180896260

素因数分解:

$2^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{229}}^1\times {\mathrm{311}}^1$

素因数の和:676

約数の個数: 48

約数和(自身を含む): 385781760

約数和(自身を除く): 204885500

約数列:

[1, 2, 4, 5, 10, 20, 127, 229, 254, 311, 458, 508, 622, 635, 916, 1145, 1244, 1270, 1555, 2290, 2540, 3110, 4580, 6220, 29083, 39497, 58166, 71219, 78994, 116332, 142438, 145415, 157988, 197485, 284876, 290830, 356095, 394970, 581660, 712190, 789940, 1424380, 9044813, 18089626, 36179252, 45224065, 90448130, 180896260]

約数ペア:

[(1, 180896260), (2, 90448130), (4, 45224065), (5, 36179252), (10, 18089626), (20, 9044813), (127, 1424380), (229, 789940), (254, 712190), (311, 581660), (458, 394970), (508, 356095), (622, 290830), (635, 284876), (916, 197485), (1145, 157988), (1244, 145415), (1270, 142438), (1555, 116332), (2290, 78994), (2540, 71219), (3110, 58166), (4580, 39497), (6220, 29083)]