209368920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{11113}}^1$

素因数の和:11284

約数の個数: 64

約数和(自身を含む): 632164320

約数和(自身を除く): 422795400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 157, 314, 471, 628, 785, 942, 1256, 1570, 1884, 2355, 3140, 3768, 4710, 6280, 9420, 11113, 18840, 22226, 33339, 44452, 55565, 66678, 88904, 111130, 133356, 166695, 222260, 266712, 333390, 444520, 666780, 1333560, 1744741, 3489482, 5234223, 6978964, 8723705, 10468446, 13957928, 17447410, 20936892, 26171115, 34894820, 41873784, 52342230, 69789640, 104684460, 209368920]

約数ペア:

[(1, 209368920), (2, 104684460), (3, 69789640), (4, 52342230), (5, 41873784), (6, 34894820), (8, 26171115), (10, 20936892), (12, 17447410), (15, 13957928), (20, 10468446), (24, 8723705), (30, 6978964), (40, 5234223), (60, 3489482), (120, 1744741), (157, 1333560), (314, 666780), (471, 444520), (628, 333390), (785, 266712), (942, 222260), (1256, 166695), (1570, 133356), (1884, 111130), (2355, 88904), (3140, 66678), (3768, 55565), (4710, 44452), (6280, 33339), (9420, 22226), (11113, 18840)]