13305), (4435, 12708), (5295, 10644), (5322, 10590), (6354, 8870), (7060, 7983)]