21852651520

素因数分解:

$2^{16}\times 5^1\times 7^2\times {\mathrm{1361}}^1$

素因数の和:1412

約数の個数: 204

約数和(自身を含む): 61053396084

約数和(自身を除く): 39200744564

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 80, 98, 112, 128, 140, 160, 196, 224, 245, 256, 280, 320, 392, 448, 490, 512, 560, 640, 784, 896, 980, 1024, 1120, 1280, 1361, 1568, 1792, 1960, 2048, 2240, 2560, 2722, 3136, 3584, 3920, 4096, 4480, 5120, 5444, 6272, 6805, 7168, 7840, 8192, 8960, 9527, 10240, 10888, 12544, 13610, 14336, 15680, 16384, 17920, 19054, 20480, 21776, 25088, 27220, 28672, 31360, 32768, 35840, 38108, 40960, 43552, 47635, 50176, 54440, 57344, 62720, 65536, 66689, 71680, 76216, 81920, 87104, 95270, 100352, 108880, 114688, 125440, 133378, 143360, 152432, 163840, 174208, 190540, 200704, 217760, 229376, 250880, 266756, 286720, 304864, 327680, 333445, 348416, 381080, 401408, 435520, 458752, 501760, 533512, 573440, 609728, 666890, 696832, 762160, 802816, 871040, 1003520, 1067024, 1146880, 1219456, 1333780, 1393664, 1524320, 1605632, 1742080, 2007040, 2134048, 2293760, 2438912, 2667560, 2787328, 3048640, 3211264, 3484160, 4014080, 4268096, 4877824, 5335120, 5574656, 6097280, 6968320, 8028160, 8536192, 9755648, 10670240, 11149312, 12194560, 13936640, 16056320, 17072384, 19511296, 21340480, 22298624, 24389120, 27873280, 34144768, 39022592, 42680960, 44597248, 48778240, 55746560, 68289536, 78045184, 85361920, 89194496, 97556480, 111493120, 136579072, 156090368, 170723840, 195112960, 222986240, 273158144, 312180736, 341447680, 390225920, 445972480, 546316288, 624361472, 682895360, 780451840, 1092632576, 1365790720, 1560903680, 2185265152, 2731581440, 3121807360, 4370530304, 5463162880, 10926325760, 21852651520]

約数ペア:

[(1, 21852651520), (2, 10926325760), (4, 5463162880), (5, 4370530304), (7, 3121807360), (8, 2731581440), (10, 2185265152), (14, 1560903680), (16, 1365790720), (20, 1092632576), (28, 780451840), (32, 682895360), (35, 624361472), (40, 546316288), (49, 445972480), (56, 390225920), (64, 341447680), (70, 312180736), (80, 273158144), (98, 222986240), (112, 195112960), (128, 170723840), (140, 156090368), (160, 136579072), (196, 111493120), (224, 97556480), (245, 89194496), (256, 85361920), (280, 78045184), (320, 68289536), (392, 55746560), (448, 48778240), (490, 44597248), (512, 42680960), (560, 39022592), (640, 34144768), (784, 27873280), (896, 24389120), (980, 22298624), (1024, 21340480), (1120, 19511296), (1280, 17072384), (1361, 16056320), (1568, 13936640), (1792, 12194560), (1960, 11149312), (2048, 10670240), (2240, 9755648), (2560, 8536192), (2722, 8028160), (3136, 6968320), (3584, 6097280), (3920, 5574656), (4096, 5335120), (4480, 4877824), (5120, 4268096), (5444, 4014080), (6272, 3484160), (6805, 3211264), (7168, 3048640), (7840, 2787328), (8192, 2667560), (8960, 2438912), (9527, 2293760), (10240, 2134048), (10888, 2007040), (12544, 1742080), (13610, 1605632), (14336, 1524320), (15680, 1393664), (16384, 1333780), (17920, 1219456), (19054, 1146880), (20480, 1067024), (21776, 1003520), (25088, 871040), (27220, 802816), (28672, 762160), (31360, 696832), (32768, 666890), (35840, 609728), (38108, 573440), (40960, 533512), (43552, 501760), (47635, 458752), (50176, 435520), (54440, 401408), (57344, 381080), (62720, 348416), (65536, 333445), (66689, 327680), (71680, 304864), (76216, 286720), (81920, 266756), (87104, 250880), (95270, 229376), (100352, 217760), (108880, 200704), (114688, 190540), (125440, 174208), (133378, 163840), (143360, 152432)]