1277580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{199}}^1$

素因数の和:318

約数の個数: 48

約数和(自身を含む): 3628800

約数和(自身を除く): 2351220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 107, 199, 214, 321, 398, 428, 535, 597, 642, 796, 995, 1070, 1194, 1284, 1605, 1990, 2140, 2388, 2985, 3210, 3980, 5970, 6420, 11940, 21293, 42586, 63879, 85172, 106465, 127758, 212930, 255516, 319395, 425860, 638790, 1277580]

約数ペア:

[(1, 1277580), (2, 638790), (3, 425860), (4, 319395), (5, 255516), (6, 212930), (10, 127758), (12, 106465), (15, 85172), (20, 63879), (30, 42586), (60, 21293), (107, 11940), (199, 6420), (214, 5970), (321, 3980), (398, 3210), (428, 2985), (535, 2388), (597, 2140), (642, 1990), (796, 1605), (995, 1284), (1070, 1194)]