66986868

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:146

約数の個数: 144

約数和(自身を含む): 188153280

約数和(自身を除く): 121166412

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 29, 34, 39, 51, 52, 58, 67, 68, 78, 87, 102, 116, 134, 156, 169, 174, 201, 204, 221, 268, 338, 348, 377, 402, 442, 493, 507, 663, 676, 754, 804, 871, 884, 986, 1014, 1131, 1139, 1326, 1479, 1508, 1742, 1943, 1972, 2028, 2262, 2278, 2613, 2652, 2873, 2958, 3417, 3484, 3886, 4524, 4556, 4901, 5226, 5746, 5829, 5916, 6409, 6834, 7772, 8619, 9802, 10452, 11323, 11492, 11658, 12818, 13668, 14703, 14807, 17238, 19227, 19604, 22646, 23316, 25259, 25636, 29406, 29614, 33031, 33969, 34476, 38454, 44421, 45292, 50518, 58812, 59228, 66062, 67938, 75777, 76908, 83317, 88842, 99093, 101036, 132124, 135876, 151554, 166634, 177684, 192491, 198186, 249951, 303108, 328367, 333268, 384982, 396372, 429403, 499902, 577473, 656734, 769964, 858806, 985101, 999804, 1154946, 1288209, 1313468, 1717612, 1970202, 2309892, 2576418, 3940404, 5152836, 5582239, 11164478, 16746717, 22328956, 33493434, 66986868]

約数ペア:

[(1, 66986868), (2, 33493434), (3, 22328956), (4, 16746717), (6, 11164478), (12, 5582239), (13, 5152836), (17, 3940404), (26, 2576418), (29, 2309892), (34, 1970202), (39, 1717612), (51, 1313468), (52, 1288209), (58, 1154946), (67, 999804), (68, 985101), (78, 858806), (87, 769964), (102, 656734), (116, 577473), (134, 499902), (156, 429403), (169, 396372), (174, 384982), (201, 333268), (204, 328367), (221, 303108), (268, 249951), (338, 198186), (348, 192491), (377, 177684), (402, 166634), (442, 151554), (493, 135876), (507, 132124), (663, 101036), (676, 99093), (754, 88842), (804, 83317), (871, 76908), (884, 75777), (986, 67938), (1014, 66062), (1131, 59228), (1139, 58812), (1326, 50518), (1479, 45292), (1508, 44421), (1742, 38454), (1943, 34476), (1972, 33969), (2028, 33031), (2262, 29614), (2278, 29406), (2613, 25636), (2652, 25259), (2873, 23316), (2958, 22646), (3417, 19604), (3484, 19227), (3886, 17238), (4524, 14807), (4556, 14703), (4901, 13668), (5226, 12818), (5746, 11658), (5829, 11492), (5916, 11323), (6409, 10452), (6834, 9802), (7772, 8619)]