20161621290

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{186113}}^1$

素因数の和:186303

約数の個数: 64

約数和(自身を含む): 50813588736

約数和(自身を除く): 30651967446

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 30, 46, 69, 115, 138, 157, 230, 314, 345, 471, 690, 785, 942, 1570, 2355, 3611, 4710, 7222, 10833, 18055, 21666, 36110, 54165, 108330, 186113, 372226, 558339, 930565, 1116678, 1861130, 2791695, 4280599, 5583390, 8561198, 12841797, 21402995, 25683594, 29219741, 42805990, 58439482, 64208985, 87659223, 128417970, 146098705, 175318446, 292197410, 438296115, 672054043, 876592230, 1344108086, 2016162129, 3360270215, 4032324258, 6720540430, 10080810645, 20161621290]

約数ペア:

[(1, 20161621290), (2, 10080810645), (3, 6720540430), (5, 4032324258), (6, 3360270215), (10, 2016162129), (15, 1344108086), (23, 876592230), (30, 672054043), (46, 438296115), (69, 292197410), (115, 175318446), (138, 146098705), (157, 128417970), (230, 87659223), (314, 64208985), (345, 58439482), (471, 42805990), (690, 29219741), (785, 25683594), (942, 21402995), (1570, 12841797), (2355, 8561198), (3611, 5583390), (4710, 4280599), (7222, 2791695), (10833, 1861130), (18055, 1116678), (21666, 930565), (36110, 558339), (54165, 372226), (108330, 186113)]