278595492

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{41}}^2\times {\mathrm{1973}}^1$

素因数の和:2069

約数の個数: 72

約数和(自身を含む): 761869248

約数和(自身を除く): 483273756

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 41, 42, 82, 84, 123, 164, 246, 287, 492, 574, 861, 1148, 1681, 1722, 1973, 3362, 3444, 3946, 5043, 5919, 6724, 7892, 10086, 11767, 11838, 13811, 20172, 23534, 23676, 27622, 35301, 41433, 47068, 55244, 70602, 80893, 82866, 141204, 161786, 165732, 242679, 323572, 485358, 566251, 970716, 1132502, 1698753, 2265004, 3316613, 3397506, 6633226, 6795012, 9949839, 13266452, 19899678, 23216291, 39799356, 46432582, 69648873, 92865164, 139297746, 278595492]

約数ペア:

[(1, 278595492), (2, 139297746), (3, 92865164), (4, 69648873), (6, 46432582), (7, 39799356), (12, 23216291), (14, 19899678), (21, 13266452), (28, 9949839), (41, 6795012), (42, 6633226), (82, 3397506), (84, 3316613), (123, 2265004), (164, 1698753), (246, 1132502), (287, 970716), (492, 566251), (574, 485358), (861, 323572), (1148, 242679), (1681, 165732), (1722, 161786), (1973, 141204), (3362, 82866), (3444, 80893), (3946, 70602), (5043, 55244), (5919, 47068), (6724, 41433), (7892, 35301), (10086, 27622), (11767, 23676), (11838, 23534), (13811, 20172)]