668102856

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1$

素因数の和:399

約数の個数: 128

約数和(自身を含む): 1816214400

約数和(自身を除く): 1148111544

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 83, 102, 109, 136, 166, 181, 204, 218, 249, 327, 332, 362, 408, 436, 498, 543, 654, 664, 724, 872, 996, 1086, 1308, 1411, 1448, 1853, 1992, 2172, 2616, 2822, 3077, 3706, 4233, 4344, 5559, 5644, 6154, 7412, 8466, 9047, 9231, 11118, 11288, 12308, 14824, 15023, 16932, 18094, 18462, 19729, 22236, 24616, 27141, 30046, 33864, 36188, 36924, 39458, 44472, 45069, 54282, 59187, 60092, 72376, 73848, 78916, 90138, 108564, 118374, 120184, 153799, 157832, 180276, 217128, 236748, 255391, 307598, 335393, 360552, 461397, 473496, 510782, 615196, 670786, 766173, 922794, 1006179, 1021564, 1230392, 1341572, 1532346, 1637507, 1845588, 2012358, 2043128, 2683144, 3064692, 3275014, 3691176, 4024716, 4912521, 6129384, 6550028, 8049432, 9825042, 13100056, 19650084, 27837619, 39300168, 55675238, 83512857, 111350476, 167025714, 222700952, 334051428, 668102856]

約数ペア:

[(1, 668102856), (2, 334051428), (3, 222700952), (4, 167025714), (6, 111350476), (8, 83512857), (12, 55675238), (17, 39300168), (24, 27837619), (34, 19650084), (51, 13100056), (68, 9825042), (83, 8049432), (102, 6550028), (109, 6129384), (136, 4912521), (166, 4024716), (181, 3691176), (204, 3275014), (218, 3064692), (249, 2683144), (327, 2043128), (332, 2012358), (362, 1845588), (408, 1637507), (436, 1532346), (498, 1341572), (543, 1230392), (654, 1021564), (664, 1006179), (724, 922794), (872, 766173), (996, 670786), (1086, 615196), (1308, 510782), (1411, 473496), (1448, 461397), (1853, 360552), (1992, 335393), (2172, 307598), (2616, 255391), (2822, 236748), (3077, 217128), (3706, 180276), (4233, 157832), (4344, 153799), (5559, 120184), (5644, 118374), (6154, 108564), (7412, 90138), (8466, 78916), (9047, 73848), (9231, 72376), (11118, 60092), (11288, 59187), (12308, 54282), (14824, 45069), (15023, 44472), (16932, 39458), (18094, 36924), (18462, 36188), (19729, 33864), (22236, 30046), (24616, 27141)]