276464720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{1289}}^1$

素因数の和:1692

約数の個数: 80

約数和(自身を含む): 737095680

約数和(自身を除く): 460630960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 383, 560, 766, 1289, 1532, 1915, 2578, 2681, 3064, 3830, 5156, 5362, 6128, 6445, 7660, 9023, 10312, 10724, 12890, 13405, 15320, 18046, 20624, 21448, 25780, 26810, 30640, 36092, 42896, 45115, 51560, 53620, 72184, 90230, 103120, 107240, 144368, 180460, 214480, 360920, 493687, 721840, 987374, 1974748, 2468435, 3455809, 3949496, 4936870, 6911618, 7898992, 9873740, 13823236, 17279045, 19747480, 27646472, 34558090, 39494960, 55292944, 69116180, 138232360, 276464720]

約数ペア:

[(1, 276464720), (2, 138232360), (4, 69116180), (5, 55292944), (7, 39494960), (8, 34558090), (10, 27646472), (14, 19747480), (16, 17279045), (20, 13823236), (28, 9873740), (35, 7898992), (40, 6911618), (56, 4936870), (70, 3949496), (80, 3455809), (112, 2468435), (140, 1974748), (280, 987374), (383, 721840), (560, 493687), (766, 360920), (1289, 214480), (1532, 180460), (1915, 144368), (2578, 107240), (2681, 103120), (3064, 90230), (3830, 72184), (5156, 53620), (5362, 51560), (6128, 45115), (6445, 42896), (7660, 36092), (9023, 30640), (10312, 26810), (10724, 25780), (12890, 21448), (13405, 20624), (15320, 18046)]