2181036672

素因数分解:

$2^7\times 3^3\times {\mathrm{409}}^1\times {\mathrm{1543}}^1$

素因数の和:1975

約数の個数: 128

約数和(自身を含む): 6457008000

約数和(自身を除く): 4275971328

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 128, 144, 192, 216, 288, 384, 409, 432, 576, 818, 864, 1152, 1227, 1543, 1636, 1728, 2454, 3086, 3272, 3456, 3681, 4629, 4908, 6172, 6544, 7362, 9258, 9816, 11043, 12344, 13088, 13887, 14724, 18516, 19632, 22086, 24688, 26176, 27774, 29448, 37032, 39264, 41661, 44172, 49376, 52352, 55548, 58896, 74064, 78528, 83322, 88344, 98752, 111096, 117792, 148128, 157056, 166644, 176688, 197504, 222192, 235584, 296256, 333288, 353376, 444384, 471168, 592512, 631087, 666576, 706752, 888768, 1262174, 1333152, 1413504, 1777536, 1893261, 2524348, 2666304, 3786522, 5048696, 5332608, 5679783, 7573044, 10097392, 11359566, 15146088, 17039349, 20194784, 22719132, 30292176, 34078698, 40389568, 45438264, 60584352, 68157396, 80779136, 90876528, 121168704, 136314792, 181753056, 242337408, 272629584, 363506112, 545259168, 727012224, 1090518336, 2181036672]

約数ペア:

[(1, 2181036672), (2, 1090518336), (3, 727012224), (4, 545259168), (6, 363506112), (8, 272629584), (9, 242337408), (12, 181753056), (16, 136314792), (18, 121168704), (24, 90876528), (27, 80779136), (32, 68157396), (36, 60584352), (48, 45438264), (54, 40389568), (64, 34078698), (72, 30292176), (96, 22719132), (108, 20194784), (128, 17039349), (144, 15146088), (192, 11359566), (216, 10097392), (288, 7573044), (384, 5679783), (409, 5332608), (432, 5048696), (576, 3786522), (818, 2666304), (864, 2524348), (1152, 1893261), (1227, 1777536), (1543, 1413504), (1636, 1333152), (1728, 1262174), (2454, 888768), (3086, 706752), (3272, 666576), (3456, 631087), (3681, 592512), (4629, 471168), (4908, 444384), (6172, 353376), (6544, 333288), (7362, 296256), (9258, 235584), (9816, 222192), (11043, 197504), (12344, 176688), (13088, 166644), (13887, 157056), (14724, 148128), (18516, 117792), (19632, 111096), (22086, 98752), (24688, 88344), (26176, 83322), (27774, 78528), (29448, 74064), (37032, 58896), (39264, 55548), (41661, 52352), (44172, 49376)]