169157800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{41}}^1\times {\mathrm{421}}^1$

素因数の和:492

約数の個数: 144

約数和(自身を含む): 469774620

約数和(自身を除く): 300616820

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 41, 49, 50, 56, 70, 82, 98, 100, 140, 164, 175, 196, 200, 205, 245, 280, 287, 328, 350, 392, 410, 421, 490, 574, 700, 820, 842, 980, 1025, 1148, 1225, 1400, 1435, 1640, 1684, 1960, 2009, 2050, 2105, 2296, 2450, 2870, 2947, 3368, 4018, 4100, 4210, 4900, 5740, 5894, 7175, 8036, 8200, 8420, 9800, 10045, 10525, 11480, 11788, 14350, 14735, 16072, 16840, 17261, 20090, 20629, 21050, 23576, 28700, 29470, 34522, 40180, 41258, 42100, 50225, 57400, 58940, 69044, 73675, 80360, 82516, 84200, 86305, 100450, 103145, 117880, 120827, 138088, 147350, 165032, 172610, 200900, 206290, 241654, 294700, 345220, 401800, 412580, 431525, 483308, 515725, 589400, 604135, 690440, 825160, 845789, 863050, 966616, 1031450, 1208270, 1691578, 1726100, 2062900, 2416540, 3020675, 3383156, 3452200, 4125800, 4228945, 4833080, 6041350, 6766312, 8457890, 12082700, 16915780, 21144725, 24165400, 33831560, 42289450, 84578900, 169157800]

約数ペア:

[(1, 169157800), (2, 84578900), (4, 42289450), (5, 33831560), (7, 24165400), (8, 21144725), (10, 16915780), (14, 12082700), (20, 8457890), (25, 6766312), (28, 6041350), (35, 4833080), (40, 4228945), (41, 4125800), (49, 3452200), (50, 3383156), (56, 3020675), (70, 2416540), (82, 2062900), (98, 1726100), (100, 1691578), (140, 1208270), (164, 1031450), (175, 966616), (196, 863050), (200, 845789), (205, 825160), (245, 690440), (280, 604135), (287, 589400), (328, 515725), (350, 483308), (392, 431525), (410, 412580), (421, 401800), (490, 345220), (574, 294700), (700, 241654), (820, 206290), (842, 200900), (980, 172610), (1025, 165032), (1148, 147350), (1225, 138088), (1400, 120827), (1435, 117880), (1640, 103145), (1684, 100450), (1960, 86305), (2009, 84200), (2050, 82516), (2105, 80360), (2296, 73675), (2450, 69044), (2870, 58940), (2947, 57400), (3368, 50225), (4018, 42100), (4100, 41258), (4210, 40180), (4900, 34522), (5740, 29470), (5894, 28700), (7175, 23576), (8036, 21050), (8200, 20629), (8420, 20090), (9800, 17261), (10045, 16840), (10525, 16072), (11480, 14735), (11788, 14350)]