1721720448

素因数分解:

$2^7\times 3^4\times 7^2\times {\mathrm{3389}}^1$

素因数の和:3429

約数の個数: 240

約数和(自身を含む): 5962111650

約数和(自身を除く): 4240391202

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 64, 72, 81, 84, 96, 98, 108, 112, 126, 128, 144, 147, 162, 168, 189, 192, 196, 216, 224, 252, 288, 294, 324, 336, 378, 384, 392, 432, 441, 448, 504, 567, 576, 588, 648, 672, 756, 784, 864, 882, 896, 1008, 1134, 1152, 1176, 1296, 1323, 1344, 1512, 1568, 1728, 1764, 2016, 2268, 2352, 2592, 2646, 2688, 3024, 3136, 3389, 3456, 3528, 3969, 4032, 4536, 4704, 5184, 5292, 6048, 6272, 6778, 7056, 7938, 8064, 9072, 9408, 10167, 10368, 10584, 12096, 13556, 14112, 15876, 18144, 18816, 20334, 21168, 23723, 24192, 27112, 28224, 30501, 31752, 36288, 40668, 42336, 47446, 54224, 56448, 61002, 63504, 71169, 72576, 81336, 84672, 91503, 94892, 108448, 122004, 127008, 142338, 162672, 166061, 169344, 183006, 189784, 213507, 216896, 244008, 254016, 274509, 284676, 325344, 332122, 366012, 379568, 427014, 433792, 488016, 498183, 508032, 549018, 569352, 640521, 650688, 664244, 732024, 759136, 854028, 976032, 996366, 1098036, 1138704, 1281042, 1301376, 1328488, 1464048, 1494549, 1518272, 1708056, 1921563, 1952064, 1992732, 2196072, 2277408, 2562084, 2656976, 2928096, 2989098, 3036544, 3416112, 3843126, 3904128, 3985464, 4392144, 4483647, 4554816, 5124168, 5313952, 5856192, 5978196, 6832224, 7686252, 7970928, 8784288, 8967294, 9109632, 10248336, 10627904, 11712384, 11956392, 13450941, 13664448, 15372504, 15941856, 17568576, 17934588, 20496672, 21255808, 23912784, 26901882, 27328896, 30745008, 31883712, 35137152, 35869176, 40993344, 47825568, 53803764, 61490016, 63767424, 71738352, 81986688, 95651136, 107607528, 122980032, 143476704, 191302272, 215215056, 245960064, 286953408, 430430112, 573906816, 860860224, 1721720448]

約数ペア:

[(1, 1721720448), (2, 860860224), (3, 573906816), (4, 430430112), (6, 286953408), (7, 245960064), (8, 215215056), (9, 191302272), (12, 143476704), (14, 122980032), (16, 107607528), (18, 95651136), (21, 81986688), (24, 71738352), (27, 63767424), (28, 61490016), (32, 53803764), (36, 47825568), (42, 40993344), (48, 35869176), (49, 35137152), (54, 31883712), (56, 30745008), (63, 27328896), (64, 26901882), (72, 23912784), (81, 21255808), (84, 20496672), (96, 17934588), (98, 17568576), (108, 15941856), (112, 15372504), (126, 13664448), (128, 13450941), (144, 11956392), (147, 11712384), (162, 10627904), (168, 10248336), (189, 9109632), (192, 8967294), (196, 8784288), (216, 7970928), (224, 7686252), (252, 6832224), (288, 5978196), (294, 5856192), (324, 5313952), (336, 5124168), (378, 4554816), (384, 4483647), (392, 4392144), (432, 3985464), (441, 3904128), (448, 3843126), (504, 3416112), (567, 3036544), (576, 2989098), (588, 2928096), (648, 2656976), (672, 2562084), (756, 2277408), (784, 2196072), (864, 1992732), (882, 1952064), (896, 1921563), (1008, 1708056), (1134, 1518272), (1152, 1494549), (1176, 1464048), (1296, 1328488), (1323, 1301376), (1344, 1281042), (1512, 1138704), (1568, 1098036), (1728, 996366), (1764, 976032), (2016, 854028), (2268, 759136), (2352, 732024), (2592, 664244), (2646, 650688), (2688, 640521), (3024, 569352), (3136, 549018), (3389, 508032), (3456, 498183), (3528, 488016), (3969, 433792), (4032, 427014), (4536, 379568), (4704, 366012), (5184, 332122), (5292, 325344), (6048, 284676), (6272, 274509), (6778, 254016), (7056, 244008), (7938, 216896), (8064, 213507), (9072, 189784), (9408, 183006), (10167, 169344), (10368, 166061), (10584, 162672), (12096, 142338), (13556, 127008), (14112, 122004), (15876, 108448), (18144, 94892), (18816, 91503), (20334, 84672), (21168, 81336), (23723, 72576), (24192, 71169), (27112, 63504), (28224, 61002), (30501, 56448), (31752, 54224), (36288, 47446), (40668, 42336)]