38678520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{2053}}^1$

素因数の和:2224

約数の個数: 64

約数和(自身を含む): 116831520

約数和(自身を除く): 78153000

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, 2053, 2355, 3140, 3768, 4106, 4710, 6159, 6280, 8212, 9420, 10265, 12318, 16424, 18840, 20530, 24636, 30795, 41060, 49272, 61590, 82120, 123180, 246360, 322321, 644642, 966963, 1289284, 1611605, 1933926, 2578568, 3223210, 3867852, 4834815, 6446420, 7735704, 9669630, 12892840, 19339260, 38678520]

約数ペア:

[(1, 38678520), (2, 19339260), (3, 12892840), (4, 9669630), (5, 7735704), (6, 6446420), (8, 4834815), (10, 3867852), (12, 3223210), (15, 2578568), (20, 1933926), (24, 1611605), (30, 1289284), (40, 966963), (60, 644642), (120, 322321), (157, 246360), (314, 123180), (471, 82120), (628, 61590), (785, 49272), (942, 41060), (1256, 30795), (1570, 24636), (1884, 20530), (2053, 18840), (2355, 16424), (3140, 12318), (3768, 10265), (4106, 9420), (4710, 8212), (6159, 6280)]