1999180512

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{13967}}^1$

素因数の和:14061

約数の個数: 144

約数和(自身を含む): 6589320192

約数和(自身を除く): 4590139680

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 71, 72, 84, 96, 112, 126, 142, 144, 168, 213, 224, 252, 284, 288, 336, 426, 497, 504, 568, 639, 672, 852, 994, 1008, 1136, 1278, 1491, 1704, 1988, 2016, 2272, 2556, 2982, 3408, 3976, 4473, 5112, 5964, 6816, 7952, 8946, 10224, 11928, 13967, 15904, 17892, 20448, 23856, 27934, 35784, 41901, 47712, 55868, 71568, 83802, 97769, 111736, 125703, 143136, 167604, 195538, 223472, 251406, 293307, 335208, 391076, 446944, 502812, 586614, 670416, 782152, 879921, 991657, 1005624, 1173228, 1340832, 1564304, 1759842, 1983314, 2011248, 2346456, 2974971, 3128608, 3519684, 3966628, 4022496, 4692912, 5949942, 6941599, 7039368, 7933256, 8924913, 9385824, 11899884, 13883198, 14078736, 15866512, 17849826, 20824797, 23799768, 27766396, 28157472, 31733024, 35699652, 41649594, 47599536, 55532792, 62474391, 71399304, 83299188, 95199072, 111065584, 124948782, 142798608, 166598376, 222131168, 249897564, 285597216, 333196752, 499795128, 666393504, 999590256, 1999180512]

約数ペア:

[(1, 1999180512), (2, 999590256), (3, 666393504), (4, 499795128), (6, 333196752), (7, 285597216), (8, 249897564), (9, 222131168), (12, 166598376), (14, 142798608), (16, 124948782), (18, 111065584), (21, 95199072), (24, 83299188), (28, 71399304), (32, 62474391), (36, 55532792), (42, 47599536), (48, 41649594), (56, 35699652), (63, 31733024), (71, 28157472), (72, 27766396), (84, 23799768), (96, 20824797), (112, 17849826), (126, 15866512), (142, 14078736), (144, 13883198), (168, 11899884), (213, 9385824), (224, 8924913), (252, 7933256), (284, 7039368), (288, 6941599), (336, 5949942), (426, 4692912), (497, 4022496), (504, 3966628), (568, 3519684), (639, 3128608), (672, 2974971), (852, 2346456), (994, 2011248), (1008, 1983314), (1136, 1759842), (1278, 1564304), (1491, 1340832), (1704, 1173228), (1988, 1005624), (2016, 991657), (2272, 879921), (2556, 782152), (2982, 670416), (3408, 586614), (3976, 502812), (4473, 446944), (5112, 391076), (5964, 335208), (6816, 293307), (7952, 251406), (8946, 223472), (10224, 195538), (11928, 167604), (13967, 143136), (15904, 125703), (17892, 111736), (20448, 97769), (23856, 83802), (27934, 71568), (35784, 55868), (41901, 47712)]