260067960040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{1444501}}^1$

素因数の和:1445162

約数の個数: 64

約数和(自身を含む): 669786687360

約数和(自身を除く): 409718727320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 643, 1286, 2572, 3215, 4501, 5144, 6430, 9002, 12860, 18004, 22505, 25720, 36008, 45010, 90020, 180040, 1444501, 2889002, 5778004, 7222505, 10111507, 11556008, 14445010, 20223014, 28890020, 40446028, 50557535, 57780040, 80892056, 101115070, 202230140, 404460280, 928814143, 1857628286, 3715256572, 4644070715, 6501699001, 7430513144, 9288141430, 13003398002, 18576282860, 26006796004, 32508495005, 37152565720, 52013592008, 65016990010, 130033980020, 260067960040]

約数ペア:

[(1, 260067960040), (2, 130033980020), (4, 65016990010), (5, 52013592008), (7, 37152565720), (8, 32508495005), (10, 26006796004), (14, 18576282860), (20, 13003398002), (28, 9288141430), (35, 7430513144), (40, 6501699001), (56, 4644070715), (70, 3715256572), (140, 1857628286), (280, 928814143), (643, 404460280), (1286, 202230140), (2572, 101115070), (3215, 80892056), (4501, 57780040), (5144, 50557535), (6430, 40446028), (9002, 28890020), (12860, 20223014), (18004, 14445010), (22505, 11556008), (25720, 10111507), (36008, 7222505), (45010, 5778004), (90020, 2889002), (180040, 1444501)]