208871808

素因数分解:

$2^7\times 3^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1$

素因数の和:356

約数の個数: 128

約数和(自身を含む): 581555040

約数和(自身を除く): 372683232

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 61, 64, 74, 96, 111, 122, 128, 148, 183, 192, 222, 241, 244, 296, 366, 384, 444, 482, 488, 592, 723, 732, 888, 964, 976, 1184, 1446, 1464, 1776, 1928, 1952, 2257, 2368, 2892, 2928, 3552, 3856, 3904, 4514, 4736, 5784, 5856, 6771, 7104, 7712, 7808, 8917, 9028, 11568, 11712, 13542, 14208, 14701, 15424, 17834, 18056, 23136, 23424, 26751, 27084, 29402, 30848, 35668, 36112, 44103, 46272, 53502, 54168, 58804, 71336, 72224, 88206, 92544, 107004, 108336, 117608, 142672, 144448, 176412, 214008, 216672, 235216, 285344, 288896, 352824, 428016, 433344, 470432, 543937, 570688, 705648, 856032, 866688, 940864, 1087874, 1141376, 1411296, 1631811, 1712064, 1881728, 2175748, 2822592, 3263622, 3424128, 4351496, 5645184, 6527244, 8702992, 13054488, 17405984, 26108976, 34811968, 52217952, 69623936, 104435904, 208871808]

約数ペア:

[(1, 208871808), (2, 104435904), (3, 69623936), (4, 52217952), (6, 34811968), (8, 26108976), (12, 17405984), (16, 13054488), (24, 8702992), (32, 6527244), (37, 5645184), (48, 4351496), (61, 3424128), (64, 3263622), (74, 2822592), (96, 2175748), (111, 1881728), (122, 1712064), (128, 1631811), (148, 1411296), (183, 1141376), (192, 1087874), (222, 940864), (241, 866688), (244, 856032), (296, 705648), (366, 570688), (384, 543937), (444, 470432), (482, 433344), (488, 428016), (592, 352824), (723, 288896), (732, 285344), (888, 235216), (964, 216672), (976, 214008), (1184, 176412), (1446, 144448), (1464, 142672), (1776, 117608), (1928, 108336), (1952, 107004), (2257, 92544), (2368, 88206), (2892, 72224), (2928, 71336), (3552, 58804), (3856, 54168), (3904, 53502), (4514, 46272), (4736, 44103), (5784, 36112), (5856, 35668), (6771, 30848), (7104, 29402), (7712, 27084), (7808, 26751), (8917, 23424), (9028, 23136), (11568, 18056), (11712, 17834), (13542, 15424), (14208, 14701)]