56123820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^2$

素因数の和:161

約数の個数: 144

約数和(自身を含む): 182773920

約数和(自身を除く): 126650100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 37, 45, 53, 54, 60, 74, 90, 106, 108, 111, 135, 148, 159, 180, 185, 212, 222, 265, 270, 318, 333, 370, 444, 477, 530, 540, 555, 636, 666, 740, 795, 954, 999, 1060, 1110, 1332, 1431, 1590, 1665, 1908, 1961, 1998, 2220, 2385, 2809, 2862, 3180, 3330, 3922, 3996, 4770, 4995, 5618, 5724, 5883, 6660, 7155, 7844, 8427, 9540, 9805, 9990, 11236, 11766, 14045, 14310, 16854, 17649, 19610, 19980, 23532, 25281, 28090, 28620, 29415, 33708, 35298, 39220, 42135, 50562, 52947, 56180, 58830, 70596, 75843, 84270, 88245, 101124, 103933, 105894, 117660, 126405, 151686, 168540, 176490, 207866, 211788, 252810, 264735, 303372, 311799, 352980, 379215, 415732, 505620, 519665, 529470, 623598, 758430, 935397, 1039330, 1058940, 1247196, 1516860, 1558995, 1870794, 2078660, 2806191, 3117990, 3741588, 4676985, 5612382, 6235980, 9353970, 11224764, 14030955, 18707940, 28061910, 56123820]

約数ペア:

[(1, 56123820), (2, 28061910), (3, 18707940), (4, 14030955), (5, 11224764), (6, 9353970), (9, 6235980), (10, 5612382), (12, 4676985), (15, 3741588), (18, 3117990), (20, 2806191), (27, 2078660), (30, 1870794), (36, 1558995), (37, 1516860), (45, 1247196), (53, 1058940), (54, 1039330), (60, 935397), (74, 758430), (90, 623598), (106, 529470), (108, 519665), (111, 505620), (135, 415732), (148, 379215), (159, 352980), (180, 311799), (185, 303372), (212, 264735), (222, 252810), (265, 211788), (270, 207866), (318, 176490), (333, 168540), (370, 151686), (444, 126405), (477, 117660), (530, 105894), (540, 103933), (555, 101124), (636, 88245), (666, 84270), (740, 75843), (795, 70596), (954, 58830), (999, 56180), (1060, 52947), (1110, 50562), (1332, 42135), (1431, 39220), (1590, 35298), (1665, 33708), (1908, 29415), (1961, 28620), (1998, 28090), (2220, 25281), (2385, 23532), (2809, 19980), (2862, 19610), (3180, 17649), (3330, 16854), (3922, 14310), (3996, 14045), (4770, 11766), (4995, 11236), (5618, 9990), (5724, 9805), (5883, 9540), (6660, 8427), (7155, 7844)]