172389456

素因数分解:

$2^4\times 3^2\times {\mathrm{29}}^1\times {\mathrm{41281}}^1$

素因数の和:41324

約数の個数: 60

約数和(自身を含む): 499099380

約数和(自身を除く): 326709924

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 29, 36, 48, 58, 72, 87, 116, 144, 174, 232, 261, 348, 464, 522, 696, 1044, 1392, 2088, 4176, 41281, 82562, 123843, 165124, 247686, 330248, 371529, 495372, 660496, 743058, 990744, 1197149, 1486116, 1981488, 2394298, 2972232, 3591447, 4788596, 5944464, 7182894, 9577192, 10774341, 14365788, 19154384, 21548682, 28731576, 43097364, 57463152, 86194728, 172389456]

約数ペア:

[(1, 172389456), (2, 86194728), (3, 57463152), (4, 43097364), (6, 28731576), (8, 21548682), (9, 19154384), (12, 14365788), (16, 10774341), (18, 9577192), (24, 7182894), (29, 5944464), (36, 4788596), (48, 3591447), (58, 2972232), (72, 2394298), (87, 1981488), (116, 1486116), (144, 1197149), (174, 990744), (232, 743058), (261, 660496), (348, 495372), (464, 371529), (522, 330248), (696, 247686), (1044, 165124), (1392, 123843), (2088, 82562), (4176, 41281)]