28200060

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{22381}}^1$

素因数の和:22403

約数の個数: 72

約数和(自身を含む): 97764576

約数和(自身を除く): 69564516

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 22381, 44762, 67143, 89524, 111905, 134286, 156667, 201429, 223810, 268572, 313334, 335715, 402858, 447620, 470001, 626668, 671430, 783335, 805716, 940002, 1007145, 1342860, 1410003, 1566670, 1880004, 2014290, 2350005, 2820006, 3133340, 4028580, 4700010, 5640012, 7050015, 9400020, 14100030, 28200060]

約数ペア:

[(1, 28200060), (2, 14100030), (3, 9400020), (4, 7050015), (5, 5640012), (6, 4700010), (7, 4028580), (9, 3133340), (10, 2820006), (12, 2350005), (14, 2014290), (15, 1880004), (18, 1566670), (20, 1410003), (21, 1342860), (28, 1007145), (30, 940002), (35, 805716), (36, 783335), (42, 671430), (45, 626668), (60, 470001), (63, 447620), (70, 402858), (84, 335715), (90, 313334), (105, 268572), (126, 223810), (140, 201429), (180, 156667), (210, 134286), (252, 111905), (315, 89524), (420, 67143), (630, 44762), (1260, 22381)]