68418540

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:321

約数の個数: 192

約数和(自身を含む): 234057600

約数和(自身を除く): 165639060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 27, 29, 30, 34, 36, 45, 51, 54, 58, 60, 68, 85, 87, 90, 102, 108, 116, 135, 145, 153, 170, 174, 180, 204, 255, 257, 261, 270, 290, 306, 340, 348, 435, 459, 493, 510, 514, 522, 540, 580, 612, 765, 771, 783, 870, 918, 986, 1020, 1028, 1044, 1285, 1305, 1479, 1530, 1542, 1566, 1740, 1836, 1972, 2295, 2313, 2465, 2570, 2610, 2958, 3060, 3084, 3132, 3855, 3915, 4369, 4437, 4590, 4626, 4930, 5140, 5220, 5916, 6939, 7395, 7453, 7710, 7830, 8738, 8874, 9180, 9252, 9860, 11565, 13107, 13311, 13878, 14790, 14906, 15420, 15660, 17476, 17748, 21845, 22185, 22359, 23130, 26214, 26622, 27756, 29580, 29812, 34695, 37265, 39321, 43690, 44370, 44718, 46260, 52428, 53244, 65535, 66555, 67077, 69390, 74530, 78642, 87380, 88740, 89436, 111795, 117963, 126701, 131070, 133110, 134154, 138780, 149060, 157284, 196605, 201231, 223590, 235926, 253402, 262140, 266220, 268308, 335385, 380103, 393210, 402462, 447180, 471852, 506804, 589815, 633505, 670770, 760206, 786420, 804924, 1006155, 1140309, 1179630, 1267010, 1341540, 1520412, 1900515, 2012310, 2280618, 2359260, 2534020, 3420927, 3801030, 4024620, 4561236, 5701545, 6841854, 7602060, 11403090, 13683708, 17104635, 22806180, 34209270, 68418540]

約数ペア:

[(1, 68418540), (2, 34209270), (3, 22806180), (4, 17104635), (5, 13683708), (6, 11403090), (9, 7602060), (10, 6841854), (12, 5701545), (15, 4561236), (17, 4024620), (18, 3801030), (20, 3420927), (27, 2534020), (29, 2359260), (30, 2280618), (34, 2012310), (36, 1900515), (45, 1520412), (51, 1341540), (54, 1267010), (58, 1179630), (60, 1140309), (68, 1006155), (85, 804924), (87, 786420), (90, 760206), (102, 670770), (108, 633505), (116, 589815), (135, 506804), (145, 471852), (153, 447180), (170, 402462), (174, 393210), (180, 380103), (204, 335385), (255, 268308), (257, 266220), (261, 262140), (270, 253402), (290, 235926), (306, 223590), (340, 201231), (348, 196605), (435, 157284), (459, 149060), (493, 138780), (510, 134154), (514, 133110), (522, 131070), (540, 126701), (580, 117963), (612, 111795), (765, 89436), (771, 88740), (783, 87380), (870, 78642), (918, 74530), (986, 69390), (1020, 67077), (1028, 66555), (1044, 65535), (1285, 53244), (1305, 52428), (1479, 46260), (1530, 44718), (1542, 44370), (1566, 43690), (1740, 39321), (1836, 37265), (1972, 34695), (2295, 29812), (2313, 29580), (2465, 27756), (2570, 26622), (2610, 26214), (2958, 23130), (3060, 22359), (3084, 22185), (3132, 21845), (3855, 17748), (3915, 17476), (4369, 15660), (4437, 15420), (4590, 14906), (4626, 14790), (4930, 13878), (5140, 13311), (5220, 13107), (5916, 11565), (6939, 9860), (7395, 9252), (7453, 9180), (7710, 8874), (7830, 8738)]