128986326

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{179}}^1$

素因数の和:263

約数の個数: 144

約数和(自身を含む): 352123200

約数和(自身を除く): 223136874

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 43, 49, 57, 63, 86, 98, 114, 126, 129, 133, 147, 171, 179, 258, 266, 294, 301, 342, 358, 387, 399, 441, 537, 602, 774, 798, 817, 882, 903, 931, 1074, 1197, 1253, 1611, 1634, 1806, 1862, 2107, 2394, 2451, 2506, 2709, 2793, 3222, 3401, 3759, 4214, 4902, 5418, 5586, 5719, 6321, 6802, 7353, 7518, 7697, 8379, 8771, 10203, 11277, 11438, 12642, 14706, 15394, 16758, 17157, 17542, 18963, 20406, 22554, 23091, 23807, 26313, 30609, 34314, 37926, 40033, 46182, 47614, 51471, 52626, 53879, 61218, 69273, 71421, 78939, 80066, 102942, 107758, 120099, 138546, 142842, 146243, 157878, 161637, 166649, 214263, 240198, 292486, 323274, 333298, 360297, 377153, 428526, 438729, 484911, 499947, 720594, 754306, 877458, 969822, 999894, 1023701, 1131459, 1316187, 1499841, 2047402, 2262918, 2632374, 2999682, 3071103, 3394377, 6142206, 6788754, 7165907, 9213309, 14331814, 18426618, 21497721, 42995442, 64493163, 128986326]

約数ペア:

[(1, 128986326), (2, 64493163), (3, 42995442), (6, 21497721), (7, 18426618), (9, 14331814), (14, 9213309), (18, 7165907), (19, 6788754), (21, 6142206), (38, 3394377), (42, 3071103), (43, 2999682), (49, 2632374), (57, 2262918), (63, 2047402), (86, 1499841), (98, 1316187), (114, 1131459), (126, 1023701), (129, 999894), (133, 969822), (147, 877458), (171, 754306), (179, 720594), (258, 499947), (266, 484911), (294, 438729), (301, 428526), (342, 377153), (358, 360297), (387, 333298), (399, 323274), (441, 292486), (537, 240198), (602, 214263), (774, 166649), (798, 161637), (817, 157878), (882, 146243), (903, 142842), (931, 138546), (1074, 120099), (1197, 107758), (1253, 102942), (1611, 80066), (1634, 78939), (1806, 71421), (1862, 69273), (2107, 61218), (2394, 53879), (2451, 52626), (2506, 51471), (2709, 47614), (2793, 46182), (3222, 40033), (3401, 37926), (3759, 34314), (4214, 30609), (4902, 26313), (5418, 23807), (5586, 23091), (5719, 22554), (6321, 20406), (6802, 18963), (7353, 17542), (7518, 17157), (7697, 16758), (8379, 15394), (8771, 14706), (10203, 12642), (11277, 11438)]