28612800

素因数分解:

$2^6\times 3^2\times 5^2\times {\mathrm{1987}}^1$

素因数の和:2015

約数の個数: 126

約数和(自身を含む): 101747828

約数和(自身を除く): 73135028

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 30, 32, 36, 40, 45, 48, 50, 60, 64, 72, 75, 80, 90, 96, 100, 120, 144, 150, 160, 180, 192, 200, 225, 240, 288, 300, 320, 360, 400, 450, 480, 576, 600, 720, 800, 900, 960, 1200, 1440, 1600, 1800, 1987, 2400, 2880, 3600, 3974, 4800, 5961, 7200, 7948, 9935, 11922, 14400, 15896, 17883, 19870, 23844, 29805, 31792, 35766, 39740, 47688, 49675, 59610, 63584, 71532, 79480, 89415, 95376, 99350, 119220, 127168, 143064, 149025, 158960, 178830, 190752, 198700, 238440, 286128, 298050, 317920, 357660, 381504, 397400, 447075, 476880, 572256, 596100, 635840, 715320, 794800, 894150, 953760, 1144512, 1192200, 1430640, 1589600, 1788300, 1907520, 2384400, 2861280, 3179200, 3576600, 4768800, 5722560, 7153200, 9537600, 14306400, 28612800]

約数ペア:

[(1, 28612800), (2, 14306400), (3, 9537600), (4, 7153200), (5, 5722560), (6, 4768800), (8, 3576600), (9, 3179200), (10, 2861280), (12, 2384400), (15, 1907520), (16, 1788300), (18, 1589600), (20, 1430640), (24, 1192200), (25, 1144512), (30, 953760), (32, 894150), (36, 794800), (40, 715320), (45, 635840), (48, 596100), (50, 572256), (60, 476880), (64, 447075), (72, 397400), (75, 381504), (80, 357660), (90, 317920), (96, 298050), (100, 286128), (120, 238440), (144, 198700), (150, 190752), (160, 178830), (180, 158960), (192, 149025), (200, 143064), (225, 127168), (240, 119220), (288, 99350), (300, 95376), (320, 89415), (360, 79480), (400, 71532), (450, 63584), (480, 59610), (576, 49675), (600, 47688), (720, 39740), (800, 35766), (900, 31792), (960, 29805), (1200, 23844), (1440, 19870), (1600, 17883), (1800, 15896), (1987, 14400), (2400, 11922), (2880, 9935), (3600, 7948), (3974, 7200), (4800, 5961)]