780637716

素因数分解:

$2^2\times 3^3\times {\mathrm{197}}^1\times {\mathrm{36691}}^1$

素因数の和:36901

約数の個数: 48

約数和(自身を含む): 2034204480

約数和(自身を除く): 1253566764

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 197, 394, 591, 788, 1182, 1773, 2364, 3546, 5319, 7092, 10638, 21276, 36691, 73382, 110073, 146764, 220146, 330219, 440292, 660438, 990657, 1320876, 1981314, 3962628, 7228127, 14456254, 21684381, 28912508, 43368762, 65053143, 86737524, 130106286, 195159429, 260212572, 390318858, 780637716]

約数ペア:

[(1, 780637716), (2, 390318858), (3, 260212572), (4, 195159429), (6, 130106286), (9, 86737524), (12, 65053143), (18, 43368762), (27, 28912508), (36, 21684381), (54, 14456254), (108, 7228127), (197, 3962628), (394, 1981314), (591, 1320876), (788, 990657), (1182, 660438), (1773, 440292), (2364, 330219), (3546, 220146), (5319, 146764), (7092, 110073), (10638, 73382), (21276, 36691)]