210904620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{991}}^1\times {\mathrm{3547}}^1$

素因数の和:4550

約数の個数: 48

約数和(自身を含む): 591295488

約数和(自身を除く): 380390868

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 991, 1982, 2973, 3547, 3964, 4955, 5946, 7094, 9910, 10641, 11892, 14188, 14865, 17735, 19820, 21282, 29730, 35470, 42564, 53205, 59460, 70940, 106410, 212820, 3515077, 7030154, 10545231, 14060308, 17575385, 21090462, 35150770, 42180924, 52726155, 70301540, 105452310, 210904620]

約数ペア:

[(1, 210904620), (2, 105452310), (3, 70301540), (4, 52726155), (5, 42180924), (6, 35150770), (10, 21090462), (12, 17575385), (15, 14060308), (20, 10545231), (30, 7030154), (60, 3515077), (991, 212820), (1982, 106410), (2973, 70940), (3547, 59460), (3964, 53205), (4955, 42564), (5946, 35470), (7094, 29730), (9910, 21282), (10641, 19820), (11892, 17735), (14188, 14865)]