161423280

素因数分解:

$2^4\times 3^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{859}}^1$

素因数の和:913

約数の個数: 200

約数和(自身を含む): 580654800

約数和(自身を除く): 419231520

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 36, 40, 45, 48, 54, 58, 60, 72, 80, 81, 87, 90, 108, 116, 120, 135, 144, 145, 162, 174, 180, 216, 232, 240, 261, 270, 290, 324, 348, 360, 405, 432, 435, 464, 522, 540, 580, 648, 696, 720, 783, 810, 859, 870, 1044, 1080, 1160, 1296, 1305, 1392, 1566, 1620, 1718, 1740, 2088, 2160, 2320, 2349, 2577, 2610, 3132, 3240, 3436, 3480, 3915, 4176, 4295, 4698, 5154, 5220, 6264, 6480, 6872, 6960, 7731, 7830, 8590, 9396, 10308, 10440, 11745, 12528, 12885, 13744, 15462, 15660, 17180, 18792, 20616, 20880, 23193, 23490, 24911, 25770, 30924, 31320, 34360, 37584, 38655, 41232, 46386, 46980, 49822, 51540, 61848, 62640, 68720, 69579, 74733, 77310, 92772, 93960, 99644, 103080, 115965, 123696, 124555, 139158, 149466, 154620, 185544, 187920, 199288, 206160, 224199, 231930, 249110, 278316, 298932, 309240, 347895, 371088, 373665, 398576, 448398, 463860, 498220, 556632, 597864, 618480, 672597, 695790, 747330, 896796, 927720, 996440, 1113264, 1120995, 1195728, 1345194, 1391580, 1494660, 1793592, 1855440, 1992880, 2017791, 2241990, 2690388, 2783160, 2989320, 3362985, 3587184, 4035582, 4483980, 5380776, 5566320, 5978640, 6725970, 8071164, 8967960, 10088955, 10761552, 13451940, 16142328, 17935920, 20177910, 26903880, 32284656, 40355820, 53807760, 80711640, 161423280]

約数ペア:

[(1, 161423280), (2, 80711640), (3, 53807760), (4, 40355820), (5, 32284656), (6, 26903880), (8, 20177910), (9, 17935920), (10, 16142328), (12, 13451940), (15, 10761552), (16, 10088955), (18, 8967960), (20, 8071164), (24, 6725970), (27, 5978640), (29, 5566320), (30, 5380776), (36, 4483980), (40, 4035582), (45, 3587184), (48, 3362985), (54, 2989320), (58, 2783160), (60, 2690388), (72, 2241990), (80, 2017791), (81, 1992880), (87, 1855440), (90, 1793592), (108, 1494660), (116, 1391580), (120, 1345194), (135, 1195728), (144, 1120995), (145, 1113264), (162, 996440), (174, 927720), (180, 896796), (216, 747330), (232, 695790), (240, 672597), (261, 618480), (270, 597864), (290, 556632), (324, 498220), (348, 463860), (360, 448398), (405, 398576), (432, 373665), (435, 371088), (464, 347895), (522, 309240), (540, 298932), (580, 278316), (648, 249110), (696, 231930), (720, 224199), (783, 206160), (810, 199288), (859, 187920), (870, 185544), (1044, 154620), (1080, 149466), (1160, 139158), (1296, 124555), (1305, 123696), (1392, 115965), (1566, 103080), (1620, 99644), (1718, 93960), (1740, 92772), (2088, 77310), (2160, 74733), (2320, 69579), (2349, 68720), (2577, 62640), (2610, 61848), (3132, 51540), (3240, 49822), (3436, 46980), (3480, 46386), (3915, 41232), (4176, 38655), (4295, 37584), (4698, 34360), (5154, 31320), (5220, 30924), (6264, 25770), (6480, 24911), (6872, 23490), (6960, 23193), (7731, 20880), (7830, 20616), (8590, 18792), (9396, 17180), (10308, 15660), (10440, 15462), (11745, 13744), (12528, 12885)]