206780292

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^2\times {\mathrm{43}}^1\times {\mathrm{139}}^1$

素因数の和:254

約数の個数: 108

約数和(自身を含む): 556636080

約数和(自身を除く): 349855788

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 43, 62, 86, 93, 124, 129, 139, 172, 186, 258, 278, 279, 372, 387, 417, 516, 556, 558, 774, 834, 961, 1116, 1251, 1333, 1548, 1668, 1922, 2502, 2666, 2883, 3844, 3999, 4309, 5004, 5332, 5766, 5977, 7998, 8618, 8649, 11532, 11954, 11997, 12927, 15996, 17236, 17298, 17931, 23908, 23994, 25854, 34596, 35862, 38781, 41323, 47988, 51708, 53793, 71724, 77562, 82646, 107586, 123969, 133579, 155124, 165292, 185287, 215172, 247938, 267158, 370574, 371907, 400737, 495876, 534316, 555861, 741148, 743814, 801474, 1111722, 1202211, 1487628, 1602948, 1667583, 2223444, 2404422, 3335166, 4808844, 5743897, 6670332, 11487794, 17231691, 22975588, 34463382, 51695073, 68926764, 103390146, 206780292]

約数ペア:

[(1, 206780292), (2, 103390146), (3, 68926764), (4, 51695073), (6, 34463382), (9, 22975588), (12, 17231691), (18, 11487794), (31, 6670332), (36, 5743897), (43, 4808844), (62, 3335166), (86, 2404422), (93, 2223444), (124, 1667583), (129, 1602948), (139, 1487628), (172, 1202211), (186, 1111722), (258, 801474), (278, 743814), (279, 741148), (372, 555861), (387, 534316), (417, 495876), (516, 400737), (556, 371907), (558, 370574), (774, 267158), (834, 247938), (961, 215172), (1116, 185287), (1251, 165292), (1333, 155124), (1548, 133579), (1668, 123969), (1922, 107586), (2502, 82646), (2666, 77562), (2883, 71724), (3844, 53793), (3999, 51708), (4309, 47988), (5004, 41323), (5332, 38781), (5766, 35862), (5977, 34596), (7998, 25854), (8618, 23994), (8649, 23908), (11532, 17931), (11954, 17298), (11997, 17236), (12927, 15996)]