209065984

素因数分解:

$2^{11}\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:179

約数の個数: 96

約数和(自身を含む): 448156800

約数和(自身を除く): 239090816

約数列:

[1, 2, 4, 8, 16, 31, 32, 37, 62, 64, 74, 89, 124, 128, 148, 178, 248, 256, 296, 356, 496, 512, 592, 712, 992, 1024, 1147, 1184, 1424, 1984, 2048, 2294, 2368, 2759, 2848, 3293, 3968, 4588, 4736, 5518, 5696, 6586, 7936, 9176, 9472, 11036, 11392, 13172, 15872, 18352, 18944, 22072, 22784, 26344, 31744, 36704, 37888, 44144, 45568, 52688, 63488, 73408, 75776, 88288, 91136, 102083, 105376, 146816, 176576, 182272, 204166, 210752, 293632, 353152, 408332, 421504, 587264, 706304, 816664, 843008, 1174528, 1412608, 1633328, 1686016, 2349056, 2825216, 3266656, 3372032, 5650432, 6533312, 6744064, 13066624, 26133248, 52266496, 104532992, 209065984]

約数ペア:

[(1, 209065984), (2, 104532992), (4, 52266496), (8, 26133248), (16, 13066624), (31, 6744064), (32, 6533312), (37, 5650432), (62, 3372032), (64, 3266656), (74, 2825216), (89, 2349056), (124, 1686016), (128, 1633328), (148, 1412608), (178, 1174528), (248, 843008), (256, 816664), (296, 706304), (356, 587264), (496, 421504), (512, 408332), (592, 353152), (712, 293632), (992, 210752), (1024, 204166), (1147, 182272), (1184, 176576), (1424, 146816), (1984, 105376), (2048, 102083), (2294, 91136), (2368, 88288), (2759, 75776), (2848, 73408), (3293, 63488), (3968, 52688), (4588, 45568), (4736, 44144), (5518, 37888), (5696, 36704), (6586, 31744), (7936, 26344), (9176, 22784), (9472, 22072), (11036, 18944), (11392, 18352), (13172, 15872)]