1326120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:314

約数の個数: 64

約数和(自身を含む): 4086720

約数和(自身を除く): 2760600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 257, 258, 344, 430, 514, 516, 645, 771, 860, 1028, 1032, 1285, 1290, 1542, 1720, 2056, 2570, 2580, 3084, 3855, 5140, 5160, 6168, 7710, 10280, 11051, 15420, 22102, 30840, 33153, 44204, 55255, 66306, 88408, 110510, 132612, 165765, 221020, 265224, 331530, 442040, 663060, 1326120]

約数ペア:

[(1, 1326120), (2, 663060), (3, 442040), (4, 331530), (5, 265224), (6, 221020), (8, 165765), (10, 132612), (12, 110510), (15, 88408), (20, 66306), (24, 55255), (30, 44204), (40, 33153), (43, 30840), (60, 22102), (86, 15420), (120, 11051), (129, 10280), (172, 7710), (215, 6168), (257, 5160), (258, 5140), (344, 3855), (430, 3084), (514, 2580), (516, 2570), (645, 2056), (771, 1720), (860, 1542), (1028, 1290), (1032, 1285)]