920621880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{82493}}^1$

素因数の和:82541

約数の個数: 96

約数和(自身を含む): 3088575360

約数和(自身を除く): 2167953480

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, 558, 620, 744, 930, 1116, 1240, 1395, 1860, 2232, 2790, 3720, 5580, 11160, 82493, 164986, 247479, 329972, 412465, 494958, 659944, 742437, 824930, 989916, 1237395, 1484874, 1649860, 1979832, 2474790, 2557283, 2969748, 3299720, 3712185, 4949580, 5114566, 5939496, 7424370, 7671849, 9899160, 10229132, 12786415, 14848740, 15343698, 20458264, 23015547, 25572830, 29697480, 30687396, 38359245, 46031094, 51145660, 61374792, 76718490, 92062188, 102291320, 115077735, 153436980, 184124376, 230155470, 306873960, 460310940, 920621880]

約数ペア:

[(1, 920621880), (2, 460310940), (3, 306873960), (4, 230155470), (5, 184124376), (6, 153436980), (8, 115077735), (9, 102291320), (10, 92062188), (12, 76718490), (15, 61374792), (18, 51145660), (20, 46031094), (24, 38359245), (30, 30687396), (31, 29697480), (36, 25572830), (40, 23015547), (45, 20458264), (60, 15343698), (62, 14848740), (72, 12786415), (90, 10229132), (93, 9899160), (120, 7671849), (124, 7424370), (155, 5939496), (180, 5114566), (186, 4949580), (248, 3712185), (279, 3299720), (310, 2969748), (360, 2557283), (372, 2474790), (465, 1979832), (558, 1649860), (620, 1484874), (744, 1237395), (930, 989916), (1116, 824930), (1240, 742437), (1395, 659944), (1860, 494958), (2232, 412465), (2790, 329972), (3720, 247479), (5580, 164986), (11160, 82493)]