20168754432

素因数分解:

$2^8\times 3^1\times {\mathrm{149}}^1\times {\mathrm{337}}^1\times {\mathrm{523}}^1$

素因数の和:1028

約数の個数: 144

約数和(自身を含む): 54302539200

約数和(自身を除く): 34133784768

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 149, 192, 256, 298, 337, 384, 447, 523, 596, 674, 768, 894, 1011, 1046, 1192, 1348, 1569, 1788, 2022, 2092, 2384, 2696, 3138, 3576, 4044, 4184, 4768, 5392, 6276, 7152, 8088, 8368, 9536, 10784, 12552, 14304, 16176, 16736, 19072, 21568, 25104, 28608, 32352, 33472, 38144, 43136, 50208, 50213, 57216, 64704, 66944, 77927, 86272, 100416, 100426, 114432, 129408, 133888, 150639, 155854, 176251, 200832, 200852, 233781, 258816, 301278, 311708, 352502, 401664, 401704, 467562, 528753, 602556, 623416, 705004, 803408, 935124, 1057506, 1205112, 1246832, 1410008, 1606816, 1870248, 2115012, 2410224, 2493664, 2820016, 3213632, 3740496, 4230024, 4820448, 4987328, 5640032, 6427264, 7480992, 8460048, 9640896, 9974656, 11280064, 12854528, 14961984, 16920096, 19281792, 19949312, 22560128, 26261399, 29923968, 33840192, 38563584, 45120256, 52522798, 59847936, 67680384, 78784197, 105045596, 135360768, 157568394, 210091192, 315136788, 420182384, 630273576, 840364768, 1260547152, 1680729536, 2521094304, 3361459072, 5042188608, 6722918144, 10084377216, 20168754432]

約数ペア:

[(1, 20168754432), (2, 10084377216), (3, 6722918144), (4, 5042188608), (6, 3361459072), (8, 2521094304), (12, 1680729536), (16, 1260547152), (24, 840364768), (32, 630273576), (48, 420182384), (64, 315136788), (96, 210091192), (128, 157568394), (149, 135360768), (192, 105045596), (256, 78784197), (298, 67680384), (337, 59847936), (384, 52522798), (447, 45120256), (523, 38563584), (596, 33840192), (674, 29923968), (768, 26261399), (894, 22560128), (1011, 19949312), (1046, 19281792), (1192, 16920096), (1348, 14961984), (1569, 12854528), (1788, 11280064), (2022, 9974656), (2092, 9640896), (2384, 8460048), (2696, 7480992), (3138, 6427264), (3576, 5640032), (4044, 4987328), (4184, 4820448), (4768, 4230024), (5392, 3740496), (6276, 3213632), (7152, 2820016), (8088, 2493664), (8368, 2410224), (9536, 2115012), (10784, 1870248), (12552, 1606816), (14304, 1410008), (16176, 1246832), (16736, 1205112), (19072, 1057506), (21568, 935124), (25104, 803408), (28608, 705004), (32352, 623416), (33472, 602556), (38144, 528753), (43136, 467562), (50208, 401704), (50213, 401664), (57216, 352502), (64704, 311708), (66944, 301278), (77927, 258816), (86272, 233781), (100416, 200852), (100426, 200832), (114432, 176251), (129408, 155854), (133888, 150639)]