309117690

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{490663}}^1$

素因数の和:490683

約数の個数: 48

約数和(自身を含む): 918523008

約数和(自身を除く): 609405318

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 490663, 981326, 1471989, 2453315, 2943978, 3434641, 4415967, 4906630, 6869282, 7359945, 8831934, 10303923, 14719890, 17173205, 20607846, 22079835, 30911769, 34346410, 44159670, 51519615, 61823538, 103039230, 154558845, 309117690]

約数ペア:

[(1, 309117690), (2, 154558845), (3, 103039230), (5, 61823538), (6, 51519615), (7, 44159670), (9, 34346410), (10, 30911769), (14, 22079835), (15, 20607846), (18, 17173205), (21, 14719890), (30, 10303923), (35, 8831934), (42, 7359945), (45, 6869282), (63, 4906630), (70, 4415967), (90, 3434641), (105, 2943978), (126, 2453315), (210, 1471989), (315, 981326), (630, 490663)]