71851520

素因数分解:

$2^9\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1$

素因数の和:180

約数の個数: 160

約数和(自身を含む): 197987328

約数和(自身を除く): 126135808

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 64, 65, 68, 80, 85, 104, 127, 128, 130, 136, 160, 170, 208, 221, 254, 256, 260, 272, 320, 340, 416, 442, 508, 512, 520, 544, 635, 640, 680, 832, 884, 1016, 1040, 1088, 1105, 1270, 1280, 1360, 1651, 1664, 1768, 2032, 2080, 2159, 2176, 2210, 2540, 2560, 2720, 3302, 3328, 3536, 4064, 4160, 4318, 4352, 4420, 5080, 5440, 6604, 6656, 7072, 8128, 8255, 8320, 8636, 8704, 8840, 10160, 10795, 10880, 13208, 14144, 16256, 16510, 16640, 17272, 17680, 20320, 21590, 21760, 26416, 28067, 28288, 32512, 33020, 33280, 34544, 35360, 40640, 43180, 43520, 52832, 56134, 56576, 65024, 66040, 69088, 70720, 81280, 86360, 105664, 112268, 113152, 132080, 138176, 140335, 141440, 162560, 172720, 211328, 224536, 264160, 276352, 280670, 282880, 325120, 345440, 422656, 449072, 528320, 552704, 561340, 565760, 690880, 845312, 898144, 1056640, 1105408, 1122680, 1381760, 1796288, 2113280, 2245360, 2763520, 3592576, 4226560, 4490720, 5527040, 7185152, 8981440, 14370304, 17962880, 35925760, 71851520]

約数ペア:

[(1, 71851520), (2, 35925760), (4, 17962880), (5, 14370304), (8, 8981440), (10, 7185152), (13, 5527040), (16, 4490720), (17, 4226560), (20, 3592576), (26, 2763520), (32, 2245360), (34, 2113280), (40, 1796288), (52, 1381760), (64, 1122680), (65, 1105408), (68, 1056640), (80, 898144), (85, 845312), (104, 690880), (127, 565760), (128, 561340), (130, 552704), (136, 528320), (160, 449072), (170, 422656), (208, 345440), (221, 325120), (254, 282880), (256, 280670), (260, 276352), (272, 264160), (320, 224536), (340, 211328), (416, 172720), (442, 162560), (508, 141440), (512, 140335), (520, 138176), (544, 132080), (635, 113152), (640, 112268), (680, 105664), (832, 86360), (884, 81280), (1016, 70720), (1040, 69088), (1088, 66040), (1105, 65024), (1270, 56576), (1280, 56134), (1360, 52832), (1651, 43520), (1664, 43180), (1768, 40640), (2032, 35360), (2080, 34544), (2159, 33280), (2176, 33020), (2210, 32512), (2540, 28288), (2560, 28067), (2720, 26416), (3302, 21760), (3328, 21590), (3536, 20320), (4064, 17680), (4160, 17272), (4318, 16640), (4352, 16510), (4420, 16256), (5080, 14144), (5440, 13208), (6604, 10880), (6656, 10795), (7072, 10160), (8128, 8840), (8255, 8704), (8320, 8636)]