204679728

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{691}}^1$

素因数の和:744

約数の個数: 180

約数和(自身を含む): 667629144

約数和(自身を除く): 462949416

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 17, 18, 22, 24, 33, 34, 36, 44, 48, 51, 66, 68, 72, 88, 99, 102, 121, 132, 136, 144, 153, 176, 187, 198, 204, 242, 264, 272, 306, 363, 374, 396, 408, 484, 528, 561, 612, 691, 726, 748, 792, 816, 968, 1089, 1122, 1224, 1382, 1452, 1496, 1584, 1683, 1936, 2057, 2073, 2178, 2244, 2448, 2764, 2904, 2992, 3366, 4114, 4146, 4356, 4488, 5528, 5808, 6171, 6219, 6732, 7601, 8228, 8292, 8712, 8976, 11056, 11747, 12342, 12438, 13464, 15202, 16456, 16584, 17424, 18513, 22803, 23494, 24684, 24876, 26928, 30404, 32912, 33168, 35241, 37026, 45606, 46988, 49368, 49752, 60808, 68409, 70482, 74052, 83611, 91212, 93976, 98736, 99504, 105723, 121616, 129217, 136818, 140964, 148104, 167222, 182424, 187952, 211446, 250833, 258434, 273636, 281928, 296208, 334444, 364848, 387651, 422892, 501666, 516868, 547272, 563856, 668888, 752499, 775302, 845784, 1003332, 1033736, 1094544, 1162953, 1337776, 1421387, 1504998, 1550604, 1691568, 2006664, 2067472, 2325906, 2842774, 3009996, 3101208, 4013328, 4264161, 4651812, 5685548, 6019992, 6202416, 8528322, 9303624, 11371096, 12039984, 12792483, 17056644, 18607248, 22742192, 25584966, 34113288, 51169932, 68226576, 102339864, 204679728]

約数ペア:

[(1, 204679728), (2, 102339864), (3, 68226576), (4, 51169932), (6, 34113288), (8, 25584966), (9, 22742192), (11, 18607248), (12, 17056644), (16, 12792483), (17, 12039984), (18, 11371096), (22, 9303624), (24, 8528322), (33, 6202416), (34, 6019992), (36, 5685548), (44, 4651812), (48, 4264161), (51, 4013328), (66, 3101208), (68, 3009996), (72, 2842774), (88, 2325906), (99, 2067472), (102, 2006664), (121, 1691568), (132, 1550604), (136, 1504998), (144, 1421387), (153, 1337776), (176, 1162953), (187, 1094544), (198, 1033736), (204, 1003332), (242, 845784), (264, 775302), (272, 752499), (306, 668888), (363, 563856), (374, 547272), (396, 516868), (408, 501666), (484, 422892), (528, 387651), (561, 364848), (612, 334444), (691, 296208), (726, 281928), (748, 273636), (792, 258434), (816, 250833), (968, 211446), (1089, 187952), (1122, 182424), (1224, 167222), (1382, 148104), (1452, 140964), (1496, 136818), (1584, 129217), (1683, 121616), (1936, 105723), (2057, 99504), (2073, 98736), (2178, 93976), (2244, 91212), (2448, 83611), (2764, 74052), (2904, 70482), (2992, 68409), (3366, 60808), (4114, 49752), (4146, 49368), (4356, 46988), (4488, 45606), (5528, 37026), (5808, 35241), (6171, 33168), (6219, 32912), (6732, 30404), (7601, 26928), (8228, 24876), (8292, 24684), (8712, 23494), (8976, 22803), (11056, 18513), (11747, 17424), (12342, 16584), (12438, 16456), (13464, 15202)]