211065680

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{239}}^1$

素因数の和:361

約数の個数: 160

約数和(自身を含む): 599961600

約数和(自身を除く): 388895920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 83, 95, 112, 133, 140, 152, 166, 190, 239, 266, 280, 304, 332, 380, 415, 478, 532, 560, 581, 664, 665, 760, 830, 956, 1064, 1162, 1195, 1328, 1330, 1520, 1577, 1660, 1673, 1912, 2128, 2324, 2390, 2660, 2905, 3154, 3320, 3346, 3824, 4541, 4648, 4780, 5320, 5810, 6308, 6640, 6692, 7885, 8365, 9082, 9296, 9560, 10640, 11039, 11620, 12616, 13384, 15770, 16730, 18164, 19120, 19837, 22078, 22705, 23240, 25232, 26768, 31540, 31787, 33460, 36328, 39674, 44156, 45410, 46480, 55195, 63080, 63574, 66920, 72656, 79348, 88312, 90820, 99185, 110390, 126160, 127148, 133840, 138859, 158696, 158935, 176624, 181640, 198370, 220780, 254296, 277718, 317392, 317870, 363280, 376903, 396740, 441560, 508592, 555436, 635740, 694295, 753806, 793480, 883120, 1110872, 1271480, 1388590, 1507612, 1586960, 1884515, 2221744, 2542960, 2638321, 2777180, 3015224, 3769030, 5276642, 5554360, 6030448, 7538060, 10553284, 11108720, 13191605, 15076120, 21106568, 26383210, 30152240, 42213136, 52766420, 105532840, 211065680]

約数ペア:

[(1, 211065680), (2, 105532840), (4, 52766420), (5, 42213136), (7, 30152240), (8, 26383210), (10, 21106568), (14, 15076120), (16, 13191605), (19, 11108720), (20, 10553284), (28, 7538060), (35, 6030448), (38, 5554360), (40, 5276642), (56, 3769030), (70, 3015224), (76, 2777180), (80, 2638321), (83, 2542960), (95, 2221744), (112, 1884515), (133, 1586960), (140, 1507612), (152, 1388590), (166, 1271480), (190, 1110872), (239, 883120), (266, 793480), (280, 753806), (304, 694295), (332, 635740), (380, 555436), (415, 508592), (478, 441560), (532, 396740), (560, 376903), (581, 363280), (664, 317870), (665, 317392), (760, 277718), (830, 254296), (956, 220780), (1064, 198370), (1162, 181640), (1195, 176624), (1328, 158935), (1330, 158696), (1520, 138859), (1577, 133840), (1660, 127148), (1673, 126160), (1912, 110390), (2128, 99185), (2324, 90820), (2390, 88312), (2660, 79348), (2905, 72656), (3154, 66920), (3320, 63574), (3346, 63080), (3824, 55195), (4541, 46480), (4648, 45410), (4780, 44156), (5320, 39674), (5810, 36328), (6308, 33460), (6640, 31787), (6692, 31540), (7885, 26768), (8365, 25232), (9082, 23240), (9296, 22705), (9560, 22078), (10640, 19837), (11039, 19120), (11620, 18164), (12616, 16730), (13384, 15770)]