28416120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{5507}}^1$

素因数の和:5564

約数の個数: 64

約数和(自身を含む): 87246720

約数和(自身を除く): 58830600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 43, 60, 86, 120, 129, 172, 215, 258, 344, 430, 516, 645, 860, 1032, 1290, 1720, 2580, 5160, 5507, 11014, 16521, 22028, 27535, 33042, 44056, 55070, 66084, 82605, 110140, 132168, 165210, 220280, 236801, 330420, 473602, 660840, 710403, 947204, 1184005, 1420806, 1894408, 2368010, 2841612, 3552015, 4736020, 5683224, 7104030, 9472040, 14208060, 28416120]

約数ペア:

[(1, 28416120), (2, 14208060), (3, 9472040), (4, 7104030), (5, 5683224), (6, 4736020), (8, 3552015), (10, 2841612), (12, 2368010), (15, 1894408), (20, 1420806), (24, 1184005), (30, 947204), (40, 710403), (43, 660840), (60, 473602), (86, 330420), (120, 236801), (129, 220280), (172, 165210), (215, 132168), (258, 110140), (344, 82605), (430, 66084), (516, 55070), (645, 44056), (860, 33042), (1032, 27535), (1290, 22028), (1720, 16521), (2580, 11014), (5160, 5507)]