219002640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{912511}}^1$

素因数の和:912527

約数の個数: 40

約数和(自身を含む): 678908928

約数和(自身を除く): 459906288

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 912511, 1825022, 2737533, 3650044, 4562555, 5475066, 7300088, 9125110, 10950132, 13687665, 14600176, 18250220, 21900264, 27375330, 36500440, 43800528, 54750660, 73000880, 109501320, 219002640]

約数ペア:

[(1, 219002640), (2, 109501320), (3, 73000880), (4, 54750660), (5, 43800528), (6, 36500440), (8, 27375330), (10, 21900264), (12, 18250220), (15, 14600176), (16, 13687665), (20, 10950132), (24, 9125110), (30, 7300088), (40, 5475066), (48, 4562555), (60, 3650044), (80, 2737533), (120, 1825022), (240, 912511)]