666690696

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1009}}^1$

素因数の和:1073

約数の個数: 256

約数和(自身を含む): 2327040000

約数和(自身を除く): 1660349304

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 19, 21, 23, 24, 27, 28, 36, 38, 42, 46, 54, 56, 57, 63, 69, 72, 76, 84, 92, 108, 114, 126, 133, 138, 152, 161, 168, 171, 184, 189, 207, 216, 228, 252, 266, 276, 322, 342, 378, 399, 414, 437, 456, 483, 504, 513, 532, 552, 621, 644, 684, 756, 798, 828, 874, 966, 1009, 1026, 1064, 1197, 1242, 1288, 1311, 1368, 1449, 1512, 1596, 1656, 1748, 1932, 2018, 2052, 2394, 2484, 2622, 2898, 3027, 3059, 3192, 3496, 3591, 3864, 3933, 4036, 4104, 4347, 4788, 4968, 5244, 5796, 6054, 6118, 7063, 7182, 7866, 8072, 8694, 9081, 9177, 9576, 10488, 11592, 11799, 12108, 12236, 14126, 14364, 15732, 17388, 18162, 18354, 19171, 21189, 23207, 23598, 24216, 24472, 27243, 27531, 28252, 28728, 31464, 34776, 36324, 36708, 38342, 42378, 46414, 47196, 54486, 55062, 56504, 57513, 63567, 69621, 72648, 73416, 76684, 82593, 84756, 92828, 94392, 108972, 110124, 115026, 127134, 134197, 139242, 153368, 162449, 165186, 169512, 172539, 185656, 190701, 208863, 217944, 220248, 230052, 254268, 268394, 278484, 324898, 330372, 345078, 381402, 402591, 417726, 440933, 460104, 487347, 508536, 517617, 536788, 556968, 626589, 649796, 660744, 690156, 762804, 805182, 835452, 881866, 974694, 1035234, 1073576, 1207773, 1253178, 1299592, 1322799, 1380312, 1462041, 1525608, 1610364, 1670904, 1763732, 1949388, 2070468, 2415546, 2506356, 2645598, 2924082, 3086531, 3220728, 3527464, 3623319, 3898776, 3968397, 4140936, 4386123, 4831092, 5012712, 5291196, 5848164, 6173062, 7246638, 7936794, 8772246, 9259593, 9662184, 10582392, 11696328, 11905191, 12346124, 14493276, 15873588, 17544492, 18519186, 23810382, 24692248, 27778779, 28986552, 31747176, 35088984, 37038372, 47620764, 55557558, 74076744, 83336337, 95241528, 111115116, 166672674, 222230232, 333345348, 666690696]

約数ペア:

[(1, 666690696), (2, 333345348), (3, 222230232), (4, 166672674), (6, 111115116), (7, 95241528), (8, 83336337), (9, 74076744), (12, 55557558), (14, 47620764), (18, 37038372), (19, 35088984), (21, 31747176), (23, 28986552), (24, 27778779), (27, 24692248), (28, 23810382), (36, 18519186), (38, 17544492), (42, 15873588), (46, 14493276), (54, 12346124), (56, 11905191), (57, 11696328), (63, 10582392), (69, 9662184), (72, 9259593), (76, 8772246), (84, 7936794), (92, 7246638), (108, 6173062), (114, 5848164), (126, 5291196), (133, 5012712), (138, 4831092), (152, 4386123), (161, 4140936), (168, 3968397), (171, 3898776), (184, 3623319), (189, 3527464), (207, 3220728), (216, 3086531), (228, 2924082), (252, 2645598), (266, 2506356), (276, 2415546), (322, 2070468), (342, 1949388), (378, 1763732), (399, 1670904), (414, 1610364), (437, 1525608), (456, 1462041), (483, 1380312), (504, 1322799), (513, 1299592), (532, 1253178), (552, 1207773), (621, 1073576), (644, 1035234), (684, 974694), (756, 881866), (798, 835452), (828, 805182), (874, 762804), (966, 690156), (1009, 660744), (1026, 649796), (1064, 626589), (1197, 556968), (1242, 536788), (1288, 517617), (1311, 508536), (1368, 487347), (1449, 460104), (1512, 440933), (1596, 417726), (1656, 402591), (1748, 381402), (1932, 345078), (2018, 330372), (2052, 324898), (2394, 278484), (2484, 268394), (2622, 254268), (2898, 230052), (3027, 220248), (3059, 217944), (3192, 208863), (3496, 190701), (3591, 185656), (3864, 172539), (3933, 169512), (4036, 165186), (4104, 162449), (4347, 153368), (4788, 139242), (4968, 134197), (5244, 127134), (5796, 115026), (6054, 110124), (6118, 108972), (7063, 94392), (7182, 92828), (7866, 84756), (8072, 82593), (8694, 76684), (9081, 73416), (9177, 72648), (9576, 69621), (10488, 63567), (11592, 57513), (11799, 56504), (12108, 55062), (12236, 54486), (14126, 47196), (14364, 46414), (15732, 42378), (17388, 38342), (18162, 36708), (18354, 36324), (19171, 34776), (21189, 31464), (23207, 28728), (23598, 28252), (24216, 27531), (24472, 27243)]