248572260

素因数分解:

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

素因数の和:559

約数の個数: 144

約数和(自身を含む): 800755200

約数和(自身を除く): 552182940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 90, 93, 108, 124, 135, 155, 180, 186, 270, 279, 310, 372, 465, 479, 540, 558, 620, 837, 930, 958, 961, 1116, 1395, 1437, 1674, 1860, 1916, 1922, 2395, 2790, 2874, 2883, 3348, 3844, 4185, 4311, 4790, 4805, 5580, 5748, 5766, 7185, 8370, 8622, 8649, 9580, 9610, 11532, 12933, 14370, 14415, 14849, 16740, 17244, 17298, 19220, 21555, 25866, 25947, 28740, 28830, 29698, 34596, 43110, 43245, 44547, 51732, 51894, 57660, 59396, 64665, 74245, 86220, 86490, 89094, 103788, 129330, 129735, 133641, 148490, 172980, 178188, 222735, 258660, 259470, 267282, 296980, 400923, 445470, 460319, 518940, 534564, 668205, 801846, 890940, 920638, 1336410, 1380957, 1603692, 1841276, 2004615, 2301595, 2672820, 2761914, 4009230, 4142871, 4603190, 5523828, 6904785, 8018460, 8285742, 9206380, 12428613, 13809570, 16571484, 20714355, 24857226, 27619140, 41428710, 49714452, 62143065, 82857420, 124286130, 248572260]

約数ペア:

[(1, 248572260), (2, 124286130), (3, 82857420), (4, 62143065), (5, 49714452), (6, 41428710), (9, 27619140), (10, 24857226), (12, 20714355), (15, 16571484), (18, 13809570), (20, 12428613), (27, 9206380), (30, 8285742), (31, 8018460), (36, 6904785), (45, 5523828), (54, 4603190), (60, 4142871), (62, 4009230), (90, 2761914), (93, 2672820), (108, 2301595), (124, 2004615), (135, 1841276), (155, 1603692), (180, 1380957), (186, 1336410), (270, 920638), (279, 890940), (310, 801846), (372, 668205), (465, 534564), (479, 518940), (540, 460319), (558, 445470), (620, 400923), (837, 296980), (930, 267282), (958, 259470), (961, 258660), (1116, 222735), (1395, 178188), (1437, 172980), (1674, 148490), (1860, 133641), (1916, 129735), (1922, 129330), (2395, 103788), (2790, 89094), (2874, 86490), (2883, 86220), (3348, 74245), (3844, 64665), (4185, 59396), (4311, 57660), (4790, 51894), (4805, 51732), (5580, 44547), (5748, 43245), (5766, 43110), (7185, 34596), (8370, 29698), (8622, 28830), (8649, 28740), (9580, 25947), (9610, 25866), (11532, 21555), (12933, 19220), (14370, 17298), (14415, 17244), (14849, 16740)]