280756224

素因数分解:

$2^{18}\times 3^2\times 7^1\times {\mathrm{17}}^1$

素因数の和:66

約数の個数: 228

約数和(自身を含む): 981465264

約数和(自身を除く): 700709040

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 28, 32, 34, 36, 42, 48, 51, 56, 63, 64, 68, 72, 84, 96, 102, 112, 119, 126, 128, 136, 144, 153, 168, 192, 204, 224, 238, 252, 256, 272, 288, 306, 336, 357, 384, 408, 448, 476, 504, 512, 544, 576, 612, 672, 714, 768, 816, 896, 952, 1008, 1024, 1071, 1088, 1152, 1224, 1344, 1428, 1536, 1632, 1792, 1904, 2016, 2048, 2142, 2176, 2304, 2448, 2688, 2856, 3072, 3264, 3584, 3808, 4032, 4096, 4284, 4352, 4608, 4896, 5376, 5712, 6144, 6528, 7168, 7616, 8064, 8192, 8568, 8704, 9216, 9792, 10752, 11424, 12288, 13056, 14336, 15232, 16128, 16384, 17136, 17408, 18432, 19584, 21504, 22848, 24576, 26112, 28672, 30464, 32256, 32768, 34272, 34816, 36864, 39168, 43008, 45696, 49152, 52224, 57344, 60928, 64512, 65536, 68544, 69632, 73728, 78336, 86016, 91392, 98304, 104448, 114688, 121856, 129024, 131072, 137088, 139264, 147456, 156672, 172032, 182784, 196608, 208896, 229376, 243712, 258048, 262144, 274176, 278528, 294912, 313344, 344064, 365568, 393216, 417792, 458752, 487424, 516096, 548352, 557056, 589824, 626688, 688128, 731136, 786432, 835584, 917504, 974848, 1032192, 1096704, 1114112, 1179648, 1253376, 1376256, 1462272, 1671168, 1835008, 1949696, 2064384, 2193408, 2228224, 2359296, 2506752, 2752512, 2924544, 3342336, 3899392, 4128768, 4386816, 4456448, 5013504, 5505024, 5849088, 6684672, 7798784, 8257536, 8773632, 10027008, 11698176, 13369344, 15597568, 16515072, 17547264, 20054016, 23396352, 31195136, 35094528, 40108032, 46792704, 70189056, 93585408, 140378112, 280756224]

約数ペア:

[(1, 280756224), (2, 140378112), (3, 93585408), (4, 70189056), (6, 46792704), (7, 40108032), (8, 35094528), (9, 31195136), (12, 23396352), (14, 20054016), (16, 17547264), (17, 16515072), (18, 15597568), (21, 13369344), (24, 11698176), (28, 10027008), (32, 8773632), (34, 8257536), (36, 7798784), (42, 6684672), (48, 5849088), (51, 5505024), (56, 5013504), (63, 4456448), (64, 4386816), (68, 4128768), (72, 3899392), (84, 3342336), (96, 2924544), (102, 2752512), (112, 2506752), (119, 2359296), (126, 2228224), (128, 2193408), (136, 2064384), (144, 1949696), (153, 1835008), (168, 1671168), (192, 1462272), (204, 1376256), (224, 1253376), (238, 1179648), (252, 1114112), (256, 1096704), (272, 1032192), (288, 974848), (306, 917504), (336, 835584), (357, 786432), (384, 731136), (408, 688128), (448, 626688), (476, 589824), (504, 557056), (512, 548352), (544, 516096), (576, 487424), (612, 458752), (672, 417792), (714, 393216), (768, 365568), (816, 344064), (896, 313344), (952, 294912), (1008, 278528), (1024, 274176), (1071, 262144), (1088, 258048), (1152, 243712), (1224, 229376), (1344, 208896), (1428, 196608), (1536, 182784), (1632, 172032), (1792, 156672), (1904, 147456), (2016, 139264), (2048, 137088), (2142, 131072), (2176, 129024), (2304, 121856), (2448, 114688), (2688, 104448), (2856, 98304), (3072, 91392), (3264, 86016), (3584, 78336), (3808, 73728), (4032, 69632), (4096, 68544), (4284, 65536), (4352, 64512), (4608, 60928), (4896, 57344), (5376, 52224), (5712, 49152), (6144, 45696), (6528, 43008), (7168, 39168), (7616, 36864), (8064, 34816), (8192, 34272), (8568, 32768), (8704, 32256), (9216, 30464), (9792, 28672), (10752, 26112), (11424, 24576), (12288, 22848), (13056, 21504), (14336, 19584), (15232, 18432), (16128, 17408), (16384, 17136)]