1887471180

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{71333}}^1$

素因数の和:71365

約数の個数: 144

約数和(自身を含む): 6830943840

約数和(自身を除く): 4943472660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 980, 1260, 1323, 1470, 1764, 1890, 2205, 2646, 2940, 3780, 4410, 5292, 6615, 8820, 13230, 26460, 71333, 142666, 213999, 285332, 356665, 427998, 499331, 641997, 713330, 855996, 998662, 1069995, 1283994, 1426660, 1497993, 1925991, 1997324, 2139990, 2496655, 2567988, 2995986, 3209985, 3495317, 3851982, 4279980, 4493979, 4993310, 5991972, 6419970, 6990634, 7489965, 7703964, 8987958, 9629955, 9986620, 10485951, 12839940, 13481937, 13981268, 14979930, 17476585, 17975916, 19259910, 20971902, 22469895, 26963874, 29959860, 31457853, 34953170, 38519820, 41943804, 44939790, 52429755, 53927748, 62915706, 67409685, 69906340, 89879580, 94373559, 104859510, 125831412, 134819370, 157289265, 188747118, 209719020, 269638740, 314578530, 377494236, 471867795, 629157060, 943735590, 1887471180]

約数ペア:

[(1, 1887471180), (2, 943735590), (3, 629157060), (4, 471867795), (5, 377494236), (6, 314578530), (7, 269638740), (9, 209719020), (10, 188747118), (12, 157289265), (14, 134819370), (15, 125831412), (18, 104859510), (20, 94373559), (21, 89879580), (27, 69906340), (28, 67409685), (30, 62915706), (35, 53927748), (36, 52429755), (42, 44939790), (45, 41943804), (49, 38519820), (54, 34953170), (60, 31457853), (63, 29959860), (70, 26963874), (84, 22469895), (90, 20971902), (98, 19259910), (105, 17975916), (108, 17476585), (126, 14979930), (135, 13981268), (140, 13481937), (147, 12839940), (180, 10485951), (189, 9986620), (196, 9629955), (210, 8987958), (245, 7703964), (252, 7489965), (270, 6990634), (294, 6419970), (315, 5991972), (378, 4993310), (420, 4493979), (441, 4279980), (490, 3851982), (540, 3495317), (588, 3209985), (630, 2995986), (735, 2567988), (756, 2496655), (882, 2139990), (945, 1997324), (980, 1925991), (1260, 1497993), (1323, 1426660), (1470, 1283994), (1764, 1069995), (1890, 998662), (2205, 855996), (2646, 713330), (2940, 641997), (3780, 499331), (4410, 427998), (5292, 356665), (6615, 285332), (8820, 213999), (13230, 142666), (26460, 71333)]