780147108

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{38767}}^1$

素因数の和:38833

約数の個数: 72

約数和(自身を含む): 2173179008

約数和(自身を除く): 1393031900

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 774, 1118, 1548, 1677, 2236, 3354, 5031, 6708, 10062, 20124, 38767, 77534, 116301, 155068, 232602, 348903, 465204, 503971, 697806, 1007942, 1395612, 1511913, 1666981, 2015884, 3023826, 3333962, 4535739, 5000943, 6047652, 6667924, 9071478, 10001886, 15002829, 18142956, 20003772, 21670753, 30005658, 43341506, 60011316, 65012259, 86683012, 130024518, 195036777, 260049036, 390073554, 780147108]

約数ペア:

[(1, 780147108), (2, 390073554), (3, 260049036), (4, 195036777), (6, 130024518), (9, 86683012), (12, 65012259), (13, 60011316), (18, 43341506), (26, 30005658), (36, 21670753), (39, 20003772), (43, 18142956), (52, 15002829), (78, 10001886), (86, 9071478), (117, 6667924), (129, 6047652), (156, 5000943), (172, 4535739), (234, 3333962), (258, 3023826), (387, 2015884), (468, 1666981), (516, 1511913), (559, 1395612), (774, 1007942), (1118, 697806), (1548, 503971), (1677, 465204), (2236, 348903), (3354, 232602), (5031, 155068), (6708, 116301), (10062, 77534), (20124, 38767)]