77865760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{1879}}^1$

素因数の和:1938

約数の個数: 96

約数和(自身を含む): 216034560

約数和(自身を除く): 138168800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 37, 40, 56, 70, 74, 80, 112, 140, 148, 160, 185, 224, 259, 280, 296, 370, 518, 560, 592, 740, 1036, 1120, 1184, 1295, 1480, 1879, 2072, 2590, 2960, 3758, 4144, 5180, 5920, 7516, 8288, 9395, 10360, 13153, 15032, 18790, 20720, 26306, 30064, 37580, 41440, 52612, 60128, 65765, 69523, 75160, 105224, 131530, 139046, 150320, 210448, 263060, 278092, 300640, 347615, 420896, 486661, 526120, 556184, 695230, 973322, 1052240, 1112368, 1390460, 1946644, 2104480, 2224736, 2433305, 2780920, 3893288, 4866610, 5561840, 7786576, 9733220, 11123680, 15573152, 19466440, 38932880, 77865760]

約数ペア:

[(1, 77865760), (2, 38932880), (4, 19466440), (5, 15573152), (7, 11123680), (8, 9733220), (10, 7786576), (14, 5561840), (16, 4866610), (20, 3893288), (28, 2780920), (32, 2433305), (35, 2224736), (37, 2104480), (40, 1946644), (56, 1390460), (70, 1112368), (74, 1052240), (80, 973322), (112, 695230), (140, 556184), (148, 526120), (160, 486661), (185, 420896), (224, 347615), (259, 300640), (280, 278092), (296, 263060), (370, 210448), (518, 150320), (560, 139046), (592, 131530), (740, 105224), (1036, 75160), (1120, 69523), (1184, 65765), (1295, 60128), (1480, 52612), (1879, 41440), (2072, 37580), (2590, 30064), (2960, 26306), (3758, 20720), (4144, 18790), (5180, 15032), (5920, 13153), (7516, 10360), (8288, 9395)]