216894848

素因数分解:

$2^7\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{1163}}^1$

素因数の和:1255

約数の個数: 64

約数和(自身を含む): 455915520

約数和(自身を除く): 239020672

約数列:

[1, 2, 4, 8, 16, 31, 32, 47, 62, 64, 94, 124, 128, 188, 248, 376, 496, 752, 992, 1163, 1457, 1504, 1984, 2326, 2914, 3008, 3968, 4652, 5828, 6016, 9304, 11656, 18608, 23312, 36053, 37216, 46624, 54661, 72106, 74432, 93248, 109322, 144212, 148864, 186496, 218644, 288424, 437288, 576848, 874576, 1153696, 1694491, 1749152, 2307392, 3388982, 3498304, 4614784, 6777964, 6996608, 13555928, 27111856, 54223712, 108447424, 216894848]

約数ペア:

[(1, 216894848), (2, 108447424), (4, 54223712), (8, 27111856), (16, 13555928), (31, 6996608), (32, 6777964), (47, 4614784), (62, 3498304), (64, 3388982), (94, 2307392), (124, 1749152), (128, 1694491), (188, 1153696), (248, 874576), (376, 576848), (496, 437288), (752, 288424), (992, 218644), (1163, 186496), (1457, 148864), (1504, 144212), (1984, 109322), (2326, 93248), (2914, 74432), (3008, 72106), (3968, 54661), (4652, 46624), (5828, 37216), (6016, 36053), (9304, 23312), (11656, 18608)]