80384400

素因数分解:

$2^4\times 3^5\times 5^2\times {\mathrm{827}}^1$

素因数の和:860

約数の個数: 180

約数和(自身を含む): 289637712

約数和(自身を除く): 209253312

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 36, 40, 45, 48, 50, 54, 60, 72, 75, 80, 81, 90, 100, 108, 120, 135, 144, 150, 162, 180, 200, 216, 225, 240, 243, 270, 300, 324, 360, 400, 405, 432, 450, 486, 540, 600, 648, 675, 720, 810, 827, 900, 972, 1080, 1200, 1215, 1296, 1350, 1620, 1654, 1800, 1944, 2025, 2160, 2430, 2481, 2700, 3240, 3308, 3600, 3888, 4050, 4135, 4860, 4962, 5400, 6075, 6480, 6616, 7443, 8100, 8270, 9720, 9924, 10800, 12150, 12405, 13232, 14886, 16200, 16540, 19440, 19848, 20675, 22329, 24300, 24810, 29772, 32400, 33080, 37215, 39696, 41350, 44658, 48600, 49620, 59544, 62025, 66160, 66987, 74430, 82700, 89316, 97200, 99240, 111645, 119088, 124050, 133974, 148860, 165400, 178632, 186075, 198480, 200961, 223290, 248100, 267948, 297720, 330800, 334935, 357264, 372150, 401922, 446580, 496200, 535896, 558225, 595440, 669870, 744300, 803844, 893160, 992400, 1004805, 1071792, 1116450, 1339740, 1488600, 1607688, 1674675, 1786320, 2009610, 2232900, 2679480, 2977200, 3215376, 3349350, 4019220, 4465800, 5024025, 5358960, 6698700, 8038440, 8931600, 10048050, 13397400, 16076880, 20096100, 26794800, 40192200, 80384400]

約数ペア:

[(1, 80384400), (2, 40192200), (3, 26794800), (4, 20096100), (5, 16076880), (6, 13397400), (8, 10048050), (9, 8931600), (10, 8038440), (12, 6698700), (15, 5358960), (16, 5024025), (18, 4465800), (20, 4019220), (24, 3349350), (25, 3215376), (27, 2977200), (30, 2679480), (36, 2232900), (40, 2009610), (45, 1786320), (48, 1674675), (50, 1607688), (54, 1488600), (60, 1339740), (72, 1116450), (75, 1071792), (80, 1004805), (81, 992400), (90, 893160), (100, 803844), (108, 744300), (120, 669870), (135, 595440), (144, 558225), (150, 535896), (162, 496200), (180, 446580), (200, 401922), (216, 372150), (225, 357264), (240, 334935), (243, 330800), (270, 297720), (300, 267948), (324, 248100), (360, 223290), (400, 200961), (405, 198480), (432, 186075), (450, 178632), (486, 165400), (540, 148860), (600, 133974), (648, 124050), (675, 119088), (720, 111645), (810, 99240), (827, 97200), (900, 89316), (972, 82700), (1080, 74430), (1200, 66987), (1215, 66160), (1296, 62025), (1350, 59544), (1620, 49620), (1654, 48600), (1800, 44658), (1944, 41350), (2025, 39696), (2160, 37215), (2430, 33080), (2481, 32400), (2700, 29772), (3240, 24810), (3308, 24300), (3600, 22329), (3888, 20675), (4050, 19848), (4135, 19440), (4860, 16540), (4962, 16200), (5400, 14886), (6075, 13232), (6480, 12405), (6616, 12150), (7443, 10800), (8100, 9924), (8270, 9720)]