87394920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{16937}}^1$

素因数の和:16994

約数の個数: 64

約数和(自身を含む): 268297920

約数和(自身を除く): 180903000

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, 16937, 33874, 50811, 67748, 84685, 101622, 135496, 169370, 203244, 254055, 338740, 406488, 508110, 677480, 728291, 1016220, 1456582, 2032440, 2184873, 2913164, 3641455, 4369746, 5826328, 7282910, 8739492, 10924365, 14565820, 17478984, 21848730, 29131640, 43697460, 87394920]

約数ペア:

[(1, 87394920), (2, 43697460), (3, 29131640), (4, 21848730), (5, 17478984), (6, 14565820), (8, 10924365), (10, 8739492), (12, 7282910), (15, 5826328), (20, 4369746), (24, 3641455), (30, 2913164), (40, 2184873), (43, 2032440), (60, 1456582), (86, 1016220), (120, 728291), (129, 677480), (172, 508110), (215, 406488), (258, 338740), (344, 254055), (430, 203244), (516, 169370), (645, 135496), (860, 101622), (1032, 84685), (1290, 67748), (1720, 50811), (2580, 33874), (5160, 16937)]