15678420580

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{317}}^1\times {\mathrm{1361}}^1$

素因数の和:1789

約数の個数: 96

約数和(自身を含む): 34926474240

約数和(自身を除く): 19248053660

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 79, 92, 115, 158, 230, 316, 317, 395, 460, 634, 790, 1268, 1361, 1580, 1585, 1817, 2722, 3170, 3634, 5444, 6340, 6805, 7268, 7291, 9085, 13610, 14582, 18170, 25043, 27220, 29164, 31303, 36340, 36455, 50086, 62606, 72910, 100172, 107519, 125212, 125215, 145820, 156515, 215038, 250430, 313030, 430076, 431437, 500860, 537595, 575989, 626060, 862874, 1075190, 1151978, 1725748, 2150380, 2157185, 2303956, 2472937, 2879945, 4314370, 4945874, 5759890, 8628740, 9891748, 9923051, 11519780, 12364685, 19846102, 24729370, 34083523, 39692204, 49458740, 49615255, 68167046, 99230510, 136334092, 170417615, 198461020, 340835230, 681670460, 783921029, 1567842058, 3135684116, 3919605145, 7839210290, 15678420580]

約数ペア:

[(1, 15678420580), (2, 7839210290), (4, 3919605145), (5, 3135684116), (10, 1567842058), (20, 783921029), (23, 681670460), (46, 340835230), (79, 198461020), (92, 170417615), (115, 136334092), (158, 99230510), (230, 68167046), (316, 49615255), (317, 49458740), (395, 39692204), (460, 34083523), (634, 24729370), (790, 19846102), (1268, 12364685), (1361, 11519780), (1580, 9923051), (1585, 9891748), (1817, 8628740), (2722, 5759890), (3170, 4945874), (3634, 4314370), (5444, 2879945), (6340, 2472937), (6805, 2303956), (7268, 2157185), (7291, 2150380), (9085, 1725748), (13610, 1151978), (14582, 1075190), (18170, 862874), (25043, 626060), (27220, 575989), (29164, 537595), (31303, 500860), (36340, 431437), (36455, 430076), (50086, 313030), (62606, 250430), (72910, 215038), (100172, 156515), (107519, 145820), (125212, 125215)]