21618295680

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{239}}^1\times {\mathrm{47111}}^1$

素因数の和:47372

約数の個数: 128

約数和(自身を含む): 69198105600

約数和(自身を除く): 47579809920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 239, 240, 320, 384, 478, 480, 640, 717, 956, 960, 1195, 1434, 1912, 1920, 2390, 2868, 3585, 3824, 4780, 5736, 7170, 7648, 9560, 11472, 14340, 15296, 19120, 22944, 28680, 30592, 38240, 45888, 47111, 57360, 76480, 91776, 94222, 114720, 141333, 152960, 188444, 229440, 235555, 282666, 376888, 458880, 471110, 565332, 706665, 753776, 942220, 1130664, 1413330, 1507552, 1884440, 2261328, 2826660, 3015104, 3768880, 4522656, 5653320, 6030208, 7537760, 9045312, 11259529, 11306640, 15075520, 18090624, 22519058, 22613280, 30151040, 33778587, 45038116, 45226560, 56297645, 67557174, 90076232, 90453120, 112595290, 135114348, 168892935, 180152464, 225190580, 270228696, 337785870, 360304928, 450381160, 540457392, 675571740, 720609856, 900762320, 1080914784, 1351143480, 1441219712, 1801524640, 2161829568, 2702286960, 3603049280, 4323659136, 5404573920, 7206098560, 10809147840, 21618295680]

約数ペア:

[(1, 21618295680), (2, 10809147840), (3, 7206098560), (4, 5404573920), (5, 4323659136), (6, 3603049280), (8, 2702286960), (10, 2161829568), (12, 1801524640), (15, 1441219712), (16, 1351143480), (20, 1080914784), (24, 900762320), (30, 720609856), (32, 675571740), (40, 540457392), (48, 450381160), (60, 360304928), (64, 337785870), (80, 270228696), (96, 225190580), (120, 180152464), (128, 168892935), (160, 135114348), (192, 112595290), (239, 90453120), (240, 90076232), (320, 67557174), (384, 56297645), (478, 45226560), (480, 45038116), (640, 33778587), (717, 30151040), (956, 22613280), (960, 22519058), (1195, 18090624), (1434, 15075520), (1912, 11306640), (1920, 11259529), (2390, 9045312), (2868, 7537760), (3585, 6030208), (3824, 5653320), (4780, 4522656), (5736, 3768880), (7170, 3015104), (7648, 2826660), (9560, 2261328), (11472, 1884440), (14340, 1507552), (15296, 1413330), (19120, 1130664), (22944, 942220), (28680, 753776), (30592, 706665), (38240, 565332), (45888, 471110), (47111, 458880), (57360, 376888), (76480, 282666), (91776, 235555), (94222, 229440), (114720, 188444), (141333, 152960)]