319005680

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{4787}}^1$

素因数の和:4831

約数の個数: 120

約数和(自身を含む): 913722768

約数和(自身を除く): 594717088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 80, 85, 98, 112, 119, 136, 140, 170, 196, 238, 245, 272, 280, 340, 392, 476, 490, 560, 595, 680, 784, 833, 952, 980, 1190, 1360, 1666, 1904, 1960, 2380, 3332, 3920, 4165, 4760, 4787, 6664, 8330, 9520, 9574, 13328, 16660, 19148, 23935, 33320, 33509, 38296, 47870, 66640, 67018, 76592, 81379, 95740, 134036, 162758, 167545, 191480, 234563, 268072, 325516, 335090, 382960, 406895, 469126, 536144, 569653, 651032, 670180, 813790, 938252, 1139306, 1172815, 1302064, 1340360, 1627580, 1876504, 2278612, 2345630, 2680720, 2848265, 3255160, 3753008, 3987571, 4557224, 4691260, 5696530, 6510320, 7975142, 9114448, 9382520, 11393060, 15950284, 18765040, 19937855, 22786120, 31900568, 39875710, 45572240, 63801136, 79751420, 159502840, 319005680]

約数ペア:

[(1, 319005680), (2, 159502840), (4, 79751420), (5, 63801136), (7, 45572240), (8, 39875710), (10, 31900568), (14, 22786120), (16, 19937855), (17, 18765040), (20, 15950284), (28, 11393060), (34, 9382520), (35, 9114448), (40, 7975142), (49, 6510320), (56, 5696530), (68, 4691260), (70, 4557224), (80, 3987571), (85, 3753008), (98, 3255160), (112, 2848265), (119, 2680720), (136, 2345630), (140, 2278612), (170, 1876504), (196, 1627580), (238, 1340360), (245, 1302064), (272, 1172815), (280, 1139306), (340, 938252), (392, 813790), (476, 670180), (490, 651032), (560, 569653), (595, 536144), (680, 469126), (784, 406895), (833, 382960), (952, 335090), (980, 325516), (1190, 268072), (1360, 234563), (1666, 191480), (1904, 167545), (1960, 162758), (2380, 134036), (3332, 95740), (3920, 81379), (4165, 76592), (4760, 67018), (4787, 66640), (6664, 47870), (8330, 38296), (9520, 33509), (9574, 33320), (13328, 23935), (16660, 19148)]