1968656480

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{76423}}^1$

素因数の和:76468

約数の個数: 96

約数和(自身を含む): 5546548224

約数和(自身を除く): 3577891744

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 160, 161, 184, 224, 230, 280, 322, 368, 460, 560, 644, 736, 805, 920, 1120, 1288, 1610, 1840, 2576, 3220, 3680, 5152, 6440, 12880, 25760, 76423, 152846, 305692, 382115, 534961, 611384, 764230, 1069922, 1222768, 1528460, 1757729, 2139844, 2445536, 2674805, 3056920, 3515458, 4279688, 5349610, 6113840, 7030916, 8559376, 8788645, 10699220, 12227680, 12304103, 14061832, 17118752, 17577290, 21398440, 24608206, 28123664, 35154580, 42796880, 49216412, 56247328, 61520515, 70309160, 85593760, 98432824, 123041030, 140618320, 196865648, 246082060, 281236640, 393731296, 492164120, 984328240, 1968656480]

約数ペア:

[(1, 1968656480), (2, 984328240), (4, 492164120), (5, 393731296), (7, 281236640), (8, 246082060), (10, 196865648), (14, 140618320), (16, 123041030), (20, 98432824), (23, 85593760), (28, 70309160), (32, 61520515), (35, 56247328), (40, 49216412), (46, 42796880), (56, 35154580), (70, 28123664), (80, 24608206), (92, 21398440), (112, 17577290), (115, 17118752), (140, 14061832), (160, 12304103), (161, 12227680), (184, 10699220), (224, 8788645), (230, 8559376), (280, 7030916), (322, 6113840), (368, 5349610), (460, 4279688), (560, 3515458), (644, 3056920), (736, 2674805), (805, 2445536), (920, 2139844), (1120, 1757729), (1288, 1528460), (1610, 1222768), (1840, 1069922), (2576, 764230), (3220, 611384), (3680, 534961), (5152, 382115), (6440, 305692), (12880, 152846), (25760, 76423)]