900721920

素因数分解:

$2^8\times 3^1\times 5^1\times 7^2\times {\mathrm{4787}}^1$

素因数の和:4825

約数の個数: 216

約数和(自身を含む): 3347041824

約数和(自身を除く): 2446319904

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 256, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 560, 588, 640, 672, 735, 768, 784, 840, 896, 960, 980, 1120, 1176, 1280, 1344, 1470, 1568, 1680, 1792, 1920, 1960, 2240, 2352, 2688, 2940, 3136, 3360, 3840, 3920, 4480, 4704, 4787, 5376, 5880, 6272, 6720, 7840, 8960, 9408, 9574, 11760, 12544, 13440, 14361, 15680, 18816, 19148, 23520, 23935, 26880, 28722, 31360, 33509, 37632, 38296, 47040, 47870, 57444, 62720, 67018, 71805, 76592, 94080, 95740, 100527, 114888, 134036, 143610, 153184, 167545, 188160, 191480, 201054, 229776, 234563, 268072, 287220, 306368, 335090, 382960, 402108, 459552, 469126, 502635, 536144, 574440, 612736, 670180, 703689, 765920, 804216, 919104, 938252, 1005270, 1072288, 1148880, 1172815, 1225472, 1340360, 1407378, 1531840, 1608432, 1838208, 1876504, 2010540, 2144576, 2297760, 2345630, 2680720, 2814756, 3063680, 3216864, 3518445, 3676416, 3753008, 4021080, 4289152, 4595520, 4691260, 5361440, 5629512, 6127360, 6433728, 7036890, 7506016, 8042160, 8578304, 9191040, 9382520, 10722880, 11259024, 12867456, 14073780, 15012032, 16084320, 18382080, 18765040, 21445760, 22518048, 25734912, 28147560, 30024064, 32168640, 37530080, 42891520, 45036096, 56295120, 60048128, 64337280, 75060160, 90072192, 112590240, 128674560, 150120320, 180144384, 225180480, 300240640, 450360960, 900721920]

約数ペア:

[(1, 900721920), (2, 450360960), (3, 300240640), (4, 225180480), (5, 180144384), (6, 150120320), (7, 128674560), (8, 112590240), (10, 90072192), (12, 75060160), (14, 64337280), (15, 60048128), (16, 56295120), (20, 45036096), (21, 42891520), (24, 37530080), (28, 32168640), (30, 30024064), (32, 28147560), (35, 25734912), (40, 22518048), (42, 21445760), (48, 18765040), (49, 18382080), (56, 16084320), (60, 15012032), (64, 14073780), (70, 12867456), (80, 11259024), (84, 10722880), (96, 9382520), (98, 9191040), (105, 8578304), (112, 8042160), (120, 7506016), (128, 7036890), (140, 6433728), (147, 6127360), (160, 5629512), (168, 5361440), (192, 4691260), (196, 4595520), (210, 4289152), (224, 4021080), (240, 3753008), (245, 3676416), (256, 3518445), (280, 3216864), (294, 3063680), (320, 2814756), (336, 2680720), (384, 2345630), (392, 2297760), (420, 2144576), (448, 2010540), (480, 1876504), (490, 1838208), (560, 1608432), (588, 1531840), (640, 1407378), (672, 1340360), (735, 1225472), (768, 1172815), (784, 1148880), (840, 1072288), (896, 1005270), (960, 938252), (980, 919104), (1120, 804216), (1176, 765920), (1280, 703689), (1344, 670180), (1470, 612736), (1568, 574440), (1680, 536144), (1792, 502635), (1920, 469126), (1960, 459552), (2240, 402108), (2352, 382960), (2688, 335090), (2940, 306368), (3136, 287220), (3360, 268072), (3840, 234563), (3920, 229776), (4480, 201054), (4704, 191480), (4787, 188160), (5376, 167545), (5880, 153184), (6272, 143610), (6720, 134036), (7840, 114888), (8960, 100527), (9408, 95740), (9574, 94080), (11760, 76592), (12544, 71805), (13440, 67018), (14361, 62720), (15680, 57444), (18816, 47870), (19148, 47040), (23520, 38296), (23935, 37632), (26880, 33509), (28722, 31360)]