321878256

素因数分解:

$2^4\times 3^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{1279}}^1$

素因数の和:1411

約数の個数: 120

約数和(自身を含む): 977080320

約数和(自身を除く): 655202064

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 49, 56, 84, 98, 107, 112, 147, 168, 196, 214, 294, 321, 336, 392, 428, 588, 642, 749, 784, 856, 1176, 1279, 1284, 1498, 1712, 2247, 2352, 2558, 2568, 2996, 3837, 4494, 5116, 5136, 5243, 5992, 7674, 8953, 8988, 10232, 10486, 11984, 15348, 15729, 17906, 17976, 20464, 20972, 26859, 30696, 31458, 35812, 35952, 41944, 53718, 61392, 62671, 62916, 71624, 83888, 107436, 125342, 125832, 136853, 143248, 188013, 214872, 250684, 251664, 273706, 376026, 410559, 429744, 501368, 547412, 752052, 821118, 957971, 1002736, 1094824, 1504104, 1642236, 1915942, 2189648, 2873913, 3008208, 3284472, 3831884, 5747826, 6568944, 6705797, 7663768, 11495652, 13411594, 15327536, 20117391, 22991304, 26823188, 40234782, 45982608, 53646376, 80469564, 107292752, 160939128, 321878256]

約数ペア:

[(1, 321878256), (2, 160939128), (3, 107292752), (4, 80469564), (6, 53646376), (7, 45982608), (8, 40234782), (12, 26823188), (14, 22991304), (16, 20117391), (21, 15327536), (24, 13411594), (28, 11495652), (42, 7663768), (48, 6705797), (49, 6568944), (56, 5747826), (84, 3831884), (98, 3284472), (107, 3008208), (112, 2873913), (147, 2189648), (168, 1915942), (196, 1642236), (214, 1504104), (294, 1094824), (321, 1002736), (336, 957971), (392, 821118), (428, 752052), (588, 547412), (642, 501368), (749, 429744), (784, 410559), (856, 376026), (1176, 273706), (1279, 251664), (1284, 250684), (1498, 214872), (1712, 188013), (2247, 143248), (2352, 136853), (2558, 125832), (2568, 125342), (2996, 107436), (3837, 83888), (4494, 71624), (5116, 62916), (5136, 62671), (5243, 61392), (5992, 53718), (7674, 41944), (8953, 35952), (8988, 35812), (10232, 31458), (10486, 30696), (11984, 26859), (15348, 20972), (15729, 20464), (17906, 17976)]