155966720

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{103}}^1$

素因数の和:157

約数の個数: 216

約数和(自身を含む): 466816896

約数和(自身を除く): 310850176

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 103, 104, 112, 128, 130, 140, 160, 169, 182, 206, 208, 224, 256, 260, 280, 320, 338, 364, 412, 416, 448, 455, 515, 520, 560, 640, 676, 721, 728, 824, 832, 845, 896, 910, 1030, 1040, 1120, 1183, 1280, 1339, 1352, 1442, 1456, 1648, 1664, 1690, 1792, 1820, 2060, 2080, 2240, 2366, 2678, 2704, 2884, 2912, 3296, 3328, 3380, 3605, 3640, 4120, 4160, 4480, 4732, 5356, 5408, 5768, 5824, 5915, 6592, 6695, 6760, 7210, 7280, 8240, 8320, 8960, 9373, 9464, 10712, 10816, 11536, 11648, 11830, 13184, 13390, 13520, 14420, 14560, 16480, 16640, 17407, 18746, 18928, 21424, 21632, 23072, 23296, 23660, 26368, 26780, 27040, 28840, 29120, 32960, 34814, 37492, 37856, 42848, 43264, 46144, 46865, 47320, 53560, 54080, 57680, 58240, 65920, 69628, 74984, 75712, 85696, 87035, 92288, 93730, 94640, 107120, 108160, 115360, 116480, 121849, 131840, 139256, 149968, 151424, 171392, 174070, 184576, 187460, 189280, 214240, 216320, 230720, 243698, 278512, 299936, 302848, 342784, 348140, 374920, 378560, 428480, 461440, 487396, 557024, 599872, 609245, 696280, 749840, 757120, 856960, 922880, 974792, 1114048, 1199744, 1218490, 1392560, 1499680, 1514240, 1713920, 1949584, 2228096, 2399488, 2436980, 2785120, 2999360, 3899168, 4456192, 4873960, 5570240, 5998720, 7798336, 9747920, 11140480, 11997440, 15596672, 19495840, 22280960, 31193344, 38991680, 77983360, 155966720]

約数ペア:

[(1, 155966720), (2, 77983360), (4, 38991680), (5, 31193344), (7, 22280960), (8, 19495840), (10, 15596672), (13, 11997440), (14, 11140480), (16, 9747920), (20, 7798336), (26, 5998720), (28, 5570240), (32, 4873960), (35, 4456192), (40, 3899168), (52, 2999360), (56, 2785120), (64, 2436980), (65, 2399488), (70, 2228096), (80, 1949584), (91, 1713920), (103, 1514240), (104, 1499680), (112, 1392560), (128, 1218490), (130, 1199744), (140, 1114048), (160, 974792), (169, 922880), (182, 856960), (206, 757120), (208, 749840), (224, 696280), (256, 609245), (260, 599872), (280, 557024), (320, 487396), (338, 461440), (364, 428480), (412, 378560), (416, 374920), (448, 348140), (455, 342784), (515, 302848), (520, 299936), (560, 278512), (640, 243698), (676, 230720), (721, 216320), (728, 214240), (824, 189280), (832, 187460), (845, 184576), (896, 174070), (910, 171392), (1030, 151424), (1040, 149968), (1120, 139256), (1183, 131840), (1280, 121849), (1339, 116480), (1352, 115360), (1442, 108160), (1456, 107120), (1648, 94640), (1664, 93730), (1690, 92288), (1792, 87035), (1820, 85696), (2060, 75712), (2080, 74984), (2240, 69628), (2366, 65920), (2678, 58240), (2704, 57680), (2884, 54080), (2912, 53560), (3296, 47320), (3328, 46865), (3380, 46144), (3605, 43264), (3640, 42848), (4120, 37856), (4160, 37492), (4480, 34814), (4732, 32960), (5356, 29120), (5408, 28840), (5768, 27040), (5824, 26780), (5915, 26368), (6592, 23660), (6695, 23296), (6760, 23072), (7210, 21632), (7280, 21424), (8240, 18928), (8320, 18746), (8960, 17407), (9373, 16640), (9464, 16480), (10712, 14560), (10816, 14420), (11536, 13520), (11648, 13390), (11830, 13184)]