208408872

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{599}}^1$

素因数の和:743

約数の個数: 128

約数和(自身を含む): 633600000

約数和(自身を除く): 425191128

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 109, 114, 133, 152, 168, 218, 228, 266, 327, 399, 436, 456, 532, 599, 654, 763, 798, 872, 1064, 1198, 1308, 1526, 1596, 1797, 2071, 2289, 2396, 2616, 3052, 3192, 3594, 4142, 4193, 4578, 4792, 6104, 6213, 7188, 8284, 8386, 9156, 11381, 12426, 12579, 14376, 14497, 16568, 16772, 18312, 22762, 24852, 25158, 28994, 33544, 34143, 43491, 45524, 49704, 50316, 57988, 65291, 68286, 79667, 86982, 91048, 100632, 115976, 130582, 136572, 159334, 173964, 195873, 239001, 261164, 273144, 318668, 347928, 391746, 457037, 478002, 522328, 637336, 783492, 914074, 956004, 1240529, 1371111, 1566984, 1828148, 1912008, 2481058, 2742222, 3656296, 3721587, 4962116, 5484444, 7443174, 8683703, 9924232, 10968888, 14886348, 17367406, 26051109, 29772696, 34734812, 52102218, 69469624, 104204436, 208408872]

約数ペア:

[(1, 208408872), (2, 104204436), (3, 69469624), (4, 52102218), (6, 34734812), (7, 29772696), (8, 26051109), (12, 17367406), (14, 14886348), (19, 10968888), (21, 9924232), (24, 8683703), (28, 7443174), (38, 5484444), (42, 4962116), (56, 3721587), (57, 3656296), (76, 2742222), (84, 2481058), (109, 1912008), (114, 1828148), (133, 1566984), (152, 1371111), (168, 1240529), (218, 956004), (228, 914074), (266, 783492), (327, 637336), (399, 522328), (436, 478002), (456, 457037), (532, 391746), (599, 347928), (654, 318668), (763, 273144), (798, 261164), (872, 239001), (1064, 195873), (1198, 173964), (1308, 159334), (1526, 136572), (1596, 130582), (1797, 115976), (2071, 100632), (2289, 91048), (2396, 86982), (2616, 79667), (3052, 68286), (3192, 65291), (3594, 57988), (4142, 50316), (4193, 49704), (4578, 45524), (4792, 43491), (6104, 34143), (6213, 33544), (7188, 28994), (8284, 25158), (8386, 24852), (9156, 22762), (11381, 18312), (12426, 16772), (12579, 16568), (14376, 14497)]