199176720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{353}}^1\times {\mathrm{2351}}^1$

素因数の和:2720

約数の個数: 80

約数和(自身を含む): 619460352

約数和(自身を除く): 420283632

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 353, 706, 1059, 1412, 1765, 2118, 2351, 2824, 3530, 4236, 4702, 5295, 5648, 7053, 7060, 8472, 9404, 10590, 11755, 14106, 14120, 16944, 18808, 21180, 23510, 28212, 28240, 35265, 37616, 42360, 47020, 56424, 70530, 84720, 94040, 112848, 141060, 188080, 282120, 564240, 829903, 1659806, 2489709, 3319612, 4149515, 4979418, 6639224, 8299030, 9958836, 12448545, 13278448, 16598060, 19917672, 24897090, 33196120, 39835344, 49794180, 66392240, 99588360, 199176720]

約数ペア:

[(1, 199176720), (2, 99588360), (3, 66392240), (4, 49794180), (5, 39835344), (6, 33196120), (8, 24897090), (10, 19917672), (12, 16598060), (15, 13278448), (16, 12448545), (20, 9958836), (24, 8299030), (30, 6639224), (40, 4979418), (48, 4149515), (60, 3319612), (80, 2489709), (120, 1659806), (240, 829903), (353, 564240), (706, 282120), (1059, 188080), (1412, 141060), (1765, 112848), (2118, 94040), (2351, 84720), (2824, 70530), (3530, 56424), (4236, 47020), (4702, 42360), (5295, 37616), (5648, 35265), (7053, 28240), (7060, 28212), (8472, 23510), (9404, 21180), (10590, 18808), (11755, 16944), (14106, 14120)]