31246740

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{24799}}^1$

素因数の和:24821

約数の個数: 72

約数和(自身を含む): 108326400

約数和(自身を除く): 77079660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 24799, 49598, 74397, 99196, 123995, 148794, 173593, 223191, 247990, 297588, 347186, 371985, 446382, 495980, 520779, 694372, 743970, 867965, 892764, 1041558, 1115955, 1487940, 1562337, 1735930, 2083116, 2231910, 2603895, 3124674, 3471860, 4463820, 5207790, 6249348, 7811685, 10415580, 15623370, 31246740]

約数ペア:

[(1, 31246740), (2, 15623370), (3, 10415580), (4, 7811685), (5, 6249348), (6, 5207790), (7, 4463820), (9, 3471860), (10, 3124674), (12, 2603895), (14, 2231910), (15, 2083116), (18, 1735930), (20, 1562337), (21, 1487940), (28, 1115955), (30, 1041558), (35, 892764), (36, 867965), (42, 743970), (45, 694372), (60, 520779), (63, 495980), (70, 446382), (84, 371985), (90, 347186), (105, 297588), (126, 247990), (140, 223191), (180, 173593), (210, 148794), (252, 123995), (315, 99196), (420, 74397), (630, 49598), (1260, 24799)]