217893888

素因数分解:

$2^{10}\times 3^4\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:140

約数の個数: 220

約数和(自身を含む): 677671632

約数和(自身を除く): 459777744

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 37, 48, 54, 64, 71, 72, 74, 81, 96, 108, 111, 128, 142, 144, 148, 162, 192, 213, 216, 222, 256, 284, 288, 296, 324, 333, 384, 426, 432, 444, 512, 568, 576, 592, 639, 648, 666, 768, 852, 864, 888, 999, 1024, 1136, 1152, 1184, 1278, 1296, 1332, 1536, 1704, 1728, 1776, 1917, 1998, 2272, 2304, 2368, 2556, 2592, 2627, 2664, 2997, 3072, 3408, 3456, 3552, 3834, 3996, 4544, 4608, 4736, 5112, 5184, 5254, 5328, 5751, 5994, 6816, 6912, 7104, 7668, 7881, 7992, 9088, 9216, 9472, 10224, 10368, 10508, 10656, 11502, 11988, 13632, 13824, 14208, 15336, 15762, 15984, 18176, 18944, 20448, 20736, 21016, 21312, 23004, 23643, 23976, 27264, 27648, 28416, 30672, 31524, 31968, 36352, 37888, 40896, 41472, 42032, 42624, 46008, 47286, 47952, 54528, 56832, 61344, 63048, 63936, 70929, 72704, 81792, 82944, 84064, 85248, 92016, 94572, 95904, 109056, 113664, 122688, 126096, 127872, 141858, 163584, 168128, 170496, 184032, 189144, 191808, 212787, 218112, 245376, 252192, 255744, 283716, 327168, 336256, 340992, 368064, 378288, 383616, 425574, 490752, 504384, 511488, 567432, 654336, 672512, 736128, 756576, 767232, 851148, 981504, 1008768, 1022976, 1134864, 1345024, 1472256, 1513152, 1534464, 1702296, 1963008, 2017536, 2269728, 2690048, 2944512, 3026304, 3068928, 3404592, 4035072, 4539456, 5889024, 6052608, 6809184, 8070144, 9078912, 12105216, 13618368, 18157824, 24210432, 27236736, 36315648, 54473472, 72631296, 108946944, 217893888]

約数ペア:

[(1, 217893888), (2, 108946944), (3, 72631296), (4, 54473472), (6, 36315648), (8, 27236736), (9, 24210432), (12, 18157824), (16, 13618368), (18, 12105216), (24, 9078912), (27, 8070144), (32, 6809184), (36, 6052608), (37, 5889024), (48, 4539456), (54, 4035072), (64, 3404592), (71, 3068928), (72, 3026304), (74, 2944512), (81, 2690048), (96, 2269728), (108, 2017536), (111, 1963008), (128, 1702296), (142, 1534464), (144, 1513152), (148, 1472256), (162, 1345024), (192, 1134864), (213, 1022976), (216, 1008768), (222, 981504), (256, 851148), (284, 767232), (288, 756576), (296, 736128), (324, 672512), (333, 654336), (384, 567432), (426, 511488), (432, 504384), (444, 490752), (512, 425574), (568, 383616), (576, 378288), (592, 368064), (639, 340992), (648, 336256), (666, 327168), (768, 283716), (852, 255744), (864, 252192), (888, 245376), (999, 218112), (1024, 212787), (1136, 191808), (1152, 189144), (1184, 184032), (1278, 170496), (1296, 168128), (1332, 163584), (1536, 141858), (1704, 127872), (1728, 126096), (1776, 122688), (1917, 113664), (1998, 109056), (2272, 95904), (2304, 94572), (2368, 92016), (2556, 85248), (2592, 84064), (2627, 82944), (2664, 81792), (2997, 72704), (3072, 70929), (3408, 63936), (3456, 63048), (3552, 61344), (3834, 56832), (3996, 54528), (4544, 47952), (4608, 47286), (4736, 46008), (5112, 42624), (5184, 42032), (5254, 41472), (5328, 40896), (5751, 37888), (5994, 36352), (6816, 31968), (6912, 31524), (7104, 30672), (7668, 28416), (7881, 27648), (7992, 27264), (9088, 23976), (9216, 23643), (9472, 23004), (10224, 21312), (10368, 21016), (10508, 20736), (10656, 20448), (11502, 18944), (11988, 18176), (13632, 15984), (13824, 15762), (14208, 15336)]