245413168

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{199}}^1$

素因数の和:256

約数の個数: 180

約数和(自身を含む): 658030800

約数和(自身を除く): 412617632

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 44, 49, 52, 56, 77, 88, 91, 98, 104, 112, 121, 143, 154, 176, 182, 196, 199, 208, 242, 286, 308, 364, 392, 398, 484, 539, 572, 616, 637, 728, 784, 796, 847, 968, 1001, 1078, 1144, 1232, 1274, 1393, 1456, 1573, 1592, 1694, 1936, 2002, 2156, 2189, 2288, 2548, 2587, 2786, 3146, 3184, 3388, 4004, 4312, 4378, 5096, 5174, 5572, 5929, 6292, 6776, 7007, 8008, 8624, 8756, 9751, 10192, 10348, 11011, 11144, 11858, 12584, 13552, 14014, 15323, 16016, 17512, 18109, 19502, 20696, 22022, 22288, 23716, 24079, 25168, 28028, 28457, 30646, 35024, 36218, 39004, 41392, 44044, 47432, 48158, 56056, 56914, 61292, 72436, 77077, 78008, 88088, 94864, 96316, 107261, 112112, 113828, 122584, 126763, 144872, 154154, 156016, 168553, 176176, 192632, 199199, 214522, 227656, 245168, 253526, 289744, 308308, 313027, 337106, 385264, 398398, 429044, 455312, 507052, 616616, 626054, 674212, 796796, 858088, 1014104, 1179871, 1233232, 1252108, 1348424, 1394393, 1593592, 1716176, 2028208, 2191189, 2359742, 2504216, 2696848, 2788786, 3187184, 4382378, 4719484, 5008432, 5577572, 8764756, 9438968, 11155144, 15338323, 17529512, 18877936, 22310288, 30676646, 35059024, 61353292, 122706584, 245413168]

約数ペア:

[(1, 245413168), (2, 122706584), (4, 61353292), (7, 35059024), (8, 30676646), (11, 22310288), (13, 18877936), (14, 17529512), (16, 15338323), (22, 11155144), (26, 9438968), (28, 8764756), (44, 5577572), (49, 5008432), (52, 4719484), (56, 4382378), (77, 3187184), (88, 2788786), (91, 2696848), (98, 2504216), (104, 2359742), (112, 2191189), (121, 2028208), (143, 1716176), (154, 1593592), (176, 1394393), (182, 1348424), (196, 1252108), (199, 1233232), (208, 1179871), (242, 1014104), (286, 858088), (308, 796796), (364, 674212), (392, 626054), (398, 616616), (484, 507052), (539, 455312), (572, 429044), (616, 398398), (637, 385264), (728, 337106), (784, 313027), (796, 308308), (847, 289744), (968, 253526), (1001, 245168), (1078, 227656), (1144, 214522), (1232, 199199), (1274, 192632), (1393, 176176), (1456, 168553), (1573, 156016), (1592, 154154), (1694, 144872), (1936, 126763), (2002, 122584), (2156, 113828), (2189, 112112), (2288, 107261), (2548, 96316), (2587, 94864), (2786, 88088), (3146, 78008), (3184, 77077), (3388, 72436), (4004, 61292), (4312, 56914), (4378, 56056), (5096, 48158), (5174, 47432), (5572, 44044), (5929, 41392), (6292, 39004), (6776, 36218), (7007, 35024), (8008, 30646), (8624, 28457), (8756, 28028), (9751, 25168), (10192, 24079), (10348, 23716), (11011, 22288), (11144, 22022), (11858, 20696), (12584, 19502), (13552, 18109), (14014, 17512), (15323, 16016)]