280128204

素因数分解:

$2^2\times 3^2\times {\mathrm{457}}^1\times {\mathrm{17027}}^1$

素因数の和:17494

約数の個数: 36

約数和(自身を含む): 709692984

約数和(自身を除く): 429564780

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 457, 914, 1371, 1828, 2742, 4113, 5484, 8226, 16452, 17027, 34054, 51081, 68108, 102162, 153243, 204324, 306486, 612972, 7781339, 15562678, 23344017, 31125356, 46688034, 70032051, 93376068, 140064102, 280128204]

約数ペア:

[(1, 280128204), (2, 140064102), (3, 93376068), (4, 70032051), (6, 46688034), (9, 31125356), (12, 23344017), (18, 15562678), (36, 7781339), (457, 612972), (914, 306486), (1371, 204324), (1828, 153243), (2742, 102162), (4113, 68108), (5484, 51081), (8226, 34054), (16452, 17027)]