20999411520

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{2477}}^1\times {\mathrm{8831}}^1$

素因数の和:11328

約数の個数: 112

約数和(自身を含む): 66707601408

約数和(自身を除く): 45708189888

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 160, 192, 240, 320, 480, 960, 2477, 4954, 7431, 8831, 9908, 12385, 14862, 17662, 19816, 24770, 26493, 29724, 35324, 37155, 39632, 44155, 49540, 52986, 59448, 70648, 74310, 79264, 88310, 99080, 105972, 118896, 132465, 141296, 148620, 158528, 176620, 198160, 211944, 237792, 264930, 282592, 297240, 353240, 396320, 423888, 475584, 529860, 565184, 594480, 706480, 792640, 847776, 1059720, 1188960, 1412960, 1695552, 2119440, 2377920, 2825920, 4238880, 8477760, 21874387, 43748774, 65623161, 87497548, 109371935, 131246322, 174995096, 218743870, 262492644, 328115805, 349990192, 437487740, 524985288, 656231610, 699980384, 874975480, 1049970576, 1312463220, 1399960768, 1749950960, 2099941152, 2624926440, 3499901920, 4199882304, 5249852880, 6999803840, 10499705760, 20999411520]

約数ペア:

[(1, 20999411520), (2, 10499705760), (3, 6999803840), (4, 5249852880), (5, 4199882304), (6, 3499901920), (8, 2624926440), (10, 2099941152), (12, 1749950960), (15, 1399960768), (16, 1312463220), (20, 1049970576), (24, 874975480), (30, 699980384), (32, 656231610), (40, 524985288), (48, 437487740), (60, 349990192), (64, 328115805), (80, 262492644), (96, 218743870), (120, 174995096), (160, 131246322), (192, 109371935), (240, 87497548), (320, 65623161), (480, 43748774), (960, 21874387), (2477, 8477760), (4954, 4238880), (7431, 2825920), (8831, 2377920), (9908, 2119440), (12385, 1695552), (14862, 1412960), (17662, 1188960), (19816, 1059720), (24770, 847776), (26493, 792640), (29724, 706480), (35324, 594480), (37155, 565184), (39632, 529860), (44155, 475584), (49540, 423888), (52986, 396320), (59448, 353240), (70648, 297240), (74310, 282592), (79264, 264930), (88310, 237792), (99080, 211944), (105972, 198160), (118896, 176620), (132465, 158528), (141296, 148620)]