7628320

素因数分解:

$2^5\times 5^1\times 7^3\times {\mathrm{139}}^1$

素因数の和:175

約数の個数: 96

約数和(自身を含む): 21168000

約数和(自身を除く): 13539680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 70, 80, 98, 112, 139, 140, 160, 196, 224, 245, 278, 280, 343, 392, 490, 556, 560, 686, 695, 784, 973, 980, 1112, 1120, 1372, 1390, 1568, 1715, 1946, 1960, 2224, 2744, 2780, 3430, 3892, 3920, 4448, 4865, 5488, 5560, 6811, 6860, 7784, 7840, 9730, 10976, 11120, 13622, 13720, 15568, 19460, 22240, 27244, 27440, 31136, 34055, 38920, 47677, 54488, 54880, 68110, 77840, 95354, 108976, 136220, 155680, 190708, 217952, 238385, 272440, 381416, 476770, 544880, 762832, 953540, 1089760, 1525664, 1907080, 3814160, 7628320]

約数ペア:

[(1, 7628320), (2, 3814160), (4, 1907080), (5, 1525664), (7, 1089760), (8, 953540), (10, 762832), (14, 544880), (16, 476770), (20, 381416), (28, 272440), (32, 238385), (35, 217952), (40, 190708), (49, 155680), (56, 136220), (70, 108976), (80, 95354), (98, 77840), (112, 68110), (139, 54880), (140, 54488), (160, 47677), (196, 38920), (224, 34055), (245, 31136), (278, 27440), (280, 27244), (343, 22240), (392, 19460), (490, 15568), (556, 13720), (560, 13622), (686, 11120), (695, 10976), (784, 9730), (973, 7840), (980, 7784), (1112, 6860), (1120, 6811), (1372, 5560), (1390, 5488), (1568, 4865), (1715, 4448), (1946, 3920), (1960, 3892), (2224, 3430), (2744, 2780)]