644714520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{5372621}}^1$

素因数の和:5372635

約数の個数: 32

約数和(自身を含む): 1934143920

約数和(自身を除く): 1289429400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 5372621, 10745242, 16117863, 21490484, 26863105, 32235726, 42980968, 53726210, 64471452, 80589315, 107452420, 128942904, 161178630, 214904840, 322357260, 644714520]

約数ペア:

[(1, 644714520), (2, 322357260), (3, 214904840), (4, 161178630), (5, 128942904), (6, 107452420), (8, 80589315), (10, 64471452), (12, 53726210), (15, 42980968), (20, 32235726), (24, 26863105), (30, 21490484), (40, 16117863), (60, 10745242), (120, 5372621)]