254777040

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{50551}}^1$

素因数の和:50577

約数の個数: 120

約数和(自身を含む): 977877888

約数和(自身を除く): 723100848

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 50551, 101102, 151653, 202204, 252755, 303306, 353857, 404408, 454959, 505510, 606612, 707714, 758265, 808816, 909918, 1011020, 1061571, 1213224, 1415428, 1516530, 1769285, 1819836, 2022040, 2123142, 2274795, 2426448, 2830856, 3033060, 3184713, 3538570, 3639672, 4044080, 4246284, 4549590, 5307855, 5661712, 6066120, 6369426, 7077140, 7279344, 8492568, 9099180, 10615710, 12132240, 12738852, 14154280, 15923565, 16985136, 18198360, 21231420, 25477704, 28308560, 31847130, 36396720, 42462840, 50955408, 63694260, 84925680, 127388520, 254777040]

約数ペア:

[(1, 254777040), (2, 127388520), (3, 84925680), (4, 63694260), (5, 50955408), (6, 42462840), (7, 36396720), (8, 31847130), (9, 28308560), (10, 25477704), (12, 21231420), (14, 18198360), (15, 16985136), (16, 15923565), (18, 14154280), (20, 12738852), (21, 12132240), (24, 10615710), (28, 9099180), (30, 8492568), (35, 7279344), (36, 7077140), (40, 6369426), (42, 6066120), (45, 5661712), (48, 5307855), (56, 4549590), (60, 4246284), (63, 4044080), (70, 3639672), (72, 3538570), (80, 3184713), (84, 3033060), (90, 2830856), (105, 2426448), (112, 2274795), (120, 2123142), (126, 2022040), (140, 1819836), (144, 1769285), (168, 1516530), (180, 1415428), (210, 1213224), (240, 1061571), (252, 1011020), (280, 909918), (315, 808816), (336, 758265), (360, 707714), (420, 606612), (504, 505510), (560, 454959), (630, 404408), (720, 353857), (840, 303306), (1008, 252755), (1260, 202204), (1680, 151653), (2520, 101102), (5040, 50551)]