66771600

素因数分解:

$2^4\times 3^1\times 5^2\times 7^1\times {\mathrm{7949}}^1$

素因数の和:7977

約数の個数: 120

約数和(自身を含む): 244478400

約数和(自身を除く): 177706800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 100, 105, 112, 120, 140, 150, 168, 175, 200, 210, 240, 280, 300, 336, 350, 400, 420, 525, 560, 600, 700, 840, 1050, 1200, 1400, 1680, 2100, 2800, 4200, 7949, 8400, 15898, 23847, 31796, 39745, 47694, 55643, 63592, 79490, 95388, 111286, 119235, 127184, 158980, 166929, 190776, 198725, 222572, 238470, 278215, 317960, 333858, 381552, 397450, 445144, 476940, 556430, 596175, 635920, 667716, 794900, 834645, 890288, 953880, 1112860, 1192350, 1335432, 1391075, 1589800, 1669290, 1907760, 2225720, 2384700, 2670864, 2782150, 3179600, 3338580, 4173225, 4451440, 4769400, 5564300, 6677160, 8346450, 9538800, 11128600, 13354320, 16692900, 22257200, 33385800, 66771600]

約数ペア:

[(1, 66771600), (2, 33385800), (3, 22257200), (4, 16692900), (5, 13354320), (6, 11128600), (7, 9538800), (8, 8346450), (10, 6677160), (12, 5564300), (14, 4769400), (15, 4451440), (16, 4173225), (20, 3338580), (21, 3179600), (24, 2782150), (25, 2670864), (28, 2384700), (30, 2225720), (35, 1907760), (40, 1669290), (42, 1589800), (48, 1391075), (50, 1335432), (56, 1192350), (60, 1112860), (70, 953880), (75, 890288), (80, 834645), (84, 794900), (100, 667716), (105, 635920), (112, 596175), (120, 556430), (140, 476940), (150, 445144), (168, 397450), (175, 381552), (200, 333858), (210, 317960), (240, 278215), (280, 238470), (300, 222572), (336, 198725), (350, 190776), (400, 166929), (420, 158980), (525, 127184), (560, 119235), (600, 111286), (700, 95388), (840, 79490), (1050, 63592), (1200, 55643), (1400, 47694), (1680, 39745), (2100, 31796), (2800, 23847), (4200, 15898), (7949, 8400)]