90154260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{71551}}^1$

素因数の和:71573

約数の個数: 72

約数和(自身を含む): 312539136

約数和(自身を除く): 222384876

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 71551, 143102, 214653, 286204, 357755, 429306, 500857, 643959, 715510, 858612, 1001714, 1073265, 1287918, 1431020, 1502571, 2003428, 2146530, 2504285, 2575836, 3005142, 3219795, 4293060, 4507713, 5008570, 6010284, 6439590, 7512855, 9015426, 10017140, 12879180, 15025710, 18030852, 22538565, 30051420, 45077130, 90154260]

約数ペア:

[(1, 90154260), (2, 45077130), (3, 30051420), (4, 22538565), (5, 18030852), (6, 15025710), (7, 12879180), (9, 10017140), (10, 9015426), (12, 7512855), (14, 6439590), (15, 6010284), (18, 5008570), (20, 4507713), (21, 4293060), (28, 3219795), (30, 3005142), (35, 2575836), (36, 2504285), (42, 2146530), (45, 2003428), (60, 1502571), (63, 1431020), (70, 1287918), (84, 1073265), (90, 1001714), (105, 858612), (126, 715510), (140, 643959), (180, 500857), (210, 429306), (252, 357755), (315, 286204), (420, 214653), (630, 143102), (1260, 71551)]