81650760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{523}}^1\times {\mathrm{1301}}^1$

素因数の和:1838

約数の個数: 64

約数和(自身を含む): 245609280

約数和(自身を除く): 163958520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 523, 1046, 1301, 1569, 2092, 2602, 2615, 3138, 3903, 4184, 5204, 5230, 6276, 6505, 7806, 7845, 10408, 10460, 12552, 13010, 15612, 15690, 19515, 20920, 26020, 31224, 31380, 39030, 52040, 62760, 78060, 156120, 680423, 1360846, 2041269, 2721692, 3402115, 4082538, 5443384, 6804230, 8165076, 10206345, 13608460, 16330152, 20412690, 27216920, 40825380, 81650760]

約数ペア:

[(1, 81650760), (2, 40825380), (3, 27216920), (4, 20412690), (5, 16330152), (6, 13608460), (8, 10206345), (10, 8165076), (12, 6804230), (15, 5443384), (20, 4082538), (24, 3402115), (30, 2721692), (40, 2041269), (60, 1360846), (120, 680423), (523, 156120), (1046, 78060), (1301, 62760), (1569, 52040), (2092, 39030), (2602, 31380), (2615, 31224), (3138, 26020), (3903, 20920), (4184, 19515), (5204, 15690), (5230, 15612), (6276, 13010), (6505, 12552), (7806, 10460), (7845, 10408)]