198417856

素因数分解:

$2^6\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:227

約数の個数: 168

約数和(自身を含む): 512405376

約数和(自身を除く): 313987520

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 49, 52, 56, 62, 64, 91, 98, 104, 112, 124, 157, 182, 196, 208, 217, 224, 248, 314, 364, 392, 403, 416, 434, 448, 496, 628, 637, 728, 784, 806, 832, 868, 992, 1099, 1256, 1274, 1456, 1519, 1568, 1612, 1736, 1984, 2041, 2198, 2512, 2548, 2821, 2912, 3038, 3136, 3224, 3472, 4082, 4396, 4867, 5024, 5096, 5642, 5824, 6076, 6448, 6944, 7693, 8164, 8792, 9734, 10048, 10192, 11284, 12152, 12896, 13888, 14287, 15386, 16328, 17584, 19468, 19747, 20384, 22568, 24304, 25792, 28574, 30772, 32656, 34069, 35168, 38936, 39494, 40768, 45136, 48608, 57148, 61544, 63271, 65312, 68138, 70336, 77872, 78988, 90272, 97216, 100009, 114296, 123088, 126542, 130624, 136276, 155744, 157976, 180544, 200018, 228592, 238483, 246176, 253084, 272552, 311488, 315952, 400036, 442897, 457184, 476966, 492352, 506168, 545104, 631904, 800072, 885794, 914368, 953932, 1012336, 1090208, 1263808, 1600144, 1771588, 1907864, 2024672, 2180416, 3100279, 3200288, 3543176, 3815728, 4049344, 6200558, 6400576, 7086352, 7631456, 12401116, 14172704, 15262912, 24802232, 28345408, 49604464, 99208928, 198417856]

約数ペア:

[(1, 198417856), (2, 99208928), (4, 49604464), (7, 28345408), (8, 24802232), (13, 15262912), (14, 14172704), (16, 12401116), (26, 7631456), (28, 7086352), (31, 6400576), (32, 6200558), (49, 4049344), (52, 3815728), (56, 3543176), (62, 3200288), (64, 3100279), (91, 2180416), (98, 2024672), (104, 1907864), (112, 1771588), (124, 1600144), (157, 1263808), (182, 1090208), (196, 1012336), (208, 953932), (217, 914368), (224, 885794), (248, 800072), (314, 631904), (364, 545104), (392, 506168), (403, 492352), (416, 476966), (434, 457184), (448, 442897), (496, 400036), (628, 315952), (637, 311488), (728, 272552), (784, 253084), (806, 246176), (832, 238483), (868, 228592), (992, 200018), (1099, 180544), (1256, 157976), (1274, 155744), (1456, 136276), (1519, 130624), (1568, 126542), (1612, 123088), (1736, 114296), (1984, 100009), (2041, 97216), (2198, 90272), (2512, 78988), (2548, 77872), (2821, 70336), (2912, 68138), (3038, 65312), (3136, 63271), (3224, 61544), (3472, 57148), (4082, 48608), (4396, 45136), (4867, 40768), (5024, 39494), (5096, 38936), (5642, 35168), (5824, 34069), (6076, 32656), (6448, 30772), (6944, 28574), (7693, 25792), (8164, 24304), (8792, 22568), (9734, 20384), (10048, 19747), (10192, 19468), (11284, 17584), (12152, 16328), (12896, 15386), (13888, 14287)]