21432893440

素因数分解:

$2^{23}\times 5^1\times 7^1\times {\mathrm{73}}^1$

素因数の和:131

約数の個数: 192

約数和(自身を含む): 59592667680

約数和(自身を除く): 38159774240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 73, 80, 112, 128, 140, 146, 160, 224, 256, 280, 292, 320, 365, 448, 511, 512, 560, 584, 640, 730, 896, 1022, 1024, 1120, 1168, 1280, 1460, 1792, 2044, 2048, 2240, 2336, 2555, 2560, 2920, 3584, 4088, 4096, 4480, 4672, 5110, 5120, 5840, 7168, 8176, 8192, 8960, 9344, 10220, 10240, 11680, 14336, 16352, 16384, 17920, 18688, 20440, 20480, 23360, 28672, 32704, 32768, 35840, 37376, 40880, 40960, 46720, 57344, 65408, 65536, 71680, 74752, 81760, 81920, 93440, 114688, 130816, 131072, 143360, 149504, 163520, 163840, 186880, 229376, 261632, 262144, 286720, 299008, 327040, 327680, 373760, 458752, 523264, 524288, 573440, 598016, 654080, 655360, 747520, 917504, 1046528, 1048576, 1146880, 1196032, 1308160, 1310720, 1495040, 1835008, 2093056, 2097152, 2293760, 2392064, 2616320, 2621440, 2990080, 3670016, 4186112, 4194304, 4587520, 4784128, 5232640, 5242880, 5980160, 7340032, 8372224, 8388608, 9175040, 9568256, 10465280, 10485760, 11960320, 14680064, 16744448, 18350080, 19136512, 20930560, 20971520, 23920640, 29360128, 33488896, 36700160, 38273024, 41861120, 41943040, 47841280, 58720256, 66977792, 73400320, 76546048, 83722240, 95682560, 133955584, 146800640, 153092096, 167444480, 191365120, 267911168, 293601280, 306184192, 334888960, 382730240, 535822336, 612368384, 669777920, 765460480, 1071644672, 1339555840, 1530920960, 2143289344, 2679111680, 3061841920, 4286578688, 5358223360, 10716446720, 21432893440]

約数ペア:

[(1, 21432893440), (2, 10716446720), (4, 5358223360), (5, 4286578688), (7, 3061841920), (8, 2679111680), (10, 2143289344), (14, 1530920960), (16, 1339555840), (20, 1071644672), (28, 765460480), (32, 669777920), (35, 612368384), (40, 535822336), (56, 382730240), (64, 334888960), (70, 306184192), (73, 293601280), (80, 267911168), (112, 191365120), (128, 167444480), (140, 153092096), (146, 146800640), (160, 133955584), (224, 95682560), (256, 83722240), (280, 76546048), (292, 73400320), (320, 66977792), (365, 58720256), (448, 47841280), (511, 41943040), (512, 41861120), (560, 38273024), (584, 36700160), (640, 33488896), (730, 29360128), (896, 23920640), (1022, 20971520), (1024, 20930560), (1120, 19136512), (1168, 18350080), (1280, 16744448), (1460, 14680064), (1792, 11960320), (2044, 10485760), (2048, 10465280), (2240, 9568256), (2336, 9175040), (2555, 8388608), (2560, 8372224), (2920, 7340032), (3584, 5980160), (4088, 5242880), (4096, 5232640), (4480, 4784128), (4672, 4587520), (5110, 4194304), (5120, 4186112), (5840, 3670016), (7168, 2990080), (8176, 2621440), (8192, 2616320), (8960, 2392064), (9344, 2293760), (10220, 2097152), (10240, 2093056), (11680, 1835008), (14336, 1495040), (16352, 1310720), (16384, 1308160), (17920, 1196032), (18688, 1146880), (20440, 1048576), (20480, 1046528), (23360, 917504), (28672, 747520), (32704, 655360), (32768, 654080), (35840, 598016), (37376, 573440), (40880, 524288), (40960, 523264), (46720, 458752), (57344, 373760), (65408, 327680), (65536, 327040), (71680, 299008), (74752, 286720), (81760, 262144), (81920, 261632), (93440, 229376), (114688, 186880), (130816, 163840), (131072, 163520), (143360, 149504)]