245109780

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{453907}}^1$

素因数の和:453925

約数の個数: 48

約数和(自身を含む): 762565440

約数和(自身を除く): 517455660

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 453907, 907814, 1361721, 1815628, 2269535, 2723442, 4085163, 4539070, 5446884, 6808605, 8170326, 9078140, 12255489, 13617210, 16340652, 20425815, 24510978, 27234420, 40851630, 49021956, 61277445, 81703260, 122554890, 245109780]

約数ペア:

[(1, 245109780), (2, 122554890), (3, 81703260), (4, 61277445), (5, 49021956), (6, 40851630), (9, 27234420), (10, 24510978), (12, 20425815), (15, 16340652), (18, 13617210), (20, 12255489), (27, 9078140), (30, 8170326), (36, 6808605), (45, 5446884), (54, 4539070), (60, 4085163), (90, 2723442), (108, 2269535), (135, 1815628), (180, 1361721), (270, 907814), (540, 453907)]