172319672

素因数分解:

$2^3\times 7^2\times {\mathrm{47}}^2\times {\mathrm{199}}^1$

素因数の和:313

約数の個数: 72

約数和(自身を含む): 385947000

約数和(自身を除く): 213627328

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 49, 56, 94, 98, 188, 196, 199, 329, 376, 392, 398, 658, 796, 1316, 1393, 1592, 2209, 2303, 2632, 2786, 4418, 4606, 5572, 8836, 9212, 9353, 9751, 11144, 15463, 17672, 18424, 18706, 19502, 30926, 37412, 39004, 61852, 65471, 74824, 78008, 108241, 123704, 130942, 216482, 261884, 432964, 439591, 458297, 523768, 865928, 879182, 916594, 1758364, 1833188, 3077137, 3516728, 3666376, 6154274, 12308548, 21539959, 24617096, 43079918, 86159836, 172319672]

約数ペア:

[(1, 172319672), (2, 86159836), (4, 43079918), (7, 24617096), (8, 21539959), (14, 12308548), (28, 6154274), (47, 3666376), (49, 3516728), (56, 3077137), (94, 1833188), (98, 1758364), (188, 916594), (196, 879182), (199, 865928), (329, 523768), (376, 458297), (392, 439591), (398, 432964), (658, 261884), (796, 216482), (1316, 130942), (1393, 123704), (1592, 108241), (2209, 78008), (2303, 74824), (2632, 65471), (2786, 61852), (4418, 39004), (4606, 37412), (5572, 30926), (8836, 19502), (9212, 18706), (9353, 18424), (9751, 17672), (11144, 15463)]