646026240

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{307}}^1$

素因数の和:472

約数の個数: 176

約数和(自身を含む): 2088136512

約数和(自身を除く): 1442110272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 137, 160, 192, 240, 256, 274, 307, 320, 384, 411, 480, 512, 548, 614, 640, 685, 768, 822, 921, 960, 1024, 1096, 1228, 1280, 1370, 1535, 1536, 1644, 1842, 1920, 2055, 2192, 2456, 2560, 2740, 3070, 3072, 3288, 3684, 3840, 4110, 4384, 4605, 4912, 5120, 5480, 6140, 6576, 7368, 7680, 8220, 8768, 9210, 9824, 10960, 12280, 13152, 14736, 15360, 16440, 17536, 18420, 19648, 21920, 24560, 26304, 29472, 32880, 35072, 36840, 39296, 42059, 43840, 49120, 52608, 58944, 65760, 70144, 73680, 78592, 84118, 87680, 98240, 105216, 117888, 126177, 131520, 140288, 147360, 157184, 168236, 175360, 196480, 210295, 210432, 235776, 252354, 263040, 294720, 314368, 336472, 350720, 392960, 420590, 420864, 471552, 504708, 526080, 589440, 630885, 672944, 701440, 785920, 841180, 943104, 1009416, 1052160, 1178880, 1261770, 1345888, 1571840, 1682360, 2018832, 2104320, 2357760, 2523540, 2691776, 3364720, 4037664, 4715520, 5047080, 5383552, 6729440, 8075328, 10094160, 10767104, 13458880, 16150656, 20188320, 21534208, 26917760, 32301312, 40376640, 43068416, 53835520, 64602624, 80753280, 107671040, 129205248, 161506560, 215342080, 323013120, 646026240]

約数ペア:

[(1, 646026240), (2, 323013120), (3, 215342080), (4, 161506560), (5, 129205248), (6, 107671040), (8, 80753280), (10, 64602624), (12, 53835520), (15, 43068416), (16, 40376640), (20, 32301312), (24, 26917760), (30, 21534208), (32, 20188320), (40, 16150656), (48, 13458880), (60, 10767104), (64, 10094160), (80, 8075328), (96, 6729440), (120, 5383552), (128, 5047080), (137, 4715520), (160, 4037664), (192, 3364720), (240, 2691776), (256, 2523540), (274, 2357760), (307, 2104320), (320, 2018832), (384, 1682360), (411, 1571840), (480, 1345888), (512, 1261770), (548, 1178880), (614, 1052160), (640, 1009416), (685, 943104), (768, 841180), (822, 785920), (921, 701440), (960, 672944), (1024, 630885), (1096, 589440), (1228, 526080), (1280, 504708), (1370, 471552), (1535, 420864), (1536, 420590), (1644, 392960), (1842, 350720), (1920, 336472), (2055, 314368), (2192, 294720), (2456, 263040), (2560, 252354), (2740, 235776), (3070, 210432), (3072, 210295), (3288, 196480), (3684, 175360), (3840, 168236), (4110, 157184), (4384, 147360), (4605, 140288), (4912, 131520), (5120, 126177), (5480, 117888), (6140, 105216), (6576, 98240), (7368, 87680), (7680, 84118), (8220, 78592), (8768, 73680), (9210, 70144), (9824, 65760), (10960, 58944), (12280, 52608), (13152, 49120), (14736, 43840), (15360, 42059), (16440, 39296), (17536, 36840), (18420, 35072), (19648, 32880), (21920, 29472), (24560, 26304)]