7931880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{2003}}^1$

素因数の和:2031

約数の個数: 96

約数和(自身を含む): 28136160

約数和(自身を除く): 20204280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 132, 165, 180, 198, 220, 264, 330, 360, 396, 440, 495, 660, 792, 990, 1320, 1980, 2003, 3960, 4006, 6009, 8012, 10015, 12018, 16024, 18027, 20030, 22033, 24036, 30045, 36054, 40060, 44066, 48072, 60090, 66099, 72108, 80120, 88132, 90135, 110165, 120180, 132198, 144216, 176264, 180270, 198297, 220330, 240360, 264396, 330495, 360540, 396594, 440660, 528792, 660990, 721080, 793188, 881320, 991485, 1321980, 1586376, 1982970, 2643960, 3965940, 7931880]

約数ペア:

[(1, 7931880), (2, 3965940), (3, 2643960), (4, 1982970), (5, 1586376), (6, 1321980), (8, 991485), (9, 881320), (10, 793188), (11, 721080), (12, 660990), (15, 528792), (18, 440660), (20, 396594), (22, 360540), (24, 330495), (30, 264396), (33, 240360), (36, 220330), (40, 198297), (44, 180270), (45, 176264), (55, 144216), (60, 132198), (66, 120180), (72, 110165), (88, 90135), (90, 88132), (99, 80120), (110, 72108), (120, 66099), (132, 60090), (165, 48072), (180, 44066), (198, 40060), (220, 36054), (264, 30045), (330, 24036), (360, 22033), (396, 20030), (440, 18027), (495, 16024), (660, 12018), (792, 10015), (990, 8012), (1320, 6009), (1980, 4006), (2003, 3960)]