28523520

素因数分解:

$2^{10}\times 3^2\times 5^1\times {\mathrm{619}}^1$

素因数の和:650

約数の個数: 132

約数和(自身を含む): 98992920

約数和(自身を除く): 70469400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 619, 640, 720, 768, 960, 1024, 1152, 1238, 1280, 1440, 1536, 1857, 1920, 2304, 2476, 2560, 2880, 3072, 3095, 3714, 3840, 4608, 4952, 5120, 5571, 5760, 6190, 7428, 7680, 9216, 9285, 9904, 11142, 11520, 12380, 14856, 15360, 18570, 19808, 22284, 23040, 24760, 27855, 29712, 37140, 39616, 44568, 46080, 49520, 55710, 59424, 74280, 79232, 89136, 99040, 111420, 118848, 148560, 158464, 178272, 198080, 222840, 237696, 297120, 316928, 356544, 396160, 445680, 475392, 594240, 633856, 713088, 792320, 891360, 950784, 1188480, 1426176, 1584640, 1782720, 1901568, 2376960, 2852352, 3169280, 3565440, 4753920, 5704704, 7130880, 9507840, 14261760, 28523520]

約数ペア:

[(1, 28523520), (2, 14261760), (3, 9507840), (4, 7130880), (5, 5704704), (6, 4753920), (8, 3565440), (9, 3169280), (10, 2852352), (12, 2376960), (15, 1901568), (16, 1782720), (18, 1584640), (20, 1426176), (24, 1188480), (30, 950784), (32, 891360), (36, 792320), (40, 713088), (45, 633856), (48, 594240), (60, 475392), (64, 445680), (72, 396160), (80, 356544), (90, 316928), (96, 297120), (120, 237696), (128, 222840), (144, 198080), (160, 178272), (180, 158464), (192, 148560), (240, 118848), (256, 111420), (288, 99040), (320, 89136), (360, 79232), (384, 74280), (480, 59424), (512, 55710), (576, 49520), (619, 46080), (640, 44568), (720, 39616), (768, 37140), (960, 29712), (1024, 27855), (1152, 24760), (1238, 23040), (1280, 22284), (1440, 19808), (1536, 18570), (1857, 15360), (1920, 14856), (2304, 12380), (2476, 11520), (2560, 11142), (2880, 9904), (3072, 9285), (3095, 9216), (3714, 7680), (3840, 7428), (4608, 6190), (4952, 5760), (5120, 5571)]