138492840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{7351}}^1$

素因数の和:7522

約数の個数: 64

約数和(自身を含む): 418181760

約数和(自身を除く): 279688920

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, 7351, 9420, 14702, 18840, 22053, 29404, 36755, 44106, 58808, 73510, 88212, 110265, 147020, 176424, 220530, 294040, 441060, 882120, 1154107, 2308214, 3462321, 4616428, 5770535, 6924642, 9232856, 11541070, 13849284, 17311605, 23082140, 27698568, 34623210, 46164280, 69246420, 138492840]

約数ペア:

[(1, 138492840), (2, 69246420), (3, 46164280), (4, 34623210), (5, 27698568), (6, 23082140), (8, 17311605), (10, 13849284), (12, 11541070), (15, 9232856), (20, 6924642), (24, 5770535), (30, 4616428), (40, 3462321), (60, 2308214), (120, 1154107), (157, 882120), (314, 441060), (471, 294040), (628, 220530), (785, 176424), (942, 147020), (1256, 110265), (1570, 88212), (1884, 73510), (2355, 58808), (3140, 44106), (3768, 36755), (4710, 29404), (6280, 22053), (7351, 18840), (9420, 14702)]