7845120

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{227}}^1$

素因数の和:257

約数の個数: 144

約数和(自身を含む): 27961920

約数和(自身を除く): 20116800

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 90, 96, 108, 120, 128, 135, 144, 160, 180, 192, 216, 227, 240, 256, 270, 288, 320, 360, 384, 432, 454, 480, 540, 576, 640, 681, 720, 768, 864, 908, 960, 1080, 1135, 1152, 1280, 1362, 1440, 1728, 1816, 1920, 2043, 2160, 2270, 2304, 2724, 2880, 3405, 3456, 3632, 3840, 4086, 4320, 4540, 5448, 5760, 6129, 6810, 6912, 7264, 8172, 8640, 9080, 10215, 10896, 11520, 12258, 13620, 14528, 16344, 17280, 18160, 20430, 21792, 24516, 27240, 29056, 30645, 32688, 34560, 36320, 40860, 43584, 49032, 54480, 58112, 61290, 65376, 72640, 81720, 87168, 98064, 108960, 122580, 130752, 145280, 163440, 174336, 196128, 217920, 245160, 261504, 290560, 326880, 392256, 435840, 490320, 523008, 653760, 784512, 871680, 980640, 1307520, 1569024, 1961280, 2615040, 3922560, 7845120]

約数ペア:

[(1, 7845120), (2, 3922560), (3, 2615040), (4, 1961280), (5, 1569024), (6, 1307520), (8, 980640), (9, 871680), (10, 784512), (12, 653760), (15, 523008), (16, 490320), (18, 435840), (20, 392256), (24, 326880), (27, 290560), (30, 261504), (32, 245160), (36, 217920), (40, 196128), (45, 174336), (48, 163440), (54, 145280), (60, 130752), (64, 122580), (72, 108960), (80, 98064), (90, 87168), (96, 81720), (108, 72640), (120, 65376), (128, 61290), (135, 58112), (144, 54480), (160, 49032), (180, 43584), (192, 40860), (216, 36320), (227, 34560), (240, 32688), (256, 30645), (270, 29056), (288, 27240), (320, 24516), (360, 21792), (384, 20430), (432, 18160), (454, 17280), (480, 16344), (540, 14528), (576, 13620), (640, 12258), (681, 11520), (720, 10896), (768, 10215), (864, 9080), (908, 8640), (960, 8172), (1080, 7264), (1135, 6912), (1152, 6810), (1280, 6129), (1362, 5760), (1440, 5448), (1728, 4540), (1816, 4320), (1920, 4086), (2043, 3840), (2160, 3632), (2270, 3456), (2304, 3405), (2724, 2880)]