216552720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{902303}}^1$

素因数の和:902319

約数の個数: 40

約数和(自身を含む): 671314176

約数和(自身を除く): 454761456

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 902303, 1804606, 2706909, 3609212, 4511515, 5413818, 7218424, 9023030, 10827636, 13534545, 14436848, 18046060, 21655272, 27069090, 36092120, 43310544, 54138180, 72184240, 108276360, 216552720]

約数ペア:

[(1, 216552720), (2, 108276360), (3, 72184240), (4, 54138180), (5, 43310544), (6, 36092120), (8, 27069090), (10, 21655272), (12, 18046060), (15, 14436848), (16, 13534545), (20, 10827636), (24, 9023030), (30, 7218424), (40, 5413818), (48, 4511515), (60, 3609212), (80, 2706909), (120, 1804606), (240, 902303)]