120916040

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{1559}}^1$

素因数の和:1854

約数の個数: 64

約数和(自身を含む): 312249600

約数和(自身を除く): 191333560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 277, 280, 554, 1108, 1385, 1559, 1939, 2216, 2770, 3118, 3878, 5540, 6236, 7756, 7795, 9695, 10913, 11080, 12472, 15512, 15590, 19390, 21826, 31180, 38780, 43652, 54565, 62360, 77560, 87304, 109130, 218260, 431843, 436520, 863686, 1727372, 2159215, 3022901, 3454744, 4318430, 6045802, 8636860, 12091604, 15114505, 17273720, 24183208, 30229010, 60458020, 120916040]

約数ペア:

[(1, 120916040), (2, 60458020), (4, 30229010), (5, 24183208), (7, 17273720), (8, 15114505), (10, 12091604), (14, 8636860), (20, 6045802), (28, 4318430), (35, 3454744), (40, 3022901), (56, 2159215), (70, 1727372), (140, 863686), (277, 436520), (280, 431843), (554, 218260), (1108, 109130), (1385, 87304), (1559, 77560), (1939, 62360), (2216, 54565), (2770, 43652), (3118, 38780), (3878, 31180), (5540, 21826), (6236, 19390), (7756, 15590), (7795, 15512), (9695, 12472), (10913, 11080)]