269999820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{211}}^1\times {\mathrm{7109}}^1$

素因数の和:7335

約数の個数: 72

約数和(自身を含む): 822996720

約数和(自身を除く): 552996900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 211, 422, 633, 844, 1055, 1266, 1899, 2110, 2532, 3165, 3798, 4220, 6330, 7109, 7596, 9495, 12660, 14218, 18990, 21327, 28436, 35545, 37980, 42654, 63981, 71090, 85308, 106635, 127962, 142180, 213270, 255924, 319905, 426540, 639810, 1279620, 1499999, 2999998, 4499997, 5999996, 7499995, 8999994, 13499991, 14999990, 17999988, 22499985, 26999982, 29999980, 44999970, 53999964, 67499955, 89999940, 134999910, 269999820]

約数ペア:

[(1, 269999820), (2, 134999910), (3, 89999940), (4, 67499955), (5, 53999964), (6, 44999970), (9, 29999980), (10, 26999982), (12, 22499985), (15, 17999988), (18, 14999990), (20, 13499991), (30, 8999994), (36, 7499995), (45, 5999996), (60, 4499997), (90, 2999998), (180, 1499999), (211, 1279620), (422, 639810), (633, 426540), (844, 319905), (1055, 255924), (1266, 213270), (1899, 142180), (2110, 127962), (2532, 106635), (3165, 85308), (3798, 71090), (4220, 63981), (6330, 42654), (7109, 37980), (7596, 35545), (9495, 28436), (12660, 21327), (14218, 18990)]