1639342080

素因数分解:

$2^{13}\times 3^2\times 5^1\times {\mathrm{4447}}^1$

素因数の和:4484

約数の個数: 168

約数和(自身を含む): 5683983552

約数和(自身を除く): 4044641472

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, 4447, 4608, 5120, 5760, 6144, 7680, 8192, 8894, 9216, 10240, 11520, 12288, 13341, 15360, 17788, 18432, 20480, 22235, 23040, 24576, 26682, 30720, 35576, 36864, 40023, 40960, 44470, 46080, 53364, 61440, 66705, 71152, 73728, 80046, 88940, 92160, 106728, 122880, 133410, 142304, 160092, 177880, 184320, 200115, 213456, 266820, 284608, 320184, 355760, 368640, 400230, 426912, 533640, 569216, 640368, 711520, 800460, 853824, 1067280, 1138432, 1280736, 1423040, 1600920, 1707648, 2134560, 2276864, 2561472, 2846080, 3201840, 3415296, 4269120, 4553728, 5122944, 5692160, 6403680, 6830592, 8538240, 9107456, 10245888, 11384320, 12807360, 13661184, 17076480, 18214912, 20491776, 22768640, 25614720, 27322368, 34152960, 36429824, 40983552, 45537280, 51229440, 54644736, 68305920, 81967104, 91074560, 102458880, 109289472, 136611840, 163934208, 182149120, 204917760, 273223680, 327868416, 409835520, 546447360, 819671040, 1639342080]

約数ペア:

[(1, 1639342080), (2, 819671040), (3, 546447360), (4, 409835520), (5, 327868416), (6, 273223680), (8, 204917760), (9, 182149120), (10, 163934208), (12, 136611840), (15, 109289472), (16, 102458880), (18, 91074560), (20, 81967104), (24, 68305920), (30, 54644736), (32, 51229440), (36, 45537280), (40, 40983552), (45, 36429824), (48, 34152960), (60, 27322368), (64, 25614720), (72, 22768640), (80, 20491776), (90, 18214912), (96, 17076480), (120, 13661184), (128, 12807360), (144, 11384320), (160, 10245888), (180, 9107456), (192, 8538240), (240, 6830592), (256, 6403680), (288, 5692160), (320, 5122944), (360, 4553728), (384, 4269120), (480, 3415296), (512, 3201840), (576, 2846080), (640, 2561472), (720, 2276864), (768, 2134560), (960, 1707648), (1024, 1600920), (1152, 1423040), (1280, 1280736), (1440, 1138432), (1536, 1067280), (1920, 853824), (2048, 800460), (2304, 711520), (2560, 640368), (2880, 569216), (3072, 533640), (3840, 426912), (4096, 400230), (4447, 368640), (4608, 355760), (5120, 320184), (5760, 284608), (6144, 266820), (7680, 213456), (8192, 200115), (8894, 184320), (9216, 177880), (10240, 160092), (11520, 142304), (12288, 133410), (13341, 122880), (15360, 106728), (17788, 92160), (18432, 88940), (20480, 80046), (22235, 73728), (23040, 71152), (24576, 66705), (26682, 61440), (30720, 53364), (35576, 46080), (36864, 44470), (40023, 40960)]