221288560

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{95383}}^1$

素因数の和:95425

約数の個数: 40

約数和(自身を含む): 532242720

約数和(自身を除く): 310954160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 464, 580, 1160, 2320, 95383, 190766, 381532, 476915, 763064, 953830, 1526128, 1907660, 2766107, 3815320, 5532214, 7630640, 11064428, 13830535, 22128856, 27661070, 44257712, 55322140, 110644280, 221288560]

約数ペア:

[(1, 221288560), (2, 110644280), (4, 55322140), (5, 44257712), (8, 27661070), (10, 22128856), (16, 13830535), (20, 11064428), (29, 7630640), (40, 5532214), (58, 3815320), (80, 2766107), (116, 1907660), (145, 1526128), (232, 953830), (290, 763064), (464, 476915), (580, 381532), (1160, 190766), (2320, 95383)]