201281790

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{97}}^1\times {\mathrm{263}}^2$

素因数の和:633

約数の個数: 48

約数和(自身を含む): 489919248

約数和(自身を除く): 288637458

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 97, 194, 263, 291, 485, 526, 582, 789, 970, 1315, 1455, 1578, 2630, 2910, 3945, 7890, 25511, 51022, 69169, 76533, 127555, 138338, 153066, 207507, 255110, 345845, 382665, 415014, 691690, 765330, 1037535, 2075070, 6709393, 13418786, 20128179, 33546965, 40256358, 67093930, 100640895, 201281790]

約数ペア:

[(1, 201281790), (2, 100640895), (3, 67093930), (5, 40256358), (6, 33546965), (10, 20128179), (15, 13418786), (30, 6709393), (97, 2075070), (194, 1037535), (263, 765330), (291, 691690), (485, 415014), (526, 382665), (582, 345845), (789, 255110), (970, 207507), (1315, 153066), (1455, 138338), (1578, 127555), (2630, 76533), (2910, 69169), (3945, 51022), (7890, 25511)]