1688970672

素因数分解:

$2^4\times 3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{643}}^1$

素因数の和:740

約数の個数: 240

約数和(自身を含む): 5325596640

約数和(自身を除く): 3636625968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 29, 34, 36, 37, 48, 51, 58, 68, 72, 74, 87, 102, 111, 116, 136, 144, 148, 153, 174, 204, 222, 232, 261, 272, 296, 306, 333, 348, 408, 444, 464, 493, 522, 592, 612, 629, 643, 666, 696, 816, 888, 986, 1044, 1073, 1224, 1258, 1286, 1332, 1392, 1479, 1776, 1887, 1929, 1972, 2088, 2146, 2448, 2516, 2572, 2664, 2958, 3219, 3774, 3858, 3944, 4176, 4292, 4437, 5032, 5144, 5328, 5661, 5787, 5916, 6438, 7548, 7716, 7888, 8584, 8874, 9657, 10064, 10288, 10931, 11322, 11574, 11832, 12876, 15096, 15432, 17168, 17748, 18241, 18647, 19314, 21862, 22644, 23148, 23664, 23791, 25752, 30192, 30864, 32793, 35496, 36482, 37294, 38628, 43724, 45288, 46296, 47582, 51504, 54723, 55941, 65586, 70992, 71373, 72964, 74588, 77256, 87448, 90576, 92592, 95164, 98379, 109446, 111882, 131172, 142746, 145928, 149176, 154512, 164169, 167823, 174896, 190328, 196758, 214119, 218892, 223764, 262344, 285492, 291856, 298352, 316999, 328338, 335646, 380656, 393516, 404447, 428238, 437784, 447528, 524688, 570984, 633998, 656676, 671292, 689939, 787032, 808894, 856476, 875568, 895056, 950997, 1141968, 1213341, 1267996, 1313352, 1342584, 1379878, 1574064, 1617788, 1712952, 1901994, 2069817, 2426682, 2535992, 2626704, 2685168, 2759756, 2852991, 3235576, 3425904, 3640023, 3803988, 4139634, 4853364, 5071984, 5519512, 5705982, 6209451, 6471152, 7280046, 7607976, 8279268, 9706728, 11039024, 11411964, 11728963, 12418902, 14560092, 15215952, 16558536, 19413456, 22823928, 23457926, 24837804, 29120184, 33117072, 35186889, 45647856, 46915852, 49675608, 58240368, 70373778, 93831704, 99351216, 105560667, 140747556, 187663408, 211121334, 281495112, 422242668, 562990224, 844485336, 1688970672]

約数ペア:

[(1, 1688970672), (2, 844485336), (3, 562990224), (4, 422242668), (6, 281495112), (8, 211121334), (9, 187663408), (12, 140747556), (16, 105560667), (17, 99351216), (18, 93831704), (24, 70373778), (29, 58240368), (34, 49675608), (36, 46915852), (37, 45647856), (48, 35186889), (51, 33117072), (58, 29120184), (68, 24837804), (72, 23457926), (74, 22823928), (87, 19413456), (102, 16558536), (111, 15215952), (116, 14560092), (136, 12418902), (144, 11728963), (148, 11411964), (153, 11039024), (174, 9706728), (204, 8279268), (222, 7607976), (232, 7280046), (261, 6471152), (272, 6209451), (296, 5705982), (306, 5519512), (333, 5071984), (348, 4853364), (408, 4139634), (444, 3803988), (464, 3640023), (493, 3425904), (522, 3235576), (592, 2852991), (612, 2759756), (629, 2685168), (643, 2626704), (666, 2535992), (696, 2426682), (816, 2069817), (888, 1901994), (986, 1712952), (1044, 1617788), (1073, 1574064), (1224, 1379878), (1258, 1342584), (1286, 1313352), (1332, 1267996), (1392, 1213341), (1479, 1141968), (1776, 950997), (1887, 895056), (1929, 875568), (1972, 856476), (2088, 808894), (2146, 787032), (2448, 689939), (2516, 671292), (2572, 656676), (2664, 633998), (2958, 570984), (3219, 524688), (3774, 447528), (3858, 437784), (3944, 428238), (4176, 404447), (4292, 393516), (4437, 380656), (5032, 335646), (5144, 328338), (5328, 316999), (5661, 298352), (5787, 291856), (5916, 285492), (6438, 262344), (7548, 223764), (7716, 218892), (7888, 214119), (8584, 196758), (8874, 190328), (9657, 174896), (10064, 167823), (10288, 164169), (10931, 154512), (11322, 149176), (11574, 145928), (11832, 142746), (12876, 131172), (15096, 111882), (15432, 109446), (17168, 98379), (17748, 95164), (18241, 92592), (18647, 90576), (19314, 87448), (21862, 77256), (22644, 74588), (23148, 72964), (23664, 71373), (23791, 70992), (25752, 65586), (30192, 55941), (30864, 54723), (32793, 51504), (35496, 47582), (36482, 46296), (37294, 45288), (38628, 43724)]