209404080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{290839}}^1$

素因数の和:290858

約数の個数: 60

約数和(自身を含む): 703251120

約数和(自身を除く): 493847040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 290839, 581678, 872517, 1163356, 1454195, 1745034, 2326712, 2617551, 2908390, 3490068, 4362585, 4653424, 5235102, 5816780, 6980136, 8725170, 10470204, 11633560, 13087755, 13960272, 17450340, 20940408, 23267120, 26175510, 34900680, 41880816, 52351020, 69801360, 104702040, 209404080]

約数ペア:

[(1, 209404080), (2, 104702040), (3, 69801360), (4, 52351020), (5, 41880816), (6, 34900680), (8, 26175510), (9, 23267120), (10, 20940408), (12, 17450340), (15, 13960272), (16, 13087755), (18, 11633560), (20, 10470204), (24, 8725170), (30, 6980136), (36, 5816780), (40, 5235102), (45, 4653424), (48, 4362585), (60, 3490068), (72, 2908390), (80, 2617551), (90, 2326712), (120, 1745034), (144, 1454195), (180, 1163356), (240, 872517), (360, 581678), (720, 290839)]