1381480680

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{73327}}^1$

素因数の和:73498

約数の個数: 64

約数和(自身を含む): 4170896640

約数和(自身を除く): 2789415960

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, 9420, 18840, 73327, 146654, 219981, 293308, 366635, 439962, 586616, 733270, 879924, 1099905, 1466540, 1759848, 2199810, 2933080, 4399620, 8799240, 11512339, 23024678, 34537017, 46049356, 57561695, 69074034, 92098712, 115123390, 138148068, 172685085, 230246780, 276296136, 345370170, 460493560, 690740340, 1381480680]

約数ペア:

[(1, 1381480680), (2, 690740340), (3, 460493560), (4, 345370170), (5, 276296136), (6, 230246780), (8, 172685085), (10, 138148068), (12, 115123390), (15, 92098712), (20, 69074034), (24, 57561695), (30, 46049356), (40, 34537017), (60, 23024678), (120, 11512339), (157, 8799240), (314, 4399620), (471, 2933080), (628, 2199810), (785, 1759848), (942, 1466540), (1256, 1099905), (1570, 879924), (1884, 733270), (2355, 586616), (3140, 439962), (3768, 366635), (4710, 293308), (6280, 219981), (9420, 146654), (18840, 73327)]