211065120

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{20939}}^1$

素因数の和:20967

約数の個数: 144

約数和(自身を含む): 823193280

約数和(自身を除く): 612128160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 20939, 41878, 62817, 83756, 104695, 125634, 146573, 167512, 188451, 209390, 251268, 293146, 314085, 335024, 376902, 418780, 439719, 502536, 586292, 628170, 670048, 732865, 753804, 837560, 879438, 942255, 1005072, 1172584, 1256340, 1319157, 1465730, 1507608, 1675120, 1758876, 1884510, 2010144, 2198595, 2345168, 2512680, 2638314, 2931460, 3015216, 3350240, 3517752, 3769020, 4397190, 4690336, 5025360, 5276628, 5862920, 6030432, 6595785, 7035504, 7538040, 8794380, 10050720, 10553256, 11725840, 13191570, 14071008, 15076080, 17588760, 21106512, 23451680, 26383140, 30152160, 35177520, 42213024, 52766280, 70355040, 105532560, 211065120]

約数ペア:

[(1, 211065120), (2, 105532560), (3, 70355040), (4, 52766280), (5, 42213024), (6, 35177520), (7, 30152160), (8, 26383140), (9, 23451680), (10, 21106512), (12, 17588760), (14, 15076080), (15, 14071008), (16, 13191570), (18, 11725840), (20, 10553256), (21, 10050720), (24, 8794380), (28, 7538040), (30, 7035504), (32, 6595785), (35, 6030432), (36, 5862920), (40, 5276628), (42, 5025360), (45, 4690336), (48, 4397190), (56, 3769020), (60, 3517752), (63, 3350240), (70, 3015216), (72, 2931460), (80, 2638314), (84, 2512680), (90, 2345168), (96, 2198595), (105, 2010144), (112, 1884510), (120, 1758876), (126, 1675120), (140, 1507608), (144, 1465730), (160, 1319157), (168, 1256340), (180, 1172584), (210, 1005072), (224, 942255), (240, 879438), (252, 837560), (280, 753804), (288, 732865), (315, 670048), (336, 628170), (360, 586292), (420, 502536), (480, 439719), (504, 418780), (560, 376902), (630, 335024), (672, 314085), (720, 293146), (840, 251268), (1008, 209390), (1120, 188451), (1260, 167512), (1440, 146573), (1680, 125634), (2016, 104695), (2520, 83756), (3360, 62817), (5040, 41878), (10080, 20939)]