81110520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{225307}}^1$

素因数の和:225324

約数の個数: 48

約数和(自身を含む): 263610360

約数和(自身を除く): 182499840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 225307, 450614, 675921, 901228, 1126535, 1351842, 1802456, 2027763, 2253070, 2703684, 3379605, 4055526, 4506140, 5407368, 6759210, 8111052, 9012280, 10138815, 13518420, 16222104, 20277630, 27036840, 40555260, 81110520]

約数ペア:

[(1, 81110520), (2, 40555260), (3, 27036840), (4, 20277630), (5, 16222104), (6, 13518420), (8, 10138815), (9, 9012280), (10, 8111052), (12, 6759210), (15, 5407368), (18, 4506140), (20, 4055526), (24, 3379605), (30, 2703684), (36, 2253070), (40, 2027763), (45, 1802456), (60, 1351842), (72, 1126535), (90, 901228), (120, 675921), (180, 450614), (360, 225307)]