399032280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{1108423}}^1$

素因数の和:1108440

約数の個数: 48

約数和(自身を含む): 1296856080

約数和(自身を除く): 897823800

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, 1108423, 2216846, 3325269, 4433692, 5542115, 6650538, 8867384, 9975807, 11084230, 13301076, 16626345, 19951614, 22168460, 26602152, 33252690, 39903228, 44336920, 49879035, 66505380, 79806456, 99758070, 133010760, 199516140, 399032280]

約数ペア:

[(1, 399032280), (2, 199516140), (3, 133010760), (4, 99758070), (5, 79806456), (6, 66505380), (8, 49879035), (9, 44336920), (10, 39903228), (12, 33252690), (15, 26602152), (18, 22168460), (20, 19951614), (24, 16626345), (30, 13301076), (36, 11084230), (40, 9975807), (45, 8867384), (60, 6650538), (72, 5542115), (90, 4433692), (120, 3325269), (180, 2216846), (360, 1108423)]