74980360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20599}}^1$

素因数の和:20630

約数の個数: 64

約数和(自身を含む): 207648000

約数和(自身を除く): 132667640

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 104, 130, 140, 182, 260, 280, 364, 455, 520, 728, 910, 1820, 3640, 20599, 41198, 82396, 102995, 144193, 164792, 205990, 267787, 288386, 411980, 535574, 576772, 720965, 823960, 1071148, 1153544, 1338935, 1441930, 1874509, 2142296, 2677870, 2883860, 3749018, 5355740, 5767720, 7498036, 9372545, 10711480, 14996072, 18745090, 37490180, 74980360]

約数ペア:

[(1, 74980360), (2, 37490180), (4, 18745090), (5, 14996072), (7, 10711480), (8, 9372545), (10, 7498036), (13, 5767720), (14, 5355740), (20, 3749018), (26, 2883860), (28, 2677870), (35, 2142296), (40, 1874509), (52, 1441930), (56, 1338935), (65, 1153544), (70, 1071148), (91, 823960), (104, 720965), (130, 576772), (140, 535574), (182, 411980), (260, 288386), (280, 267787), (364, 205990), (455, 164792), (520, 144193), (728, 102995), (910, 82396), (1820, 41198), (3640, 20599)]