890475840

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{309193}}^1$

素因数の和:309216

約数の個数: 84

約数和(自身を含む): 3062875764

約数和(自身を除く): 2172399924

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, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 309193, 618386, 927579, 1236772, 1545965, 1855158, 2473544, 2782737, 3091930, 3710316, 4637895, 4947088, 5565474, 6183860, 7420632, 9275790, 9894176, 11130948, 12367720, 13913685, 14841264, 18551580, 19788352, 22261896, 24735440, 27827370, 29682528, 37103160, 44523792, 49470880, 55654740, 59365056, 74206320, 89047584, 98941760, 111309480, 148412640, 178095168, 222618960, 296825280, 445237920, 890475840]

約数ペア:

[(1, 890475840), (2, 445237920), (3, 296825280), (4, 222618960), (5, 178095168), (6, 148412640), (8, 111309480), (9, 98941760), (10, 89047584), (12, 74206320), (15, 59365056), (16, 55654740), (18, 49470880), (20, 44523792), (24, 37103160), (30, 29682528), (32, 27827370), (36, 24735440), (40, 22261896), (45, 19788352), (48, 18551580), (60, 14841264), (64, 13913685), (72, 12367720), (80, 11130948), (90, 9894176), (96, 9275790), (120, 7420632), (144, 6183860), (160, 5565474), (180, 4947088), (192, 4637895), (240, 3710316), (288, 3091930), (320, 2782737), (360, 2473544), (480, 1855158), (576, 1545965), (720, 1236772), (960, 927579), (1440, 618386), (2880, 309193)]