853739820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{281}}^1\times {\mathrm{16879}}^1$

素因数の和:17175

約数の個数: 72

約数和(自身を含む): 2599047360

約数和(自身を除く): 1745307540

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 281, 562, 843, 1124, 1405, 1686, 2529, 2810, 3372, 4215, 5058, 5620, 8430, 10116, 12645, 16860, 16879, 25290, 33758, 50580, 50637, 67516, 84395, 101274, 151911, 168790, 202548, 253185, 303822, 337580, 506370, 607644, 759555, 1012740, 1519110, 3038220, 4742999, 9485998, 14228997, 18971996, 23714995, 28457994, 42686991, 47429990, 56915988, 71144985, 85373982, 94859980, 142289970, 170747964, 213434955, 284579940, 426869910, 853739820]

約数ペア:

[(1, 853739820), (2, 426869910), (3, 284579940), (4, 213434955), (5, 170747964), (6, 142289970), (9, 94859980), (10, 85373982), (12, 71144985), (15, 56915988), (18, 47429990), (20, 42686991), (30, 28457994), (36, 23714995), (45, 18971996), (60, 14228997), (90, 9485998), (180, 4742999), (281, 3038220), (562, 1519110), (843, 1012740), (1124, 759555), (1405, 607644), (1686, 506370), (2529, 337580), (2810, 303822), (3372, 253185), (4215, 202548), (5058, 168790), (5620, 151911), (8430, 101274), (10116, 84395), (12645, 67516), (16860, 50637), (16879, 50580), (25290, 33758)]