1687213920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{1787}}^1$

素因数の和:2093

約数の個数: 192

約数和(自身を含む): 6098996736

約数和(自身を除く): 4411782816

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 281, 336, 420, 480, 560, 562, 672, 840, 843, 1120, 1124, 1405, 1680, 1686, 1787, 1967, 2248, 2810, 3360, 3372, 3574, 3934, 4215, 4496, 5361, 5620, 5901, 6744, 7148, 7868, 8430, 8935, 8992, 9835, 10722, 11240, 11802, 12509, 13488, 14296, 15736, 16860, 17870, 19670, 21444, 22480, 23604, 25018, 26805, 26976, 28592, 29505, 31472, 33720, 35740, 37527, 39340, 42888, 44960, 47208, 50036, 53610, 57184, 59010, 62545, 62944, 67440, 71480, 75054, 78680, 85776, 94416, 100072, 107220, 118020, 125090, 134880, 142960, 150108, 157360, 171552, 187635, 188832, 200144, 214440, 236040, 250180, 285920, 300216, 314720, 375270, 400288, 428880, 472080, 500360, 502147, 600432, 750540, 857760, 944160, 1000720, 1004294, 1200864, 1501080, 1506441, 2001440, 2008588, 2510735, 3002160, 3012882, 3515029, 4017176, 5021470, 6004320, 6025764, 7030058, 7532205, 8034352, 10042940, 10545087, 12051528, 14060116, 15064410, 16068704, 17575145, 20085880, 21090174, 24103056, 28120232, 30128820, 35150290, 40171760, 42180348, 48206112, 52725435, 56240464, 60257640, 70300580, 80343520, 84360696, 105450870, 112480928, 120515280, 140601160, 168721392, 210901740, 241030560, 281202320, 337442784, 421803480, 562404640, 843606960, 1687213920]

約数ペア:

[(1, 1687213920), (2, 843606960), (3, 562404640), (4, 421803480), (5, 337442784), (6, 281202320), (7, 241030560), (8, 210901740), (10, 168721392), (12, 140601160), (14, 120515280), (15, 112480928), (16, 105450870), (20, 84360696), (21, 80343520), (24, 70300580), (28, 60257640), (30, 56240464), (32, 52725435), (35, 48206112), (40, 42180348), (42, 40171760), (48, 35150290), (56, 30128820), (60, 28120232), (70, 24103056), (80, 21090174), (84, 20085880), (96, 17575145), (105, 16068704), (112, 15064410), (120, 14060116), (140, 12051528), (160, 10545087), (168, 10042940), (210, 8034352), (224, 7532205), (240, 7030058), (280, 6025764), (281, 6004320), (336, 5021470), (420, 4017176), (480, 3515029), (560, 3012882), (562, 3002160), (672, 2510735), (840, 2008588), (843, 2001440), (1120, 1506441), (1124, 1501080), (1405, 1200864), (1680, 1004294), (1686, 1000720), (1787, 944160), (1967, 857760), (2248, 750540), (2810, 600432), (3360, 502147), (3372, 500360), (3574, 472080), (3934, 428880), (4215, 400288), (4496, 375270), (5361, 314720), (5620, 300216), (5901, 285920), (6744, 250180), (7148, 236040), (7868, 214440), (8430, 200144), (8935, 188832), (8992, 187635), (9835, 171552), (10722, 157360), (11240, 150108), (11802, 142960), (12509, 134880), (13488, 125090), (14296, 118020), (15736, 107220), (16860, 100072), (17870, 94416), (19670, 85776), (21444, 78680), (22480, 75054), (23604, 71480), (25018, 67440), (26805, 62944), (26976, 62545), (28592, 59010), (29505, 57184), (31472, 53610), (33720, 50036), (35740, 47208), (37527, 44960), (39340, 42888)]