70275780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{390421}}^1$

素因数の和:390436

約数の個数: 36

約数和(自身を含む): 213170412

約数和(自身を除く): 142894632

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 390421, 780842, 1171263, 1561684, 1952105, 2342526, 3513789, 3904210, 4685052, 5856315, 7027578, 7808420, 11712630, 14055156, 17568945, 23425260, 35137890, 70275780]

約数ペア:

[(1, 70275780), (2, 35137890), (3, 23425260), (4, 17568945), (5, 14055156), (6, 11712630), (9, 7808420), (10, 7027578), (12, 5856315), (15, 4685052), (18, 3904210), (20, 3513789), (30, 2342526), (36, 1952105), (45, 1561684), (60, 1171263), (90, 780842), (180, 390421)]