67440420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{374669}}^1$

素因数の和:374684

約数の個数: 36

約数和(自身を含む): 204569820

約数和(自身を除く): 137129400

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 374669, 749338, 1124007, 1498676, 1873345, 2248014, 3372021, 3746690, 4496028, 5620035, 6744042, 7493380, 11240070, 13488084, 16860105, 22480140, 33720210, 67440420]

約数ペア:

[(1, 67440420), (2, 33720210), (3, 22480140), (4, 16860105), (5, 13488084), (6, 11240070), (9, 7493380), (10, 6744042), (12, 5620035), (15, 4496028), (18, 3746690), (20, 3372021), (30, 2248014), (36, 1873345), (45, 1498676), (60, 1124007), (90, 749338), (180, 374669)]