81148770

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{8123}}^1$

素因数の和:8176

約数の個数: 64

約数和(自身を含む): 222272640

約数和(自身を除く): 141123870

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 37, 45, 54, 74, 90, 111, 135, 185, 222, 270, 333, 370, 555, 666, 999, 1110, 1665, 1998, 3330, 4995, 8123, 9990, 16246, 24369, 40615, 48738, 73107, 81230, 121845, 146214, 219321, 243690, 300551, 365535, 438642, 601102, 731070, 901653, 1096605, 1502755, 1803306, 2193210, 2704959, 3005510, 4508265, 5409918, 8114877, 9016530, 13524795, 16229754, 27049590, 40574385, 81148770]

約数ペア:

[(1, 81148770), (2, 40574385), (3, 27049590), (5, 16229754), (6, 13524795), (9, 9016530), (10, 8114877), (15, 5409918), (18, 4508265), (27, 3005510), (30, 2704959), (37, 2193210), (45, 1803306), (54, 1502755), (74, 1096605), (90, 901653), (111, 731070), (135, 601102), (185, 438642), (222, 365535), (270, 300551), (333, 243690), (370, 219321), (555, 146214), (666, 121845), (999, 81230), (1110, 73107), (1665, 48738), (1998, 40615), (3330, 24369), (4995, 16246), (8123, 9990)]