248714520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{101}}^1\times {\mathrm{20521}}^1$

素因数の和:20636

約数の個数: 64

約数和(自身を含む): 753567840

約数和(自身を除く): 504853320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 101, 120, 202, 303, 404, 505, 606, 808, 1010, 1212, 1515, 2020, 2424, 3030, 4040, 6060, 12120, 20521, 41042, 61563, 82084, 102605, 123126, 164168, 205210, 246252, 307815, 410420, 492504, 615630, 820840, 1231260, 2072621, 2462520, 4145242, 6217863, 8290484, 10363105, 12435726, 16580968, 20726210, 24871452, 31089315, 41452420, 49742904, 62178630, 82904840, 124357260, 248714520]

約数ペア:

[(1, 248714520), (2, 124357260), (3, 82904840), (4, 62178630), (5, 49742904), (6, 41452420), (8, 31089315), (10, 24871452), (12, 20726210), (15, 16580968), (20, 12435726), (24, 10363105), (30, 8290484), (40, 6217863), (60, 4145242), (101, 2462520), (120, 2072621), (202, 1231260), (303, 820840), (404, 615630), (505, 492504), (606, 410420), (808, 307815), (1010, 246252), (1212, 205210), (1515, 164168), (2020, 123126), (2424, 102605), (3030, 82084), (4040, 61563), (6060, 41042), (12120, 20521)]