8808660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{6991}}^1$

素因数の和:7013

約数の個数: 72

約数和(自身を含む): 30541056

約数和(自身を除く): 21732396

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, 6991, 13982, 20973, 27964, 34955, 41946, 48937, 62919, 69910, 83892, 97874, 104865, 125838, 139820, 146811, 195748, 209730, 244685, 251676, 293622, 314595, 419460, 440433, 489370, 587244, 629190, 734055, 880866, 978740, 1258380, 1468110, 1761732, 2202165, 2936220, 4404330, 8808660]

約数ペア:

[(1, 8808660), (2, 4404330), (3, 2936220), (4, 2202165), (5, 1761732), (6, 1468110), (7, 1258380), (9, 978740), (10, 880866), (12, 734055), (14, 629190), (15, 587244), (18, 489370), (20, 440433), (21, 419460), (28, 314595), (30, 293622), (35, 251676), (36, 244685), (42, 209730), (45, 195748), (60, 146811), (63, 139820), (70, 125838), (84, 104865), (90, 97874), (105, 83892), (126, 69910), (140, 62919), (180, 48937), (210, 41946), (252, 34955), (315, 27964), (420, 20973), (630, 13982), (1260, 6991)]