27440880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{2659}}^1$

素因数の和:2718

約数の個数: 80

約数和(自身を含む): 87077760

約数和(自身を除く): 59636880

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 43, 48, 60, 80, 86, 120, 129, 172, 215, 240, 258, 344, 430, 516, 645, 688, 860, 1032, 1290, 1720, 2064, 2580, 2659, 3440, 5160, 5318, 7977, 10320, 10636, 13295, 15954, 21272, 26590, 31908, 39885, 42544, 53180, 63816, 79770, 106360, 114337, 127632, 159540, 212720, 228674, 319080, 343011, 457348, 571685, 638160, 686022, 914696, 1143370, 1372044, 1715055, 1829392, 2286740, 2744088, 3430110, 4573480, 5488176, 6860220, 9146960, 13720440, 27440880]

約数ペア:

[(1, 27440880), (2, 13720440), (3, 9146960), (4, 6860220), (5, 5488176), (6, 4573480), (8, 3430110), (10, 2744088), (12, 2286740), (15, 1829392), (16, 1715055), (20, 1372044), (24, 1143370), (30, 914696), (40, 686022), (43, 638160), (48, 571685), (60, 457348), (80, 343011), (86, 319080), (120, 228674), (129, 212720), (172, 159540), (215, 127632), (240, 114337), (258, 106360), (344, 79770), (430, 63816), (516, 53180), (645, 42544), (688, 39885), (860, 31908), (1032, 26590), (1290, 21272), (1720, 15954), (2064, 13295), (2580, 10636), (2659, 10320), (3440, 7977), (5160, 5318)]