1619998920

素因数分解:

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

素因数の和:7340

約数の個数: 128

約数和(自身を含む): 5426352000

約数和(自身を除く): 3806353080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 211, 216, 270, 360, 422, 540, 633, 844, 1055, 1080, 1266, 1688, 1899, 2110, 2532, 3165, 3798, 4220, 5064, 5697, 6330, 7109, 7596, 8440, 9495, 11394, 12660, 14218, 15192, 18990, 21327, 22788, 25320, 28436, 28485, 35545, 37980, 42654, 45576, 56872, 56970, 63981, 71090, 75960, 85308, 106635, 113940, 127962, 142180, 170616, 191943, 213270, 227880, 255924, 284360, 319905, 383886, 426540, 511848, 639810, 767772, 853080, 959715, 1279620, 1499999, 1535544, 1919430, 2559240, 2999998, 3838860, 4499997, 5999996, 7499995, 7677720, 8999994, 11999992, 13499991, 14999990, 17999988, 22499985, 26999982, 29999980, 35999976, 40499973, 44999970, 53999964, 59999960, 67499955, 80999946, 89999940, 107999928, 134999910, 161999892, 179999880, 202499865, 269999820, 323999784, 404999730, 539999640, 809999460, 1619998920]

約数ペア:

[(1, 1619998920), (2, 809999460), (3, 539999640), (4, 404999730), (5, 323999784), (6, 269999820), (8, 202499865), (9, 179999880), (10, 161999892), (12, 134999910), (15, 107999928), (18, 89999940), (20, 80999946), (24, 67499955), (27, 59999960), (30, 53999964), (36, 44999970), (40, 40499973), (45, 35999976), (54, 29999980), (60, 26999982), (72, 22499985), (90, 17999988), (108, 14999990), (120, 13499991), (135, 11999992), (180, 8999994), (211, 7677720), (216, 7499995), (270, 5999996), (360, 4499997), (422, 3838860), (540, 2999998), (633, 2559240), (844, 1919430), (1055, 1535544), (1080, 1499999), (1266, 1279620), (1688, 959715), (1899, 853080), (2110, 767772), (2532, 639810), (3165, 511848), (3798, 426540), (4220, 383886), (5064, 319905), (5697, 284360), (6330, 255924), (7109, 227880), (7596, 213270), (8440, 191943), (9495, 170616), (11394, 142180), (12660, 127962), (14218, 113940), (15192, 106635), (18990, 85308), (21327, 75960), (22788, 71090), (25320, 63981), (28436, 56970), (28485, 56872), (35545, 45576), (37980, 42654)]