646662016

素因数分解:

$2^7\times 7^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1$

素因数の和:162

約数の個数: 256

約数和(自身を含む): 1782144000

約数和(自身を除く): 1135481984

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 49, 52, 56, 64, 77, 88, 91, 98, 103, 104, 112, 128, 143, 154, 176, 182, 196, 206, 208, 224, 286, 308, 343, 352, 364, 392, 412, 416, 448, 539, 572, 616, 637, 686, 704, 721, 728, 784, 824, 832, 896, 1001, 1078, 1133, 1144, 1232, 1274, 1339, 1372, 1408, 1442, 1456, 1568, 1648, 1664, 2002, 2156, 2266, 2288, 2464, 2548, 2678, 2744, 2884, 2912, 3136, 3296, 3773, 4004, 4312, 4459, 4532, 4576, 4928, 5047, 5096, 5356, 5488, 5768, 5824, 6272, 6592, 7007, 7546, 7931, 8008, 8624, 8918, 9064, 9152, 9373, 9856, 10094, 10192, 10712, 10976, 11536, 11648, 13184, 14014, 14729, 15092, 15862, 16016, 17248, 17836, 18128, 18304, 18746, 20188, 20384, 21424, 21952, 23072, 28028, 29458, 30184, 31724, 32032, 34496, 35329, 35672, 36256, 37492, 40376, 40768, 42848, 43904, 46144, 49049, 55517, 56056, 58916, 60368, 63448, 64064, 65611, 68992, 70658, 71344, 72512, 74984, 80752, 81536, 85696, 92288, 98098, 103103, 111034, 112112, 117832, 120736, 126896, 128128, 131222, 141316, 142688, 145024, 149968, 161504, 171392, 196196, 206206, 222068, 224224, 235664, 241472, 253792, 262444, 282632, 285376, 299936, 323008, 388619, 392392, 412412, 444136, 448448, 459277, 471328, 482944, 507584, 524888, 565264, 570752, 599872, 646016, 721721, 777238, 784784, 824824, 888272, 896896, 918554, 942656, 1015168, 1049776, 1130528, 1199744, 1443442, 1554476, 1569568, 1649648, 1776544, 1837108, 1885312, 2099552, 2261056, 2886884, 3108952, 3139136, 3299296, 3553088, 3674216, 4199104, 4522112, 5052047, 5773768, 6217904, 6278272, 6598592, 7106176, 7348432, 8398208, 10104094, 11547536, 12435808, 13197184, 14696864, 20208188, 23095072, 24871616, 29393728, 40416376, 46190144, 49743232, 58787456, 80832752, 92380288, 161665504, 323331008, 646662016]

約数ペア:

[(1, 646662016), (2, 323331008), (4, 161665504), (7, 92380288), (8, 80832752), (11, 58787456), (13, 49743232), (14, 46190144), (16, 40416376), (22, 29393728), (26, 24871616), (28, 23095072), (32, 20208188), (44, 14696864), (49, 13197184), (52, 12435808), (56, 11547536), (64, 10104094), (77, 8398208), (88, 7348432), (91, 7106176), (98, 6598592), (103, 6278272), (104, 6217904), (112, 5773768), (128, 5052047), (143, 4522112), (154, 4199104), (176, 3674216), (182, 3553088), (196, 3299296), (206, 3139136), (208, 3108952), (224, 2886884), (286, 2261056), (308, 2099552), (343, 1885312), (352, 1837108), (364, 1776544), (392, 1649648), (412, 1569568), (416, 1554476), (448, 1443442), (539, 1199744), (572, 1130528), (616, 1049776), (637, 1015168), (686, 942656), (704, 918554), (721, 896896), (728, 888272), (784, 824824), (824, 784784), (832, 777238), (896, 721721), (1001, 646016), (1078, 599872), (1133, 570752), (1144, 565264), (1232, 524888), (1274, 507584), (1339, 482944), (1372, 471328), (1408, 459277), (1442, 448448), (1456, 444136), (1568, 412412), (1648, 392392), (1664, 388619), (2002, 323008), (2156, 299936), (2266, 285376), (2288, 282632), (2464, 262444), (2548, 253792), (2678, 241472), (2744, 235664), (2884, 224224), (2912, 222068), (3136, 206206), (3296, 196196), (3773, 171392), (4004, 161504), (4312, 149968), (4459, 145024), (4532, 142688), (4576, 141316), (4928, 131222), (5047, 128128), (5096, 126896), (5356, 120736), (5488, 117832), (5768, 112112), (5824, 111034), (6272, 103103), (6592, 98098), (7007, 92288), (7546, 85696), (7931, 81536), (8008, 80752), (8624, 74984), (8918, 72512), (9064, 71344), (9152, 70658), (9373, 68992), (9856, 65611), (10094, 64064), (10192, 63448), (10712, 60368), (10976, 58916), (11536, 56056), (11648, 55517), (13184, 49049), (14014, 46144), (14729, 43904), (15092, 42848), (15862, 40768), (16016, 40376), (17248, 37492), (17836, 36256), (18128, 35672), (18304, 35329), (18746, 34496), (20188, 32032), (20384, 31724), (21424, 30184), (21952, 29458), (23072, 28028)]