208984272

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{1361}}^1$

素因数の和:1836

約数の個数: 80

約数和(自身を含む): 618805632

約数和(自身を除く): 409821360

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 457, 914, 1361, 1371, 1828, 2722, 2742, 3199, 3656, 4083, 5444, 5484, 6398, 7312, 8166, 9527, 9597, 10888, 10968, 12796, 16332, 19054, 19194, 21776, 21936, 25592, 28581, 32664, 38108, 38388, 51184, 57162, 65328, 76216, 76776, 114324, 152432, 153552, 228648, 457296, 621977, 1243954, 1865931, 2487908, 3731862, 4353839, 4975816, 7463724, 8707678, 9951632, 13061517, 14927448, 17415356, 26123034, 29854896, 34830712, 52246068, 69661424, 104492136, 208984272]

約数ペア:

[(1, 208984272), (2, 104492136), (3, 69661424), (4, 52246068), (6, 34830712), (7, 29854896), (8, 26123034), (12, 17415356), (14, 14927448), (16, 13061517), (21, 9951632), (24, 8707678), (28, 7463724), (42, 4975816), (48, 4353839), (56, 3731862), (84, 2487908), (112, 1865931), (168, 1243954), (336, 621977), (457, 457296), (914, 228648), (1361, 153552), (1371, 152432), (1828, 114324), (2722, 76776), (2742, 76216), (3199, 65328), (3656, 57162), (4083, 51184), (5444, 38388), (5484, 38108), (6398, 32664), (7312, 28581), (8166, 25592), (9527, 21936), (9597, 21776), (10888, 19194), (10968, 19054), (12796, 16332)]