47678940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{7159}}^1$

素因数の和:7211

約数の個数: 72

約数和(自身を含む): 148555680

約数和(自身を除く): 100876740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 74, 90, 111, 148, 180, 185, 222, 333, 370, 444, 555, 666, 740, 1110, 1332, 1665, 2220, 3330, 6660, 7159, 14318, 21477, 28636, 35795, 42954, 64431, 71590, 85908, 107385, 128862, 143180, 214770, 257724, 264883, 322155, 429540, 529766, 644310, 794649, 1059532, 1288620, 1324415, 1589298, 2383947, 2648830, 3178596, 3973245, 4767894, 5297660, 7946490, 9535788, 11919735, 15892980, 23839470, 47678940]

約数ペア:

[(1, 47678940), (2, 23839470), (3, 15892980), (4, 11919735), (5, 9535788), (6, 7946490), (9, 5297660), (10, 4767894), (12, 3973245), (15, 3178596), (18, 2648830), (20, 2383947), (30, 1589298), (36, 1324415), (37, 1288620), (45, 1059532), (60, 794649), (74, 644310), (90, 529766), (111, 429540), (148, 322155), (180, 264883), (185, 257724), (222, 214770), (333, 143180), (370, 128862), (444, 107385), (555, 85908), (666, 71590), (740, 64431), (1110, 42954), (1332, 35795), (1665, 28636), (2220, 21477), (3330, 14318), (6660, 7159)]