140925540

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{797}}^1$

素因数の和:1237

約数の個数: 96

約数和(自身を含む): 452600064

約数和(自身を除く): 311674524

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 421, 797, 842, 1263, 1594, 1684, 2105, 2391, 2526, 2947, 3188, 3985, 4210, 4782, 5052, 5579, 5894, 6315, 7970, 8420, 8841, 9564, 11158, 11788, 11955, 12630, 14735, 15940, 16737, 17682, 22316, 23910, 25260, 27895, 29470, 33474, 35364, 44205, 47820, 55790, 58940, 66948, 83685, 88410, 111580, 167370, 176820, 334740, 335537, 671074, 1006611, 1342148, 1677685, 2013222, 2348759, 3355370, 4026444, 4697518, 5033055, 6710740, 7046277, 9395036, 10066110, 11743795, 14092554, 20132220, 23487590, 28185108, 35231385, 46975180, 70462770, 140925540]

約数ペア:

[(1, 140925540), (2, 70462770), (3, 46975180), (4, 35231385), (5, 28185108), (6, 23487590), (7, 20132220), (10, 14092554), (12, 11743795), (14, 10066110), (15, 9395036), (20, 7046277), (21, 6710740), (28, 5033055), (30, 4697518), (35, 4026444), (42, 3355370), (60, 2348759), (70, 2013222), (84, 1677685), (105, 1342148), (140, 1006611), (210, 671074), (420, 335537), (421, 334740), (797, 176820), (842, 167370), (1263, 111580), (1594, 88410), (1684, 83685), (2105, 66948), (2391, 58940), (2526, 55790), (2947, 47820), (3188, 44205), (3985, 35364), (4210, 33474), (4782, 29470), (5052, 27895), (5579, 25260), (5894, 23910), (6315, 22316), (7970, 17682), (8420, 16737), (8841, 15940), (9564, 14735), (11158, 12630), (11788, 11955)]