72417160

素因数分解:

$2^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{593}}^1$

素因数の和:718

約数の個数: 64

約数和(自身を含む): 169361280

約数和(自身を除く): 96944120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 43, 71, 86, 142, 172, 215, 284, 344, 355, 430, 568, 593, 710, 860, 1186, 1420, 1720, 2372, 2840, 2965, 3053, 4744, 5930, 6106, 11860, 12212, 15265, 23720, 24424, 25499, 30530, 42103, 50998, 61060, 84206, 101996, 122120, 127495, 168412, 203992, 210515, 254990, 336824, 421030, 509980, 842060, 1019960, 1684120, 1810429, 3620858, 7241716, 9052145, 14483432, 18104290, 36208580, 72417160]

約数ペア:

[(1, 72417160), (2, 36208580), (4, 18104290), (5, 14483432), (8, 9052145), (10, 7241716), (20, 3620858), (40, 1810429), (43, 1684120), (71, 1019960), (86, 842060), (142, 509980), (172, 421030), (215, 336824), (284, 254990), (344, 210515), (355, 203992), (430, 168412), (568, 127495), (593, 122120), (710, 101996), (860, 84206), (1186, 61060), (1420, 50998), (1720, 42103), (2372, 30530), (2840, 25499), (2965, 24424), (3053, 23720), (4744, 15265), (5930, 12212), (6106, 11860)]