239640726

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{139}}^1$

素因数の和:242

約数の個数: 96

約数和(自身を含む): 560528640

約数和(自身を除く): 320887914

約数列:

[1, 2, 3, 6, 13, 23, 26, 31, 39, 46, 62, 69, 78, 93, 138, 139, 186, 278, 299, 403, 417, 598, 713, 806, 834, 897, 961, 1209, 1426, 1794, 1807, 1922, 2139, 2418, 2883, 3197, 3614, 4278, 4309, 5421, 5766, 6394, 8618, 9269, 9591, 10842, 12493, 12927, 18538, 19182, 22103, 24986, 25854, 27807, 37479, 41561, 44206, 55614, 56017, 66309, 74958, 83122, 99107, 112034, 124683, 132618, 133579, 168051, 198214, 249366, 267158, 287339, 297321, 336102, 400737, 574678, 594642, 801474, 862017, 1288391, 1724034, 1736527, 2576782, 3072317, 3473054, 3865173, 5209581, 6144634, 7730346, 9216951, 10419162, 18433902, 39940121, 79880242, 119820363, 239640726]

約数ペア:

[(1, 239640726), (2, 119820363), (3, 79880242), (6, 39940121), (13, 18433902), (23, 10419162), (26, 9216951), (31, 7730346), (39, 6144634), (46, 5209581), (62, 3865173), (69, 3473054), (78, 3072317), (93, 2576782), (138, 1736527), (139, 1724034), (186, 1288391), (278, 862017), (299, 801474), (403, 594642), (417, 574678), (598, 400737), (713, 336102), (806, 297321), (834, 287339), (897, 267158), (961, 249366), (1209, 198214), (1426, 168051), (1794, 133579), (1807, 132618), (1922, 124683), (2139, 112034), (2418, 99107), (2883, 83122), (3197, 74958), (3614, 66309), (4278, 56017), (4309, 55614), (5421, 44206), (5766, 41561), (6394, 37479), (8618, 27807), (9269, 25854), (9591, 24986), (10842, 22103), (12493, 19182), (12927, 18538)]