219323580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{522199}}^1$

素因数の和:522218

約数の個数: 48

約数和(自身を含む): 701836800

約数和(自身を除く): 482513220

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, 522199, 1044398, 1566597, 2088796, 2610995, 3133194, 3655393, 5221990, 6266388, 7310786, 7832985, 10443980, 10966179, 14621572, 15665970, 18276965, 21932358, 31331940, 36553930, 43864716, 54830895, 73107860, 109661790, 219323580]

約数ペア:

[(1, 219323580), (2, 109661790), (3, 73107860), (4, 54830895), (5, 43864716), (6, 36553930), (7, 31331940), (10, 21932358), (12, 18276965), (14, 15665970), (15, 14621572), (20, 10966179), (21, 10443980), (28, 7832985), (30, 7310786), (35, 6266388), (42, 5221990), (60, 3655393), (70, 3133194), (84, 2610995), (105, 2088796), (140, 1566597), (210, 1044398), (420, 522199)]