642538080

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{8419}}^1$

素因数の和:8493

約数の個数: 144

約数和(自身を含む): 2234297520

約数和(自身を除く): 1591759440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 53, 60, 72, 80, 90, 96, 106, 120, 144, 159, 160, 180, 212, 240, 265, 288, 318, 360, 424, 477, 480, 530, 636, 720, 795, 848, 954, 1060, 1272, 1440, 1590, 1696, 1908, 2120, 2385, 2544, 3180, 3816, 4240, 4770, 5088, 6360, 7632, 8419, 8480, 9540, 12720, 15264, 16838, 19080, 25257, 25440, 33676, 38160, 42095, 50514, 67352, 75771, 76320, 84190, 101028, 126285, 134704, 151542, 168380, 202056, 252570, 269408, 303084, 336760, 378855, 404112, 446207, 505140, 606168, 673520, 757710, 808224, 892414, 1010280, 1212336, 1338621, 1347040, 1515420, 1784828, 2020560, 2231035, 2424672, 2677242, 3030840, 3569656, 4015863, 4041120, 4462070, 5354484, 6061680, 6693105, 7139312, 8031726, 8924140, 10708968, 12123360, 13386210, 14278624, 16063452, 17848280, 20079315, 21417936, 26772420, 32126904, 35696560, 40158630, 42835872, 53544840, 64253808, 71393120, 80317260, 107089680, 128507616, 160634520, 214179360, 321269040, 642538080]

約数ペア:

[(1, 642538080), (2, 321269040), (3, 214179360), (4, 160634520), (5, 128507616), (6, 107089680), (8, 80317260), (9, 71393120), (10, 64253808), (12, 53544840), (15, 42835872), (16, 40158630), (18, 35696560), (20, 32126904), (24, 26772420), (30, 21417936), (32, 20079315), (36, 17848280), (40, 16063452), (45, 14278624), (48, 13386210), (53, 12123360), (60, 10708968), (72, 8924140), (80, 8031726), (90, 7139312), (96, 6693105), (106, 6061680), (120, 5354484), (144, 4462070), (159, 4041120), (160, 4015863), (180, 3569656), (212, 3030840), (240, 2677242), (265, 2424672), (288, 2231035), (318, 2020560), (360, 1784828), (424, 1515420), (477, 1347040), (480, 1338621), (530, 1212336), (636, 1010280), (720, 892414), (795, 808224), (848, 757710), (954, 673520), (1060, 606168), (1272, 505140), (1440, 446207), (1590, 404112), (1696, 378855), (1908, 336760), (2120, 303084), (2385, 269408), (2544, 252570), (3180, 202056), (3816, 168380), (4240, 151542), (4770, 134704), (5088, 126285), (6360, 101028), (7632, 84190), (8419, 76320), (8480, 75771), (9540, 67352), (12720, 50514), (15264, 42095), (16838, 38160), (19080, 33676), (25257, 25440)]