55428660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{43991}}^1$

素因数の和:44013

約数の個数: 72

約数和(自身を含む): 192157056

約数和(自身を除く): 136728396

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, 43991, 87982, 131973, 175964, 219955, 263946, 307937, 395919, 439910, 527892, 615874, 659865, 791838, 879820, 923811, 1231748, 1319730, 1539685, 1583676, 1847622, 1979595, 2639460, 2771433, 3079370, 3695244, 3959190, 4619055, 5542866, 6158740, 7918380, 9238110, 11085732, 13857165, 18476220, 27714330, 55428660]

約数ペア:

[(1, 55428660), (2, 27714330), (3, 18476220), (4, 13857165), (5, 11085732), (6, 9238110), (7, 7918380), (9, 6158740), (10, 5542866), (12, 4619055), (14, 3959190), (15, 3695244), (18, 3079370), (20, 2771433), (21, 2639460), (28, 1979595), (30, 1847622), (35, 1583676), (36, 1539685), (42, 1319730), (45, 1231748), (60, 923811), (63, 879820), (70, 791838), (84, 659865), (90, 615874), (105, 527892), (126, 439910), (140, 395919), (180, 307937), (210, 263946), (252, 219955), (315, 175964), (420, 131973), (630, 87982), (1260, 43991)]