209997984

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{137}}^1\times {\mathrm{2281}}^1$

素因数の和:2438

約数の個数: 96

約数和(自身を含む): 634870656

約数和(自身を除く): 424872672

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 84, 96, 112, 137, 168, 224, 274, 336, 411, 548, 672, 822, 959, 1096, 1644, 1918, 2192, 2281, 2877, 3288, 3836, 4384, 4562, 5754, 6576, 6843, 7672, 9124, 11508, 13152, 13686, 15344, 15967, 18248, 23016, 27372, 30688, 31934, 36496, 46032, 47901, 54744, 63868, 72992, 92064, 95802, 109488, 127736, 191604, 218976, 255472, 312497, 383208, 510944, 624994, 766416, 937491, 1249988, 1532832, 1874982, 2187479, 2499976, 3749964, 4374958, 4999952, 6562437, 7499928, 8749916, 9999904, 13124874, 14999856, 17499832, 26249748, 29999712, 34999664, 52499496, 69999328, 104998992, 209997984]

約数ペア:

[(1, 209997984), (2, 104998992), (3, 69999328), (4, 52499496), (6, 34999664), (7, 29999712), (8, 26249748), (12, 17499832), (14, 14999856), (16, 13124874), (21, 9999904), (24, 8749916), (28, 7499928), (32, 6562437), (42, 4999952), (48, 4374958), (56, 3749964), (84, 2499976), (96, 2187479), (112, 1874982), (137, 1532832), (168, 1249988), (224, 937491), (274, 766416), (336, 624994), (411, 510944), (548, 383208), (672, 312497), (822, 255472), (959, 218976), (1096, 191604), (1644, 127736), (1918, 109488), (2192, 95802), (2281, 92064), (2877, 72992), (3288, 63868), (3836, 54744), (4384, 47901), (4562, 46032), (5754, 36496), (6576, 31934), (6843, 30688), (7672, 27372), (9124, 23016), (11508, 18248), (13152, 15967), (13686, 15344)]