263243520

素因数分解:

$2^8\times 3^4\times 5^1\times {\mathrm{2539}}^1$

素因数の和:2572

約数の個数: 180

約数和(自身を含む): 942304440

約数和(自身を除く): 679060920

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, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 576, 640, 648, 720, 768, 810, 864, 960, 1080, 1152, 1280, 1296, 1440, 1620, 1728, 1920, 2160, 2304, 2539, 2592, 2880, 3240, 3456, 3840, 4320, 5078, 5184, 5760, 6480, 6912, 7617, 8640, 10156, 10368, 11520, 12695, 12960, 15234, 17280, 20312, 20736, 22851, 25390, 25920, 30468, 34560, 38085, 40624, 45702, 50780, 51840, 60936, 68553, 76170, 81248, 91404, 101560, 103680, 114255, 121872, 137106, 152340, 162496, 182808, 203120, 205659, 228510, 243744, 274212, 304680, 324992, 342765, 365616, 406240, 411318, 457020, 487488, 548424, 609360, 649984, 685530, 731232, 812480, 822636, 914040, 974976, 1028295, 1096848, 1218720, 1371060, 1462464, 1624960, 1645272, 1828080, 1949952, 2056590, 2193696, 2437440, 2742120, 2924928, 3249920, 3290544, 3656160, 4113180, 4387392, 4874880, 5484240, 5849856, 6581088, 7312320, 8226360, 8774784, 9749760, 10968480, 13162176, 14624640, 16452720, 17549568, 21936960, 26324352, 29249280, 32905440, 43873920, 52648704, 65810880, 87747840, 131621760, 263243520]

約数ペア:

[(1, 263243520), (2, 131621760), (3, 87747840), (4, 65810880), (5, 52648704), (6, 43873920), (8, 32905440), (9, 29249280), (10, 26324352), (12, 21936960), (15, 17549568), (16, 16452720), (18, 14624640), (20, 13162176), (24, 10968480), (27, 9749760), (30, 8774784), (32, 8226360), (36, 7312320), (40, 6581088), (45, 5849856), (48, 5484240), (54, 4874880), (60, 4387392), (64, 4113180), (72, 3656160), (80, 3290544), (81, 3249920), (90, 2924928), (96, 2742120), (108, 2437440), (120, 2193696), (128, 2056590), (135, 1949952), (144, 1828080), (160, 1645272), (162, 1624960), (180, 1462464), (192, 1371060), (216, 1218720), (240, 1096848), (256, 1028295), (270, 974976), (288, 914040), (320, 822636), (324, 812480), (360, 731232), (384, 685530), (405, 649984), (432, 609360), (480, 548424), (540, 487488), (576, 457020), (640, 411318), (648, 406240), (720, 365616), (768, 342765), (810, 324992), (864, 304680), (960, 274212), (1080, 243744), (1152, 228510), (1280, 205659), (1296, 203120), (1440, 182808), (1620, 162496), (1728, 152340), (1920, 137106), (2160, 121872), (2304, 114255), (2539, 103680), (2592, 101560), (2880, 91404), (3240, 81248), (3456, 76170), (3840, 68553), (4320, 60936), (5078, 51840), (5184, 50780), (5760, 45702), (6480, 40624), (6912, 38085), (7617, 34560), (8640, 30468), (10156, 25920), (10368, 25390), (11520, 22851), (12695, 20736), (12960, 20312), (15234, 17280)]