128673776

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:307

約数の個数: 160

約数和(自身を含む): 342835200

約数和(自身を除く): 214161424

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 19, 22, 23, 28, 38, 44, 46, 56, 76, 77, 88, 92, 112, 133, 152, 154, 161, 176, 184, 209, 239, 253, 266, 304, 308, 322, 368, 418, 437, 478, 506, 532, 616, 644, 836, 874, 956, 1012, 1064, 1232, 1288, 1463, 1672, 1673, 1748, 1771, 1912, 2024, 2128, 2576, 2629, 2926, 3059, 3344, 3346, 3496, 3542, 3824, 4048, 4541, 4807, 5258, 5497, 5852, 6118, 6692, 6992, 7084, 9082, 9614, 10516, 10994, 11704, 12236, 13384, 14168, 18164, 18403, 19228, 21032, 21988, 23408, 24472, 26768, 28336, 31787, 33649, 36328, 36806, 38456, 38479, 42064, 43976, 48944, 49951, 60467, 63574, 67298, 72656, 73612, 76912, 76958, 87952, 99902, 104443, 120934, 127148, 134596, 147224, 153916, 199804, 208886, 241868, 254296, 269192, 294448, 307832, 349657, 399608, 417772, 423269, 483736, 508592, 538384, 615664, 699314, 731101, 799216, 835544, 846538, 967472, 1148873, 1398628, 1462202, 1671088, 1693076, 2297746, 2797256, 2924404, 3386152, 4595492, 5594512, 5848808, 6772304, 8042111, 9190984, 11697616, 16084222, 18381968, 32168444, 64336888, 128673776]

約数ペア:

[(1, 128673776), (2, 64336888), (4, 32168444), (7, 18381968), (8, 16084222), (11, 11697616), (14, 9190984), (16, 8042111), (19, 6772304), (22, 5848808), (23, 5594512), (28, 4595492), (38, 3386152), (44, 2924404), (46, 2797256), (56, 2297746), (76, 1693076), (77, 1671088), (88, 1462202), (92, 1398628), (112, 1148873), (133, 967472), (152, 846538), (154, 835544), (161, 799216), (176, 731101), (184, 699314), (209, 615664), (239, 538384), (253, 508592), (266, 483736), (304, 423269), (308, 417772), (322, 399608), (368, 349657), (418, 307832), (437, 294448), (478, 269192), (506, 254296), (532, 241868), (616, 208886), (644, 199804), (836, 153916), (874, 147224), (956, 134596), (1012, 127148), (1064, 120934), (1232, 104443), (1288, 99902), (1463, 87952), (1672, 76958), (1673, 76912), (1748, 73612), (1771, 72656), (1912, 67298), (2024, 63574), (2128, 60467), (2576, 49951), (2629, 48944), (2926, 43976), (3059, 42064), (3344, 38479), (3346, 38456), (3496, 36806), (3542, 36328), (3824, 33649), (4048, 31787), (4541, 28336), (4807, 26768), (5258, 24472), (5497, 23408), (5852, 21988), (6118, 21032), (6692, 19228), (6992, 18403), (7084, 18164), (9082, 14168), (9614, 13384), (10516, 12236), (10994, 11704)]