905309040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{3772121}}^1$

素因数の和:3772137

約数の個数: 40

約数和(自身を含む): 2806458768

約数和(自身を除く): 1901149728

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 3772121, 7544242, 11316363, 15088484, 18860605, 22632726, 30176968, 37721210, 45265452, 56581815, 60353936, 75442420, 90530904, 113163630, 150884840, 181061808, 226327260, 301769680, 452654520, 905309040]

約数ペア:

[(1, 905309040), (2, 452654520), (3, 301769680), (4, 226327260), (5, 181061808), (6, 150884840), (8, 113163630), (10, 90530904), (12, 75442420), (15, 60353936), (16, 56581815), (20, 45265452), (24, 37721210), (30, 30176968), (40, 22632726), (48, 18860605), (60, 15088484), (80, 11316363), (120, 7544242), (240, 3772121)]