165714840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^2\times {\mathrm{479}}^1$

素因数の和:558

約数の個数: 144

約数和(自身を含む): 557668800

約数和(自身を除く): 391953960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 62, 72, 90, 93, 120, 124, 155, 180, 186, 248, 279, 310, 360, 372, 465, 479, 558, 620, 744, 930, 958, 961, 1116, 1240, 1395, 1437, 1860, 1916, 1922, 2232, 2395, 2790, 2874, 2883, 3720, 3832, 3844, 4311, 4790, 4805, 5580, 5748, 5766, 7185, 7688, 8622, 8649, 9580, 9610, 11160, 11496, 11532, 14370, 14415, 14849, 17244, 17298, 19160, 19220, 21555, 23064, 28740, 28830, 29698, 34488, 34596, 38440, 43110, 43245, 44547, 57480, 57660, 59396, 69192, 74245, 86220, 86490, 89094, 115320, 118792, 133641, 148490, 172440, 172980, 178188, 222735, 267282, 296980, 345960, 356376, 445470, 460319, 534564, 593960, 668205, 890940, 920638, 1069128, 1336410, 1380957, 1781880, 1841276, 2301595, 2672820, 2761914, 3682552, 4142871, 4603190, 5345640, 5523828, 6904785, 8285742, 9206380, 11047656, 13809570, 16571484, 18412760, 20714355, 27619140, 33142968, 41428710, 55238280, 82857420, 165714840]

約数ペア:

[(1, 165714840), (2, 82857420), (3, 55238280), (4, 41428710), (5, 33142968), (6, 27619140), (8, 20714355), (9, 18412760), (10, 16571484), (12, 13809570), (15, 11047656), (18, 9206380), (20, 8285742), (24, 6904785), (30, 5523828), (31, 5345640), (36, 4603190), (40, 4142871), (45, 3682552), (60, 2761914), (62, 2672820), (72, 2301595), (90, 1841276), (93, 1781880), (120, 1380957), (124, 1336410), (155, 1069128), (180, 920638), (186, 890940), (248, 668205), (279, 593960), (310, 534564), (360, 460319), (372, 445470), (465, 356376), (479, 345960), (558, 296980), (620, 267282), (744, 222735), (930, 178188), (958, 172980), (961, 172440), (1116, 148490), (1240, 133641), (1395, 118792), (1437, 115320), (1860, 89094), (1916, 86490), (1922, 86220), (2232, 74245), (2395, 69192), (2790, 59396), (2874, 57660), (2883, 57480), (3720, 44547), (3832, 43245), (3844, 43110), (4311, 38440), (4790, 34596), (4805, 34488), (5580, 29698), (5748, 28830), (5766, 28740), (7185, 23064), (7688, 21555), (8622, 19220), (8649, 19160), (9580, 17298), (9610, 17244), (11160, 14849), (11496, 14415), (11532, 14370)]