28716240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{17093}}^1$

素因数の和:17116

約数の個数: 80

約数和(自身を含む): 101743488

約数和(自身を除く): 73027248

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 17093, 34186, 51279, 68372, 85465, 102558, 119651, 136744, 170930, 205116, 239302, 256395, 273488, 341860, 358953, 410232, 478604, 512790, 598255, 683720, 717906, 820464, 957208, 1025580, 1196510, 1367440, 1435812, 1794765, 1914416, 2051160, 2393020, 2871624, 3589530, 4102320, 4786040, 5743248, 7179060, 9572080, 14358120, 28716240]

約数ペア:

[(1, 28716240), (2, 14358120), (3, 9572080), (4, 7179060), (5, 5743248), (6, 4786040), (7, 4102320), (8, 3589530), (10, 2871624), (12, 2393020), (14, 2051160), (15, 1914416), (16, 1794765), (20, 1435812), (21, 1367440), (24, 1196510), (28, 1025580), (30, 957208), (35, 820464), (40, 717906), (42, 683720), (48, 598255), (56, 512790), (60, 478604), (70, 410232), (80, 358953), (84, 341860), (105, 273488), (112, 256395), (120, 239302), (140, 205116), (168, 170930), (210, 136744), (240, 119651), (280, 102558), (336, 85465), (420, 68372), (560, 51279), (840, 34186), (1680, 17093)]