1280817192960

素因数分解:

$2^{13}\times 3^2\times 5^1\times {\mathrm{3474439}}^1$

素因数の和:3474476

約数の個数: 168

約数和(自身を含む): 4439896540560

約数和(自身を除く): 3159079347600

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 144, 160, 180, 192, 240, 256, 288, 320, 360, 384, 480, 512, 576, 640, 720, 768, 960, 1024, 1152, 1280, 1440, 1536, 1920, 2048, 2304, 2560, 2880, 3072, 3840, 4096, 4608, 5120, 5760, 6144, 7680, 8192, 9216, 10240, 11520, 12288, 15360, 18432, 20480, 23040, 24576, 30720, 36864, 40960, 46080, 61440, 73728, 92160, 122880, 184320, 368640, 3474439, 6948878, 10423317, 13897756, 17372195, 20846634, 27795512, 31269951, 34744390, 41693268, 52116585, 55591024, 62539902, 69488780, 83386536, 104233170, 111182048, 125079804, 138977560, 156349755, 166773072, 208466340, 222364096, 250159608, 277955120, 312699510, 333546144, 416932680, 444728192, 500319216, 555910240, 625399020, 667092288, 833865360, 889456384, 1000638432, 1111820480, 1250798040, 1334184576, 1667730720, 1778912768, 2001276864, 2223640960, 2501596080, 2668369152, 3335461440, 3557825536, 4002553728, 4447281920, 5003192160, 5336738304, 6670922880, 7115651072, 8005107456, 8894563840, 10006384320, 10673476608, 13341845760, 14231302144, 16010214912, 17789127680, 20012768640, 21346953216, 26683691520, 28462604288, 32020429824, 35578255360, 40025537280, 42693906432, 53367383040, 64040859648, 71156510720, 80051074560, 85387812864, 106734766080, 128081719296, 142313021440, 160102149120, 213469532160, 256163438592, 320204298240, 426939064320, 640408596480, 1280817192960]

約数ペア:

[(1, 1280817192960), (2, 640408596480), (3, 426939064320), (4, 320204298240), (5, 256163438592), (6, 213469532160), (8, 160102149120), (9, 142313021440), (10, 128081719296), (12, 106734766080), (15, 85387812864), (16, 80051074560), (18, 71156510720), (20, 64040859648), (24, 53367383040), (30, 42693906432), (32, 40025537280), (36, 35578255360), (40, 32020429824), (45, 28462604288), (48, 26683691520), (60, 21346953216), (64, 20012768640), (72, 17789127680), (80, 16010214912), (90, 14231302144), (96, 13341845760), (120, 10673476608), (128, 10006384320), (144, 8894563840), (160, 8005107456), (180, 7115651072), (192, 6670922880), (240, 5336738304), (256, 5003192160), (288, 4447281920), (320, 4002553728), (360, 3557825536), (384, 3335461440), (480, 2668369152), (512, 2501596080), (576, 2223640960), (640, 2001276864), (720, 1778912768), (768, 1667730720), (960, 1334184576), (1024, 1250798040), (1152, 1111820480), (1280, 1000638432), (1440, 889456384), (1536, 833865360), (1920, 667092288), (2048, 625399020), (2304, 555910240), (2560, 500319216), (2880, 444728192), (3072, 416932680), (3840, 333546144), (4096, 312699510), (4608, 277955120), (5120, 250159608), (5760, 222364096), (6144, 208466340), (7680, 166773072), (8192, 156349755), (9216, 138977560), (10240, 125079804), (11520, 111182048), (12288, 104233170), (15360, 83386536), (18432, 69488780), (20480, 62539902), (23040, 55591024), (24576, 52116585), (30720, 41693268), (36864, 34744390), (40960, 31269951), (46080, 27795512), (61440, 20846634), (73728, 17372195), (92160, 13897756), (122880, 10423317), (184320, 6948878), (368640, 3474439)]