71930880

素因数分解:

$2^{10}\times 3^2\times 5^1\times 7^1\times {\mathrm{223}}^1$

素因数の和:261

約数の個数: 264

約数和(自身を含む): 286121472

約数和(自身を除く): 214190592

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 223, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 446, 448, 480, 504, 512, 560, 576, 630, 640, 669, 672, 720, 768, 840, 892, 896, 960, 1008, 1024, 1115, 1120, 1152, 1260, 1280, 1338, 1344, 1440, 1536, 1561, 1680, 1784, 1792, 1920, 2007, 2016, 2230, 2240, 2304, 2520, 2560, 2676, 2688, 2880, 3072, 3122, 3345, 3360, 3568, 3584, 3840, 4014, 4032, 4460, 4480, 4608, 4683, 5040, 5120, 5352, 5376, 5760, 6244, 6690, 6720, 7136, 7168, 7680, 7805, 8028, 8064, 8920, 8960, 9216, 9366, 10035, 10080, 10704, 10752, 11520, 12488, 13380, 13440, 14049, 14272, 15360, 15610, 16056, 16128, 17840, 17920, 18732, 20070, 20160, 21408, 21504, 23040, 23415, 24976, 26760, 26880, 28098, 28544, 31220, 32112, 32256, 35680, 35840, 37464, 40140, 40320, 42816, 46080, 46830, 49952, 53520, 53760, 56196, 57088, 62440, 64224, 64512, 70245, 71360, 74928, 80280, 80640, 85632, 93660, 99904, 107040, 107520, 112392, 114176, 124880, 128448, 140490, 142720, 149856, 160560, 161280, 171264, 187320, 199808, 214080, 224784, 228352, 249760, 256896, 280980, 285440, 299712, 321120, 322560, 342528, 374640, 399616, 428160, 449568, 499520, 513792, 561960, 570880, 599424, 642240, 685056, 749280, 799232, 856320, 899136, 999040, 1027584, 1123920, 1141760, 1198848, 1284480, 1498560, 1598464, 1712640, 1798272, 1998080, 2055168, 2247840, 2397696, 2568960, 2997120, 3425280, 3596544, 3996160, 4495680, 4795392, 5137920, 5994240, 7193088, 7992320, 8991360, 10275840, 11988480, 14386176, 17982720, 23976960, 35965440, 71930880]

約数ペア:

[(1, 71930880), (2, 35965440), (3, 23976960), (4, 17982720), (5, 14386176), (6, 11988480), (7, 10275840), (8, 8991360), (9, 7992320), (10, 7193088), (12, 5994240), (14, 5137920), (15, 4795392), (16, 4495680), (18, 3996160), (20, 3596544), (21, 3425280), (24, 2997120), (28, 2568960), (30, 2397696), (32, 2247840), (35, 2055168), (36, 1998080), (40, 1798272), (42, 1712640), (45, 1598464), (48, 1498560), (56, 1284480), (60, 1198848), (63, 1141760), (64, 1123920), (70, 1027584), (72, 999040), (80, 899136), (84, 856320), (90, 799232), (96, 749280), (105, 685056), (112, 642240), (120, 599424), (126, 570880), (128, 561960), (140, 513792), (144, 499520), (160, 449568), (168, 428160), (180, 399616), (192, 374640), (210, 342528), (223, 322560), (224, 321120), (240, 299712), (252, 285440), (256, 280980), (280, 256896), (288, 249760), (315, 228352), (320, 224784), (336, 214080), (360, 199808), (384, 187320), (420, 171264), (446, 161280), (448, 160560), (480, 149856), (504, 142720), (512, 140490), (560, 128448), (576, 124880), (630, 114176), (640, 112392), (669, 107520), (672, 107040), (720, 99904), (768, 93660), (840, 85632), (892, 80640), (896, 80280), (960, 74928), (1008, 71360), (1024, 70245), (1115, 64512), (1120, 64224), (1152, 62440), (1260, 57088), (1280, 56196), (1338, 53760), (1344, 53520), (1440, 49952), (1536, 46830), (1561, 46080), (1680, 42816), (1784, 40320), (1792, 40140), (1920, 37464), (2007, 35840), (2016, 35680), (2230, 32256), (2240, 32112), (2304, 31220), (2520, 28544), (2560, 28098), (2676, 26880), (2688, 26760), (2880, 24976), (3072, 23415), (3122, 23040), (3345, 21504), (3360, 21408), (3568, 20160), (3584, 20070), (3840, 18732), (4014, 17920), (4032, 17840), (4460, 16128), (4480, 16056), (4608, 15610), (4683, 15360), (5040, 14272), (5120, 14049), (5352, 13440), (5376, 13380), (5760, 12488), (6244, 11520), (6690, 10752), (6720, 10704), (7136, 10080), (7168, 10035), (7680, 9366), (7805, 9216), (8028, 8960), (8064, 8920)]