209560890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1093}}^1$

素因数の和:1204

約数の個数: 128

約数和(自身を含む): 635185152

約数和(自身を除く): 425624262

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 83, 105, 110, 154, 165, 166, 210, 231, 249, 330, 385, 415, 462, 498, 581, 770, 830, 913, 1093, 1155, 1162, 1245, 1743, 1826, 2186, 2310, 2490, 2739, 2905, 3279, 3486, 4565, 5465, 5478, 5810, 6391, 6558, 7651, 8715, 9130, 10930, 12023, 12782, 13695, 15302, 16395, 17430, 19173, 22953, 24046, 27390, 31955, 32790, 36069, 38255, 38346, 45906, 60115, 63910, 72138, 76510, 84161, 90719, 95865, 114765, 120230, 168322, 180345, 181438, 191730, 229530, 252483, 272157, 360690, 420805, 453595, 504966, 544314, 635033, 841610, 907190, 997909, 1262415, 1270066, 1360785, 1905099, 1995818, 2524830, 2721570, 2993727, 3175165, 3810198, 4989545, 5987454, 6350330, 6985363, 9525495, 9979090, 13970726, 14968635, 19050990, 20956089, 29937270, 34926815, 41912178, 69853630, 104780445, 209560890]

約数ペア:

[(1, 209560890), (2, 104780445), (3, 69853630), (5, 41912178), (6, 34926815), (7, 29937270), (10, 20956089), (11, 19050990), (14, 14968635), (15, 13970726), (21, 9979090), (22, 9525495), (30, 6985363), (33, 6350330), (35, 5987454), (42, 4989545), (55, 3810198), (66, 3175165), (70, 2993727), (77, 2721570), (83, 2524830), (105, 1995818), (110, 1905099), (154, 1360785), (165, 1270066), (166, 1262415), (210, 997909), (231, 907190), (249, 841610), (330, 635033), (385, 544314), (415, 504966), (462, 453595), (498, 420805), (581, 360690), (770, 272157), (830, 252483), (913, 229530), (1093, 191730), (1155, 181438), (1162, 180345), (1245, 168322), (1743, 120230), (1826, 114765), (2186, 95865), (2310, 90719), (2490, 84161), (2739, 76510), (2905, 72138), (3279, 63910), (3486, 60115), (4565, 45906), (5465, 38346), (5478, 38255), (5810, 36069), (6391, 32790), (6558, 31955), (7651, 27390), (8715, 24046), (9130, 22953), (10930, 19173), (12023, 17430), (12782, 16395), (13695, 15302)]