21265985280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{49009}}^1$

素因数の和:49146

約数の個数: 144

約数和(自身を含む): 68520684960

約数和(自身を除く): 47254699680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 113, 120, 128, 160, 192, 226, 240, 256, 320, 339, 384, 452, 480, 565, 640, 678, 768, 904, 960, 1130, 1280, 1356, 1695, 1808, 1920, 2260, 2712, 3390, 3616, 3840, 4520, 5424, 6780, 7232, 9040, 10848, 13560, 14464, 18080, 21696, 27120, 28928, 36160, 43392, 49009, 54240, 72320, 86784, 98018, 108480, 144640, 147027, 196036, 216960, 245045, 294054, 392072, 433920, 490090, 588108, 735135, 784144, 980180, 1176216, 1470270, 1568288, 1960360, 2352432, 2940540, 3136576, 3920720, 4704864, 5538017, 5881080, 6273152, 7841440, 9409728, 11076034, 11762160, 12546304, 15682880, 16614051, 18819456, 22152068, 23524320, 27690085, 31365760, 33228102, 37638912, 44304136, 47048640, 55380170, 62731520, 66456204, 83070255, 88608272, 94097280, 110760340, 132912408, 166140510, 177216544, 188194560, 221520680, 265824816, 332281020, 354433088, 443041360, 531649632, 664562040, 708866176, 886082720, 1063299264, 1329124080, 1417732352, 1772165440, 2126598528, 2658248160, 3544330880, 4253197056, 5316496320, 7088661760, 10632992640, 21265985280]

約数ペア:

[(1, 21265985280), (2, 10632992640), (3, 7088661760), (4, 5316496320), (5, 4253197056), (6, 3544330880), (8, 2658248160), (10, 2126598528), (12, 1772165440), (15, 1417732352), (16, 1329124080), (20, 1063299264), (24, 886082720), (30, 708866176), (32, 664562040), (40, 531649632), (48, 443041360), (60, 354433088), (64, 332281020), (80, 265824816), (96, 221520680), (113, 188194560), (120, 177216544), (128, 166140510), (160, 132912408), (192, 110760340), (226, 94097280), (240, 88608272), (256, 83070255), (320, 66456204), (339, 62731520), (384, 55380170), (452, 47048640), (480, 44304136), (565, 37638912), (640, 33228102), (678, 31365760), (768, 27690085), (904, 23524320), (960, 22152068), (1130, 18819456), (1280, 16614051), (1356, 15682880), (1695, 12546304), (1808, 11762160), (1920, 11076034), (2260, 9409728), (2712, 7841440), (3390, 6273152), (3616, 5881080), (3840, 5538017), (4520, 4704864), (5424, 3920720), (6780, 3136576), (7232, 2940540), (9040, 2352432), (10848, 1960360), (13560, 1568288), (14464, 1470270), (18080, 1176216), (21696, 980180), (27120, 784144), (28928, 735135), (36160, 588108), (43392, 490090), (49009, 433920), (54240, 392072), (72320, 294054), (86784, 245045), (98018, 216960), (108480, 196036), (144640, 147027)]