42408840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2251}}^1$

素因数の和:2422

約数の個数: 64

約数和(自身を含む): 128093760

約数和(自身を除く): 85684920

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, 2251, 2355, 3140, 3768, 4502, 4710, 6280, 6753, 9004, 9420, 11255, 13506, 18008, 18840, 22510, 27012, 33765, 45020, 54024, 67530, 90040, 135060, 270120, 353407, 706814, 1060221, 1413628, 1767035, 2120442, 2827256, 3534070, 4240884, 5301105, 7068140, 8481768, 10602210, 14136280, 21204420, 42408840]

約数ペア:

[(1, 42408840), (2, 21204420), (3, 14136280), (4, 10602210), (5, 8481768), (6, 7068140), (8, 5301105), (10, 4240884), (12, 3534070), (15, 2827256), (20, 2120442), (24, 1767035), (30, 1413628), (40, 1060221), (60, 706814), (120, 353407), (157, 270120), (314, 135060), (471, 90040), (628, 67530), (785, 54024), (942, 45020), (1256, 33765), (1570, 27012), (1884, 22510), (2251, 18840), (2355, 18008), (3140, 13506), (3768, 11255), (4502, 9420), (4710, 9004), (6280, 6753)]