280533120

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{20873}}^1$

素因数の和:20902

約数の個数: 128

約数和(自身を含む): 1021991040

約数和(自身を除く): 741457920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 20873, 41746, 62619, 83492, 104365, 125238, 146111, 166984, 208730, 250476, 292222, 313095, 333968, 417460, 438333, 500952, 584444, 626190, 667936, 730555, 834920, 876666, 1001904, 1168888, 1252380, 1335872, 1461110, 1669840, 1753332, 2003808, 2191665, 2337776, 2504760, 2671744, 2922220, 3339680, 3506664, 4007616, 4383330, 4675552, 5009520, 5844440, 6679360, 7013328, 8015232, 8766660, 9351104, 10019040, 11688880, 13358720, 14026656, 17533320, 18702208, 20038080, 23377760, 28053312, 35066640, 40076160, 46755520, 56106624, 70133280, 93511040, 140266560, 280533120]

約数ペア:

[(1, 280533120), (2, 140266560), (3, 93511040), (4, 70133280), (5, 56106624), (6, 46755520), (7, 40076160), (8, 35066640), (10, 28053312), (12, 23377760), (14, 20038080), (15, 18702208), (16, 17533320), (20, 14026656), (21, 13358720), (24, 11688880), (28, 10019040), (30, 9351104), (32, 8766660), (35, 8015232), (40, 7013328), (42, 6679360), (48, 5844440), (56, 5009520), (60, 4675552), (64, 4383330), (70, 4007616), (80, 3506664), (84, 3339680), (96, 2922220), (105, 2671744), (112, 2504760), (120, 2337776), (128, 2191665), (140, 2003808), (160, 1753332), (168, 1669840), (192, 1461110), (210, 1335872), (224, 1252380), (240, 1168888), (280, 1001904), (320, 876666), (336, 834920), (384, 730555), (420, 667936), (448, 626190), (480, 584444), (560, 500952), (640, 438333), (672, 417460), (840, 333968), (896, 313095), (960, 292222), (1120, 250476), (1344, 208730), (1680, 166984), (1920, 146111), (2240, 125238), (2688, 104365), (3360, 83492), (4480, 62619), (6720, 41746), (13440, 20873)]