251786898

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:213

約数の個数: 192

約数和(自身を含む): 690094080

約数和(自身を除く): 438307182

約数列:

[1, 2, 3, 6, 9, 11, 17, 18, 19, 22, 31, 33, 34, 38, 51, 57, 62, 66, 93, 99, 102, 114, 127, 153, 171, 186, 187, 198, 209, 254, 279, 306, 323, 341, 342, 374, 381, 418, 527, 558, 561, 589, 627, 646, 682, 762, 969, 1023, 1054, 1122, 1143, 1178, 1254, 1397, 1581, 1683, 1767, 1881, 1938, 2046, 2159, 2286, 2413, 2794, 2907, 3069, 3162, 3366, 3534, 3553, 3762, 3937, 4191, 4318, 4743, 4826, 5301, 5797, 5814, 6138, 6477, 6479, 7106, 7239, 7874, 8382, 9486, 10013, 10602, 10659, 11594, 11811, 12573, 12954, 12958, 14478, 17391, 19431, 19437, 20026, 21318, 21717, 23622, 23749, 25146, 26543, 30039, 31977, 34782, 35433, 38862, 38874, 41021, 43307, 43434, 47498, 52173, 53086, 58311, 60078, 63954, 66929, 70866, 71247, 74803, 79629, 82042, 86614, 90117, 104346, 110143, 116622, 123063, 129921, 133858, 142494, 149606, 159258, 180234, 200787, 213741, 220286, 224409, 238887, 246126, 259842, 330429, 369189, 389763, 401574, 427482, 448818, 451231, 477774, 602361, 660858, 673227, 736219, 738378, 779526, 822833, 902462, 991287, 1204722, 1271651, 1346454, 1353693, 1472438, 1645666, 1982574, 2208657, 2468499, 2543302, 2707386, 3814953, 4061079, 4417314, 4936998, 6625971, 7405497, 7629906, 8122158, 11444859, 13251942, 13988161, 14810994, 22889718, 27976322, 41964483, 83928966, 125893449, 251786898]

約数ペア:

[(1, 251786898), (2, 125893449), (3, 83928966), (6, 41964483), (9, 27976322), (11, 22889718), (17, 14810994), (18, 13988161), (19, 13251942), (22, 11444859), (31, 8122158), (33, 7629906), (34, 7405497), (38, 6625971), (51, 4936998), (57, 4417314), (62, 4061079), (66, 3814953), (93, 2707386), (99, 2543302), (102, 2468499), (114, 2208657), (127, 1982574), (153, 1645666), (171, 1472438), (186, 1353693), (187, 1346454), (198, 1271651), (209, 1204722), (254, 991287), (279, 902462), (306, 822833), (323, 779526), (341, 738378), (342, 736219), (374, 673227), (381, 660858), (418, 602361), (527, 477774), (558, 451231), (561, 448818), (589, 427482), (627, 401574), (646, 389763), (682, 369189), (762, 330429), (969, 259842), (1023, 246126), (1054, 238887), (1122, 224409), (1143, 220286), (1178, 213741), (1254, 200787), (1397, 180234), (1581, 159258), (1683, 149606), (1767, 142494), (1881, 133858), (1938, 129921), (2046, 123063), (2159, 116622), (2286, 110143), (2413, 104346), (2794, 90117), (2907, 86614), (3069, 82042), (3162, 79629), (3366, 74803), (3534, 71247), (3553, 70866), (3762, 66929), (3937, 63954), (4191, 60078), (4318, 58311), (4743, 53086), (4826, 52173), (5301, 47498), (5797, 43434), (5814, 43307), (6138, 41021), (6477, 38874), (6479, 38862), (7106, 35433), (7239, 34782), (7874, 31977), (8382, 30039), (9486, 26543), (10013, 25146), (10602, 23749), (10659, 23622), (11594, 21717), (11811, 21318), (12573, 20026), (12954, 19437), (12958, 19431), (14478, 17391)]