217015560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{602821}}^1$

素因数の和:602838

約数の個数: 48

約数和(自身を含む): 705301740

約数和(自身を除く): 488286180

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, 602821, 1205642, 1808463, 2411284, 3014105, 3616926, 4822568, 5425389, 6028210, 7233852, 9042315, 10850778, 12056420, 14467704, 18084630, 21701556, 24112840, 27126945, 36169260, 43403112, 54253890, 72338520, 108507780, 217015560]

約数ペア:

[(1, 217015560), (2, 108507780), (3, 72338520), (4, 54253890), (5, 43403112), (6, 36169260), (8, 27126945), (9, 24112840), (10, 21701556), (12, 18084630), (15, 14467704), (18, 12056420), (20, 10850778), (24, 9042315), (30, 7233852), (36, 6028210), (40, 5425389), (45, 4822568), (60, 3616926), (72, 3014105), (90, 2411284), (120, 1808463), (180, 1205642), (360, 602821)]