161784210

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{770401}}^1$

素因数の和:770418

約数の個数: 32

約数和(自身を含む): 443751552

約数和(自身を除く): 281967342

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 770401, 1540802, 2311203, 3852005, 4622406, 5392807, 7704010, 10785614, 11556015, 16178421, 23112030, 26964035, 32356842, 53928070, 80892105, 161784210]

約数ペア:

[(1, 161784210), (2, 80892105), (3, 53928070), (5, 32356842), (6, 26964035), (7, 23112030), (10, 16178421), (14, 11556015), (15, 10785614), (21, 7704010), (30, 5392807), (35, 4622406), (42, 3852005), (70, 2311203), (105, 1540802), (210, 770401)]