639900324

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{282143}}^1$

素因数の和:282166

約数の個数: 60

約数和(自身を含む): 1911807744

約数和(自身を除く): 1271907420

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 756, 1134, 2268, 282143, 564286, 846429, 1128572, 1692858, 1975001, 2539287, 3385716, 3950002, 5078574, 5925003, 7617861, 7900004, 10157148, 11850006, 15235722, 17775009, 22853583, 23700012, 30471444, 35550018, 45707166, 53325027, 71100036, 91414332, 106650054, 159975081, 213300108, 319950162, 639900324]

約数ペア:

[(1, 639900324), (2, 319950162), (3, 213300108), (4, 159975081), (6, 106650054), (7, 91414332), (9, 71100036), (12, 53325027), (14, 45707166), (18, 35550018), (21, 30471444), (27, 23700012), (28, 22853583), (36, 17775009), (42, 15235722), (54, 11850006), (63, 10157148), (81, 7900004), (84, 7617861), (108, 5925003), (126, 5078574), (162, 3950002), (189, 3385716), (252, 2539287), (324, 1975001), (378, 1692858), (567, 1128572), (756, 846429), (1134, 564286), (2268, 282143)]