8460420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^2\times {\mathrm{103}}^1$

素因数の和:189

約数の個数: 72

約数和(自身を含む): 24583104

約数和(自身を除く): 16122684

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 103, 111, 148, 185, 206, 222, 309, 370, 412, 444, 515, 555, 618, 740, 1030, 1110, 1236, 1369, 1545, 2060, 2220, 2738, 3090, 3811, 4107, 5476, 6180, 6845, 7622, 8214, 11433, 13690, 15244, 16428, 19055, 20535, 22866, 27380, 38110, 41070, 45732, 57165, 76220, 82140, 114330, 141007, 228660, 282014, 423021, 564028, 705035, 846042, 1410070, 1692084, 2115105, 2820140, 4230210, 8460420]

約数ペア:

[(1, 8460420), (2, 4230210), (3, 2820140), (4, 2115105), (5, 1692084), (6, 1410070), (10, 846042), (12, 705035), (15, 564028), (20, 423021), (30, 282014), (37, 228660), (60, 141007), (74, 114330), (103, 82140), (111, 76220), (148, 57165), (185, 45732), (206, 41070), (222, 38110), (309, 27380), (370, 22866), (412, 20535), (444, 19055), (515, 16428), (555, 15244), (618, 13690), (740, 11433), (1030, 8214), (1110, 7622), (1236, 6845), (1369, 6180), (1545, 5476), (2060, 4107), (2220, 3811), (2738, 3090)]