215520840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{598669}}^1$

素因数の和:598686

約数の個数: 48

約数和(自身を含む): 700443900

約数和(自身を除く): 484923060

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, 598669, 1197338, 1796007, 2394676, 2993345, 3592014, 4789352, 5388021, 5986690, 7184028, 8980035, 10776042, 11973380, 14368056, 17960070, 21552084, 23946760, 26940105, 35920140, 43104168, 53880210, 71840280, 107760420, 215520840]

約数ペア:

[(1, 215520840), (2, 107760420), (3, 71840280), (4, 53880210), (5, 43104168), (6, 35920140), (8, 26940105), (9, 23946760), (10, 21552084), (12, 17960070), (15, 14368056), (18, 11973380), (20, 10776042), (24, 8980035), (30, 7184028), (36, 5986690), (40, 5388021), (45, 4789352), (60, 3592014), (72, 2993345), (90, 2394676), (120, 1796007), (180, 1197338), (360, 598669)]