221490288

素因数分解:

$2^4\times 3^4\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{149}}^1$

素因数の和:237

約数の個数: 200

約数和(自身を含む): 684182400

約数和(自身を除く): 462692112

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 31, 36, 37, 48, 54, 62, 72, 74, 81, 93, 108, 111, 124, 144, 148, 149, 162, 186, 216, 222, 248, 279, 296, 298, 324, 333, 372, 432, 444, 447, 496, 558, 592, 596, 648, 666, 744, 837, 888, 894, 999, 1116, 1147, 1192, 1296, 1332, 1341, 1488, 1674, 1776, 1788, 1998, 2232, 2294, 2384, 2511, 2664, 2682, 2997, 3348, 3441, 3576, 3996, 4023, 4464, 4588, 4619, 5022, 5328, 5364, 5513, 5994, 6696, 6882, 7152, 7992, 8046, 9176, 9238, 10044, 10323, 10728, 11026, 11988, 12069, 13392, 13764, 13857, 15984, 16092, 16539, 18352, 18476, 20088, 20646, 21456, 22052, 23976, 24138, 27528, 27714, 30969, 32184, 33078, 36952, 40176, 41292, 41571, 44104, 47952, 48276, 49617, 55056, 55428, 61938, 64368, 66156, 73904, 82584, 83142, 88208, 92907, 96552, 99234, 110856, 123876, 124713, 132312, 148851, 165168, 166284, 170903, 185814, 193104, 198468, 221712, 247752, 249426, 264624, 297702, 332568, 341806, 371628, 374139, 396936, 446553, 495504, 498852, 512709, 595404, 665136, 683612, 743256, 748278, 793872, 893106, 997704, 1025418, 1190808, 1367224, 1486512, 1496556, 1538127, 1786212, 1995408, 2050836, 2381616, 2734448, 2993112, 3076254, 3572424, 4101672, 4614381, 5986224, 6152508, 7144848, 8203344, 9228762, 12305016, 13843143, 18457524, 24610032, 27686286, 36915048, 55372572, 73830096, 110745144, 221490288]

約数ペア:

[(1, 221490288), (2, 110745144), (3, 73830096), (4, 55372572), (6, 36915048), (8, 27686286), (9, 24610032), (12, 18457524), (16, 13843143), (18, 12305016), (24, 9228762), (27, 8203344), (31, 7144848), (36, 6152508), (37, 5986224), (48, 4614381), (54, 4101672), (62, 3572424), (72, 3076254), (74, 2993112), (81, 2734448), (93, 2381616), (108, 2050836), (111, 1995408), (124, 1786212), (144, 1538127), (148, 1496556), (149, 1486512), (162, 1367224), (186, 1190808), (216, 1025418), (222, 997704), (248, 893106), (279, 793872), (296, 748278), (298, 743256), (324, 683612), (333, 665136), (372, 595404), (432, 512709), (444, 498852), (447, 495504), (496, 446553), (558, 396936), (592, 374139), (596, 371628), (648, 341806), (666, 332568), (744, 297702), (837, 264624), (888, 249426), (894, 247752), (999, 221712), (1116, 198468), (1147, 193104), (1192, 185814), (1296, 170903), (1332, 166284), (1341, 165168), (1488, 148851), (1674, 132312), (1776, 124713), (1788, 123876), (1998, 110856), (2232, 99234), (2294, 96552), (2384, 92907), (2511, 88208), (2664, 83142), (2682, 82584), (2997, 73904), (3348, 66156), (3441, 64368), (3576, 61938), (3996, 55428), (4023, 55056), (4464, 49617), (4588, 48276), (4619, 47952), (5022, 44104), (5328, 41571), (5364, 41292), (5513, 40176), (5994, 36952), (6696, 33078), (6882, 32184), (7152, 30969), (7992, 27714), (8046, 27528), (9176, 24138), (9238, 23976), (10044, 22052), (10323, 21456), (10728, 20646), (11026, 20088), (11988, 18476), (12069, 18352), (13392, 16539), (13764, 16092), (13857, 15984)]