285997568

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{487}}^1$

素因数の和:573

約数の個数: 80

約数和(自身を含む): 607056384

約数和(自身を除く): 321058816

約数列:

[1, 2, 4, 8, 16, 31, 32, 37, 62, 64, 74, 124, 128, 148, 248, 256, 296, 487, 496, 512, 592, 974, 992, 1147, 1184, 1948, 1984, 2294, 2368, 3896, 3968, 4588, 4736, 7792, 7936, 9176, 9472, 15097, 15584, 15872, 18019, 18352, 18944, 30194, 31168, 36038, 36704, 60388, 62336, 72076, 73408, 120776, 124672, 144152, 146816, 241552, 249344, 288304, 293632, 483104, 558589, 576608, 587264, 966208, 1117178, 1153216, 1932416, 2234356, 2306432, 3864832, 4468712, 4612864, 7729664, 8937424, 9225728, 17874848, 35749696, 71499392, 142998784, 285997568]

約数ペア:

[(1, 285997568), (2, 142998784), (4, 71499392), (8, 35749696), (16, 17874848), (31, 9225728), (32, 8937424), (37, 7729664), (62, 4612864), (64, 4468712), (74, 3864832), (124, 2306432), (128, 2234356), (148, 1932416), (248, 1153216), (256, 1117178), (296, 966208), (487, 587264), (496, 576608), (512, 558589), (592, 483104), (974, 293632), (992, 288304), (1147, 249344), (1184, 241552), (1948, 146816), (1984, 144152), (2294, 124672), (2368, 120776), (3896, 73408), (3968, 72076), (4588, 62336), (4736, 60388), (7792, 36704), (7936, 36038), (9176, 31168), (9472, 30194), (15097, 18944), (15584, 18352), (15872, 18019)]