385674520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{125219}}^1$

素因数の和:125248

約数の個数: 64

約数和(自身を含む): 1081900800

約数和(自身を除く): 696226280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 125219, 250438, 500876, 626095, 876533, 1001752, 1252190, 1377409, 1753066, 2504380, 2754818, 3506132, 4382665, 5008760, 5509636, 6887045, 7012264, 8765330, 9641863, 11019272, 13774090, 17530660, 19283726, 27548180, 35061320, 38567452, 48209315, 55096360, 77134904, 96418630, 192837260, 385674520]

約数ペア:

[(1, 385674520), (2, 192837260), (4, 96418630), (5, 77134904), (7, 55096360), (8, 48209315), (10, 38567452), (11, 35061320), (14, 27548180), (20, 19283726), (22, 17530660), (28, 13774090), (35, 11019272), (40, 9641863), (44, 8765330), (55, 7012264), (56, 6887045), (70, 5509636), (77, 5008760), (88, 4382665), (110, 3506132), (140, 2754818), (154, 2504380), (220, 1753066), (280, 1377409), (308, 1252190), (385, 1001752), (440, 876533), (616, 626095), (770, 500876), (1540, 250438), (3080, 125219)]