288836920

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{2137}}^1$

素因数の和:2288

約数の個数: 64

約数和(自身を含む): 677318400

約数和(自身を除く): 388481480

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 109, 124, 155, 218, 248, 310, 436, 545, 620, 872, 1090, 1240, 2137, 2180, 3379, 4274, 4360, 6758, 8548, 10685, 13516, 16895, 17096, 21370, 27032, 33790, 42740, 66247, 67580, 85480, 132494, 135160, 232933, 264988, 331235, 465866, 529976, 662470, 931732, 1164665, 1324940, 1863464, 2329330, 2649880, 4658660, 7220923, 9317320, 14441846, 28883692, 36104615, 57767384, 72209230, 144418460, 288836920]

約数ペア:

[(1, 288836920), (2, 144418460), (4, 72209230), (5, 57767384), (8, 36104615), (10, 28883692), (20, 14441846), (31, 9317320), (40, 7220923), (62, 4658660), (109, 2649880), (124, 2329330), (155, 1863464), (218, 1324940), (248, 1164665), (310, 931732), (436, 662470), (545, 529976), (620, 465866), (872, 331235), (1090, 264988), (1240, 232933), (2137, 135160), (2180, 132494), (3379, 85480), (4274, 67580), (4360, 66247), (6758, 42740), (8548, 33790), (10685, 27032), (13516, 21370), (16895, 17096)]