389286180

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{15559}}^1$

素因数の和:15713

約数の個数: 72

約数和(自身を含む): 1189406400

約数和(自身を除く): 800120220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 695, 834, 1251, 1390, 1668, 2085, 2502, 2780, 4170, 5004, 6255, 8340, 12510, 15559, 25020, 31118, 46677, 62236, 77795, 93354, 140031, 155590, 186708, 233385, 280062, 311180, 466770, 560124, 700155, 933540, 1400310, 2162701, 2800620, 4325402, 6488103, 8650804, 10813505, 12976206, 19464309, 21627010, 25952412, 32440515, 38928618, 43254020, 64881030, 77857236, 97321545, 129762060, 194643090, 389286180]

約数ペア:

[(1, 389286180), (2, 194643090), (3, 129762060), (4, 97321545), (5, 77857236), (6, 64881030), (9, 43254020), (10, 38928618), (12, 32440515), (15, 25952412), (18, 21627010), (20, 19464309), (30, 12976206), (36, 10813505), (45, 8650804), (60, 6488103), (90, 4325402), (139, 2800620), (180, 2162701), (278, 1400310), (417, 933540), (556, 700155), (695, 560124), (834, 466770), (1251, 311180), (1390, 280062), (1668, 233385), (2085, 186708), (2502, 155590), (2780, 140031), (4170, 93354), (5004, 77795), (6255, 62236), (8340, 46677), (12510, 31118), (15559, 25020)]