84661640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{211}}^1\times {\mathrm{1433}}^1$

素因数の和:1662

約数の個数: 64

約数和(自身を含む): 218885760

約数和(自身を除く): 134224120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 211, 280, 422, 844, 1055, 1433, 1477, 1688, 2110, 2866, 2954, 4220, 5732, 5908, 7165, 7385, 8440, 10031, 11464, 11816, 14330, 14770, 20062, 28660, 29540, 40124, 50155, 57320, 59080, 80248, 100310, 200620, 302363, 401240, 604726, 1209452, 1511815, 2116541, 2418904, 3023630, 4233082, 6047260, 8466164, 10582705, 12094520, 16932328, 21165410, 42330820, 84661640]

約数ペア:

[(1, 84661640), (2, 42330820), (4, 21165410), (5, 16932328), (7, 12094520), (8, 10582705), (10, 8466164), (14, 6047260), (20, 4233082), (28, 3023630), (35, 2418904), (40, 2116541), (56, 1511815), (70, 1209452), (140, 604726), (211, 401240), (280, 302363), (422, 200620), (844, 100310), (1055, 80248), (1433, 59080), (1477, 57320), (1688, 50155), (2110, 40124), (2866, 29540), (2954, 28660), (4220, 20062), (5732, 14770), (5908, 14330), (7165, 11816), (7385, 11464), (8440, 10031)]