21936960

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{2539}}^1$

素因数の和:2565

約数の個数: 112

約数和(自身を含む): 77419200

約数和(自身を除く): 55482240

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, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2539, 2880, 4320, 5078, 7617, 8640, 10156, 12695, 15234, 20312, 22851, 25390, 30468, 38085, 40624, 45702, 50780, 60936, 68553, 76170, 81248, 91404, 101560, 114255, 121872, 137106, 152340, 162496, 182808, 203120, 228510, 243744, 274212, 304680, 342765, 365616, 406240, 457020, 487488, 548424, 609360, 685530, 731232, 812480, 914040, 1096848, 1218720, 1371060, 1462464, 1828080, 2193696, 2437440, 2742120, 3656160, 4387392, 5484240, 7312320, 10968480, 21936960]

約数ペア:

[(1, 21936960), (2, 10968480), (3, 7312320), (4, 5484240), (5, 4387392), (6, 3656160), (8, 2742120), (9, 2437440), (10, 2193696), (12, 1828080), (15, 1462464), (16, 1371060), (18, 1218720), (20, 1096848), (24, 914040), (27, 812480), (30, 731232), (32, 685530), (36, 609360), (40, 548424), (45, 487488), (48, 457020), (54, 406240), (60, 365616), (64, 342765), (72, 304680), (80, 274212), (90, 243744), (96, 228510), (108, 203120), (120, 182808), (135, 162496), (144, 152340), (160, 137106), (180, 121872), (192, 114255), (216, 101560), (240, 91404), (270, 81248), (288, 76170), (320, 68553), (360, 60936), (432, 50780), (480, 45702), (540, 40624), (576, 38085), (720, 30468), (864, 25390), (960, 22851), (1080, 20312), (1440, 15234), (1728, 12695), (2160, 10156), (2539, 8640), (2880, 7617), (4320, 5078)]