1298789280

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{901937}}^1$

素因数の和:901958

約数の個数: 72

約数和(自身を含む): 4432123332

約数和(自身を除く): 3133334052

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 901937, 1803874, 2705811, 3607748, 4509685, 5411622, 7215496, 8117433, 9019370, 10823244, 13529055, 14430992, 16234866, 18038740, 21646488, 27058110, 28861984, 32469732, 36077480, 40587165, 43292976, 54116220, 64939464, 72154960, 81174330, 86585952, 108232440, 129878928, 144309920, 162348660, 216464880, 259757856, 324697320, 432929760, 649394640, 1298789280]

約数ペア:

[(1, 1298789280), (2, 649394640), (3, 432929760), (4, 324697320), (5, 259757856), (6, 216464880), (8, 162348660), (9, 144309920), (10, 129878928), (12, 108232440), (15, 86585952), (16, 81174330), (18, 72154960), (20, 64939464), (24, 54116220), (30, 43292976), (32, 40587165), (36, 36077480), (40, 32469732), (45, 28861984), (48, 27058110), (60, 21646488), (72, 18038740), (80, 16234866), (90, 14430992), (96, 13529055), (120, 10823244), (144, 9019370), (160, 8117433), (180, 7215496), (240, 5411622), (288, 4509685), (360, 3607748), (480, 2705811), (720, 1803874), (1440, 901937)]