123049280

素因数分解:

$2^6\times 5^1\times {\mathrm{563}}^1\times {\mathrm{683}}^1$

素因数の和:1263

約数の個数: 56

約数和(自身を含む): 293961312

約数和(自身を除く): 170912032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 563, 683, 1126, 1366, 2252, 2732, 2815, 3415, 4504, 5464, 5630, 6830, 9008, 10928, 11260, 13660, 18016, 21856, 22520, 27320, 36032, 43712, 45040, 54640, 90080, 109280, 180160, 218560, 384529, 769058, 1538116, 1922645, 3076232, 3845290, 6152464, 7690580, 12304928, 15381160, 24609856, 30762320, 61524640, 123049280]

約数ペア:

[(1, 123049280), (2, 61524640), (4, 30762320), (5, 24609856), (8, 15381160), (10, 12304928), (16, 7690580), (20, 6152464), (32, 3845290), (40, 3076232), (64, 1922645), (80, 1538116), (160, 769058), (320, 384529), (563, 218560), (683, 180160), (1126, 109280), (1366, 90080), (2252, 54640), (2732, 45040), (2815, 43712), (3415, 36032), (4504, 27320), (5464, 22520), (5630, 21856), (6830, 18016), (9008, 13660), (10928, 11260)]