243221888

素因数分解:

$2^7\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:217

約数の個数: 192

約数和(自身を含む): 643028400

約数和(自身を除く): 399806512

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 49, 52, 56, 64, 76, 91, 98, 104, 112, 128, 133, 152, 157, 182, 196, 208, 224, 247, 266, 304, 314, 364, 392, 416, 448, 494, 532, 608, 628, 637, 728, 784, 832, 896, 931, 988, 1064, 1099, 1216, 1256, 1274, 1456, 1568, 1664, 1729, 1862, 1976, 2041, 2128, 2198, 2432, 2512, 2548, 2912, 2983, 3136, 3458, 3724, 3952, 4082, 4256, 4396, 5024, 5096, 5824, 5966, 6272, 6916, 7448, 7693, 7904, 8164, 8512, 8792, 10048, 10192, 11648, 11932, 12103, 13832, 14287, 14896, 15386, 15808, 16328, 17024, 17584, 20096, 20384, 20881, 23864, 24206, 27664, 28574, 29792, 30772, 31616, 32656, 35168, 38779, 40768, 41762, 47728, 48412, 55328, 57148, 59584, 61544, 65312, 70336, 77558, 81536, 83524, 95456, 96824, 100009, 110656, 114296, 119168, 123088, 130624, 140672, 146167, 155116, 167048, 190912, 193648, 200018, 221312, 228592, 246176, 261248, 271453, 292334, 310232, 334096, 381824, 387296, 400036, 457184, 492352, 542906, 584668, 620464, 668192, 774592, 800072, 914368, 984704, 1085812, 1169336, 1240928, 1336384, 1549184, 1600144, 1828736, 1900171, 2171624, 2338672, 2481856, 2672768, 3200288, 3800342, 4343248, 4677344, 4963712, 6400576, 7600684, 8686496, 9354688, 12801152, 15201368, 17372992, 18709376, 30402736, 34745984, 60805472, 121610944, 243221888]

約数ペア:

[(1, 243221888), (2, 121610944), (4, 60805472), (7, 34745984), (8, 30402736), (13, 18709376), (14, 17372992), (16, 15201368), (19, 12801152), (26, 9354688), (28, 8686496), (32, 7600684), (38, 6400576), (49, 4963712), (52, 4677344), (56, 4343248), (64, 3800342), (76, 3200288), (91, 2672768), (98, 2481856), (104, 2338672), (112, 2171624), (128, 1900171), (133, 1828736), (152, 1600144), (157, 1549184), (182, 1336384), (196, 1240928), (208, 1169336), (224, 1085812), (247, 984704), (266, 914368), (304, 800072), (314, 774592), (364, 668192), (392, 620464), (416, 584668), (448, 542906), (494, 492352), (532, 457184), (608, 400036), (628, 387296), (637, 381824), (728, 334096), (784, 310232), (832, 292334), (896, 271453), (931, 261248), (988, 246176), (1064, 228592), (1099, 221312), (1216, 200018), (1256, 193648), (1274, 190912), (1456, 167048), (1568, 155116), (1664, 146167), (1729, 140672), (1862, 130624), (1976, 123088), (2041, 119168), (2128, 114296), (2198, 110656), (2432, 100009), (2512, 96824), (2548, 95456), (2912, 83524), (2983, 81536), (3136, 77558), (3458, 70336), (3724, 65312), (3952, 61544), (4082, 59584), (4256, 57148), (4396, 55328), (5024, 48412), (5096, 47728), (5824, 41762), (5966, 40768), (6272, 38779), (6916, 35168), (7448, 32656), (7693, 31616), (7904, 30772), (8164, 29792), (8512, 28574), (8792, 27664), (10048, 24206), (10192, 23864), (11648, 20881), (11932, 20384), (12103, 20096), (13832, 17584), (14287, 17024), (14896, 16328), (15386, 15808)]