720594

素因数分解:

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

素因数の和:84

約数の個数: 72

約数和(自身を含む): 1956240

約数和(自身を除く): 1235646

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, 258, 266, 294, 301, 342, 387, 399, 441, 602, 774, 798, 817, 882, 903, 931, 1197, 1634, 1806, 1862, 2107, 2394, 2451, 2709, 2793, 4214, 4902, 5418, 5586, 5719, 6321, 7353, 8379, 11438, 12642, 14706, 16758, 17157, 18963, 34314, 37926, 40033, 51471, 80066, 102942, 120099, 240198, 360297, 720594]

約数ペア:

[(1, 720594), (2, 360297), (3, 240198), (6, 120099), (7, 102942), (9, 80066), (14, 51471), (18, 40033), (19, 37926), (21, 34314), (38, 18963), (42, 17157), (43, 16758), (49, 14706), (57, 12642), (63, 11438), (86, 8379), (98, 7353), (114, 6321), (126, 5719), (129, 5586), (133, 5418), (147, 4902), (171, 4214), (258, 2793), (266, 2709), (294, 2451), (301, 2394), (342, 2107), (387, 1862), (399, 1806), (441, 1634), (602, 1197), (774, 931), (798, 903), (817, 882)]