131621760

素因数分解:

$2^7\times 3^4\times 5^1\times {\mathrm{2539}}^1$

素因数の和:2570

約数の個数: 160

約数和(自身を含む): 470230200

約数和(自身を除く): 338608440

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, 270, 288, 320, 324, 360, 384, 405, 432, 480, 540, 576, 640, 648, 720, 810, 864, 960, 1080, 1152, 1296, 1440, 1620, 1728, 1920, 2160, 2539, 2592, 2880, 3240, 3456, 4320, 5078, 5184, 5760, 6480, 7617, 8640, 10156, 10368, 12695, 12960, 15234, 17280, 20312, 22851, 25390, 25920, 30468, 38085, 40624, 45702, 50780, 51840, 60936, 68553, 76170, 81248, 91404, 101560, 114255, 121872, 137106, 152340, 162496, 182808, 203120, 205659, 228510, 243744, 274212, 304680, 324992, 342765, 365616, 406240, 411318, 457020, 487488, 548424, 609360, 685530, 731232, 812480, 822636, 914040, 974976, 1028295, 1096848, 1218720, 1371060, 1462464, 1624960, 1645272, 1828080, 2056590, 2193696, 2437440, 2742120, 2924928, 3290544, 3656160, 4113180, 4387392, 4874880, 5484240, 6581088, 7312320, 8226360, 8774784, 10968480, 13162176, 14624640, 16452720, 21936960, 26324352, 32905440, 43873920, 65810880, 131621760]

約数ペア:

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